caffein (Q60235)

reactant ^Saesneg

1 ffynhonnell

Gene Ontology release 2019-11-16 ^Saesneg

response to caffeine ^Saesneg

reactant ^Saesneg

1 ffynhonnell

Gene Ontology release 2020-05-02 ^Saesneg

paraxanthine:S-adenosyl-L-methionine 3-N-methyltransferase activity ^Saesneg

1 ffynhonnell

Gene Ontology release 2020-05-02 ^Saesneg

Rhea release 113 ^Saesneg

theobromine:S-adenosyl-L-methionine 1-N-methyltransferase activity ^Saesneg

1 ffynhonnell

http://geneontology.org/external2go/rhea2go

1 Chwefror 2021

caffeine oxidase activity ^Saesneg

1 ffynhonnell

http://geneontology.org/external2go/rhea2go

25 Mai 2022

0 ffynonellau

0 ffynonellau

Koffein - Caffeine.svg
220 × 181; 10 KB

1 ffynhonnell

delwedd

Caffeine USP.jpg
1,402 × 910; 329 KB

0 ffynonellau

Sublimated caffeine.jpg
1,600 × 898; 162 KB

0 ffynonellau

image of molecular model or crystal lattice model ^Saesneg

Caffeine (1) 3D spacefill.png
2,000 × 1,822; 631 KB

yn portreadu

space-filling model ^Saesneg

0 ffynonellau

enwyd ar ôl

coffi

0 ffynonellau

fformwla gemegol

C₈H₁₀N₄O₂

2 ffynonellau

caffeine (Saesneg)

19 Tachwedd 2016

inferred from SMILES ^Saesneg

SMILES

CN1C=NC2=C1C(=O)N(C(=O)N2C)C

1 ffynhonnell

caffeine (Saesneg)

19 Tachwedd 2016

isomeric SMILES ^Saesneg

Cn1c(=O)c2c(ncn2C)n(C)c1=O

0 ffynonellau

electric dipole moment ^Saesneg

3.64 debye

1 ffynhonnell

dwysedd

1.23 gram per cubic centimetre

1 ffynhonnell

ymdoddbwynt

234 gradd Celsius

1 ffynhonnell

235 gradd Celsius

1 ffynhonnell

Jean-Claude Bradley Open Melting Point Dataset ^Saesneg

sublimation temperature ^Saesneg

180 gradd Celsius

1 ffynhonnell

pKa ^Saesneg

14

1 ffynhonnell

10.4

tymheredd

40 gradd Celsius

1 ffynhonnell

Lange's Handbook of chemistry, 13th edition ^Saesneg

cynhwysyn actif yn

Cafcit ^Saesneg

1 ffynhonnell

RxNorm ^Saesneg

RxNorm CUI ^Saesneg

261469

14 Chwefror 2018

siocled

0 ffynonellau

found in taxon ^Saesneg

Senegalia catechu

1 ffynhonnell

Determination of the predominant catechins in Acacia catechu by liquid chromatography/electrospray ionization-mass spectrometry ^Saesneg

Paullinia cupana

9 ffynonellau

A quantitative method for the analysis of xanthine alkaloids inPaullinia cupana (guarana) by capillary column gas chromatography ^Saesneg

Herbal Products as Mouthwash ^Saesneg

HPLC determination of caffeine and theophylline in Paullinia cupana Kunth (guarana) and Cola spp. samples ^Saesneg

Theobromine, theophylline, and caffeine in 42 samples and products of Guaraná (Paullinia cupana, Sapindaceae) ^Saesneg

Guaraná (Paullinia cupana) rewards seed dispersers without intoxicating them by caffeine ^Saesneg

Liquid Chromatographic Determination of Methylxanthines and Catechins in Herbal Preparations Containing Guaraná ^Saesneg

Dissolution and absorption of caffeine from guarana ^Saesneg

Caffeine Content of Some Cola Beverages* ^Saesneg

The Xanthine Content of Guarana and Its Preparations ^Saesneg

Yerba mate

14 ffynonellau

Mate substitutes or adulterants: study of xanthine content ^Saesneg

High-performance capillary electrophoresis analysis of mate infusions prepared from stems and leaves of Ilex paraguariensis using automated micellar electrokinetic capillary chromatography ^Saesneg

Trigonelline in coffee ^Saesneg

Purine metabolism and the biosynthesis of caffeine in maté leaves ^Saesneg

Chlorogenic acids and purine alkaloids contents of Maté (Ilex paraguariensis) leaf and beverage ^Saesneg

Studies on mate drinking ^Saesneg

Caffeine and theobromine in epicuticular wax of Ilex paraguariensis A. St.-Hil ^Saesneg

Purine base pattern of camellia irrawadiensis ^Saesneg

Maté drinking: caffeine and phenolic acid intake ^Saesneg

Extraction of methylxanthines from guaraná seeds, maté leaves, and cocoa beans using supercritical carbon dioxide and ethanol ^Saesneg

Extraction of purine alkaloids from maté (Ilex paraguariensis) using supercritical CO(2) ^Saesneg

Methylxanthines accumulation in Ilex species - caffeine and theobromine in erva-mate (Ilex paraguariensis) and other Ilex species ^Saesneg

Saponins in yerba mate tea ( Ilex paraguariensis A. St.-Hil) and quercetin synergistically inhibit iNOS and COX-2 in lipopolysaccharide-induced macrophages through NFkappaB pathways ^Saesneg

Brazilian natural medicines. III. structures of triterpene oligoglycosides and lipase inhibitors from mate, leaves of ilex paraguariensis ^Saesneg

Ilex argentina

1 ffynhonnell

Mate substitutes or adulterants: study of xanthine content ^Saesneg

Ilex brevicuspis

1 ffynhonnell

Mate substitutes or adulterants: study of xanthine content ^Saesneg

Ilex theezans

1 ffynhonnell

Mate substitutes or adulterants: study of xanthine content ^Saesneg

Ilex dumosa

1 ffynhonnell

Mate substitutes or adulterants: study of xanthine content ^Saesneg

Ilex microdonta

1 ffynhonnell

Mate substitutes or adulterants: study of xanthine content ^Saesneg

Ilex pseudobuxus

1 ffynhonnell

Mate substitutes or adulterants: study of xanthine content ^Saesneg

Aspalathus linearis

1 ffynhonnell

Rooibos tea,aspalathus linearis, a caffeineless, low-tannin beverage ^Saesneg

Coffea arabica

33 ffynonellau

Coffee, Tea, Cocoa ^Saesneg

Chlorogensäure in Semen Coffeae und ihre Veränderung beim Röstprozeß. 3. Mitteilung ^Saesneg

Reproducibility of the determination of caffeine in coffee by micellar electrokinetic capillary chromatography ^Saesneg

Biotransformation of theobromine to caffeine in suspension and polyurethane foam immobilized coffee (Coffea arabica L.) cells ^Saesneg

Genetically decaffeinated coffee ^Saesneg

Purine alkaloid formation in buds and developing leaflets of Coffea arabica: Expression of an optimal defence strategy? ^Saesneg

Stimulation of caffeine biosynthesis in suspension-cultured coffee cells and the in situ existence of 7-methylxanthosine ^Saesneg

Are xanthosine and 7-methylxanthosine caffeine precursors? ^Saesneg

Caffeine biosynthesis starts with the metabolically channelled formation of 7-methyl-XMP—A new hypothesis ^Saesneg

Simultaneous determination of total chlorogenic acid and caffeine in coffee by high performance gel filtration chromatography ^Saesneg

Inhibition of caffeine biosynthesis in tea (Camellia sinensis) and coffee (Coffea arabica) plants by ribavirin ^Saesneg

Stress induced formation of purine alkaloids in plant tissue culture of Coffea arabica ^Saesneg

7-methylxanthosine—An intermediate in caffeine biosynthesis ^Saesneg

Biosynthesis of theobromine and caffeine in developing leaves of Coffea arabica ^Saesneg

Separation of the N-7 methyltransferase, the key enzyme in caffeine biosynthesis ^Saesneg

Caffeine, trigonelline, chlorogenic acids and sucrose diversity in wild Coffea arabica L. and C. canephora P. accessions ^Saesneg

Studies on the Metabolic Control of Caffeine Turnover in Developing Endosperms and Leaves of Coffea arabica and Coffea dewevrei ^Saesneg

Biosynthesis and biodegradation of caffeine, theobromine, and theophylline in Coffea arabica L. fruits ^Saesneg

Decaffeination. A process to detoxify coffee pulp ^Saesneg

New tryptamine derivatives isolated from wax of green coffee beans ^Saesneg

Biosynthesis and catabolism of caffeine in low-caffeine-containing species of Coffea ^Saesneg

Near-infrared reflectance and Fourier transform infrared analysis of instant coffee mixtures ^Saesneg

Development of an HPLC/Diode-Array Detector Method for Simultaneous Determination of Trigonelline, Nicotinic Acid, and Caffeine in Coffee ^Saesneg

Determination of Soluble Solids in Roasted Coffee ^Saesneg

Purine Alkaloids of the Fruits of Camellia sinensis L. and Coffea arabica L. during Fruit Development* ^Saesneg

Regulation of Purine Metabolism in Intact Leaves of Coffea arabica ^Saesneg

Biosynthesis of Caffeine in Leaves of Coffee ^Saesneg

HPLC Determination of Caffeine and Theobromine in Coffee, Tea, and Instant Hot Cocoa Mixes ^Saesneg

Selective phyto-toxicity of 1,3,7-trimethylxanthine between Phaseolus mungo and some weeds. ^Saesneg

The role of xanthosine in the biosynthesis of caffeine in coffee plants. ^Saesneg

Studies on the Factors Affecting the Formation of Hydrogen Peroxide in Coffee ^Saesneg

Coffee, Tea, and Cocoa ^Saesneg

N-methyltransferase activities in suspension cultures of Coffea arabica L ^Saesneg

Camellia irrawadiensis

2 ffynonellau

Purine base pattern of camellia irrawadiensis ^Saesneg

Identification of a major polyphenol and polyphenolic composition in leaves of Camellia irrawadiensis ^Saesneg

Scurrula atropurpurea

1 ffynhonnell

Indonesian medicinal plants. XXV. Cancer cell invasion inhibitory effects of chemical constituents in the parasitic plant Scurrula atropurpurea (Loranthaceae). ^Saesneg

Graban blewog

1 ffynhonnell

5-O-methylhoslundin: An unusual flavonoid from Bidens pilosa (Asteraceae) ^Saesneg

Camellia multisepala

2 ffynonellau

Theacrine (1,3,7,9-tetramethyluric acid) synthesis in leaves of a Chinese tea, kucha (Camellia assamica var. kucha). ^Saesneg

Purine base pattern of camellia irrawadiensis ^Saesneg

Camellia japonica

1 ffynhonnell

Purine base pattern of camellia irrawadiensis ^Saesneg

Camellia ptilophylla

1 ffynhonnell

Biosynthesis and metabolism of purine alkaloids in leaves of cocoa tea (Camellia ptilophylla) ^Saesneg

Camellia oleifera

1 ffynhonnell

Purine base pattern of camellia irrawadiensis ^Saesneg

Camellia sasanqua

1 ffynhonnell

Purine base pattern of camellia irrawadiensis ^Saesneg

Camellia × vernalis

1 ffynhonnell

Purine base pattern of camellia irrawadiensis ^Saesneg

Citrus grandis

2 ffynonellau

Identification of caffeine in citrus flowers and leaves ^Saesneg

Citrus maxima

2 ffynonellau

Identification of caffeine in citrus flowers and leaves ^Saesneg

Oren Mandarin

1 ffynhonnell

Identification of caffeine in citrus flowers and leaves ^Saesneg

Claviceps sorghicola

1 ffynhonnell

Caffeine: also a fungal metabolite ^Saesneg

Coffea bengalensis

2 ffynonellau

Caffeine from the mature leaves of Coffea bengalensis ^Saesneg

Biosynthesis and catabolism of caffeine in low-caffeine-containing species of Coffea ^Saesneg

Coffea canephora

2 ffynonellau

Caffeine, trigonelline, chlorogenic acids and sucrose diversity in wild Coffea arabica L. and C. canephora P. accessions ^Saesneg

Development of an HPLC/Diode-Array Detector Method for Simultaneous Determination of Trigonelline, Nicotinic Acid, and Caffeine in Coffee ^Saesneg

Coffea eugenioides

1 ffynhonnell

Biosynthesis and catabolism of caffeine in low-caffeine-containing species of Coffea ^Saesneg

Coffea homollei

1 ffynhonnell

Caffeine and theobromine in green beans from Mascarocoffea ^Saesneg

Coffea kianjavatensis

2 ffynonellau

Caffeine from green beans of Mascarocoffea ^Saesneg

Caffeine and theobromine in green beans from Mascarocoffea ^Saesneg

Coffea lancifolia

1 ffynhonnell

Caffeine and theobromine in green beans from Mascarocoffea ^Saesneg

Coffea salvatrix

1 ffynhonnell

Biosynthesis and catabolism of caffeine in low-caffeine-containing species of Coffea ^Saesneg

Cola nitida

3 ffynonellau

Behavioral effects resulting from sub-chronic treatment of rats with extract of fresh stabilized cola seeds ^Saesneg

Study of Caffein - Catechin Association in Lyophilized Fresh Seeds and in Stabilized Extract of Cola nitida ^Saesneg

Content of polyphenolic compounds in the Nigerian stimulants Cola nitida ssp. alba, Cola nitida ssp. rubra A. Chev, and Cola acuminata Schott & Endl and their antioxidant capacity ^Saesneg

Peiswellt

1 ffynhonnell

Paper chromatography of alkaloids of tall fescue hay ^Saesneg

Herrania albiflora

1 ffynhonnell

Purine alkaloid distribution with Herrania and Theorbroma ^Saesneg

Herrania balaensis

1 ffynhonnell

Purine alkaloid distribution with Herrania and Theorbroma ^Saesneg

Herrania cuatrecasana

1 ffynhonnell

Purine alkaloid distribution with Herrania and Theorbroma ^Saesneg

Herrania nitida

1 ffynhonnell

Purine alkaloid distribution with Herrania and Theorbroma ^Saesneg

Herrania purpurea

1 ffynhonnell

Purine alkaloid distribution with Herrania and Theorbroma ^Saesneg

Ilex guayusa

1 ffynhonnell

Ritualistic use of the holly Ilex guayusa by Amazonian Jivaro Indians ^Saesneg

Murraya paniculata

1 ffynhonnell

Constituents of Flowers ofMurraya Paniculata ^Saesneg

Paramuricea clavata

1 ffynhonnell

Isolation of caffeine from the gorgonian Paramuricea chamaeleon ^Saesneg

Pausinystalia

2 ffynonellau

Decaffeination of guaraná seeds in a microextraction column using water-saturated CO2 ^Saesneg

Extraction of methylxanthines from guaraná seeds, maté leaves, and cocoa beans using supercritical carbon dioxide and ethanol ^Saesneg

Sinomenium acutum

1 ffynhonnell

Isolation of Lipolytic Substances Caffeine and 1,7-Dimethylxanthine from the Stem and Rhizome ofSinomenium actum ^Saesneg

Theobroma angustifolium

1 ffynhonnell

Purine alkaloid distribution with Herrania and Theorbroma ^Saesneg

Theobroma cacao

11 ffynonellau

Extraction of purine alkaloids from cocoa tissues and determination by high-performance liquid chromatography ^Saesneg

Purine alkaloids in seeds ofTheobroma species from the Amazon ^Saesneg

Simple method for the determination of alkaloids in cocoa using paper chromatography and UV spectrometry ^Saesneg

Purine alkaloid distribution with Herrania and Theorbroma ^Saesneg

Identification of procyanidins in cocoa (Theobroma cacao) and chocolate using high-performance liquid chromatography/mass spectrometry ^Saesneg

Purine Alkaloid Production and Accumulation in Cocoa Callus and Suspension Cultures ^Saesneg

Method of Analysis for (-)-Epicatechin in Cocoa Beans by High Performance Liquid Chromatography ^Saesneg

HPLC Determination of Caffeine and Theobromine in Coffee, Tea, and Instant Hot Cocoa Mixes ^Saesneg

Caffeine and Theobromine Levels in Cocoa and Carob Products ^Saesneg

Constituents of Cocoa Husks ^Saesneg

Caffeine: also a fungal metabolite ^Saesneg

Theobroma mammosum

1 ffynhonnell

Purine alkaloid distribution with Herrania and Theorbroma ^Saesneg

Theobroma simiarum

1 ffynhonnell

Purine alkaloid distribution with Herrania and Theorbroma ^Saesneg

Theobroma grandiflorum

1 ffynhonnell

Purine alkaloid distribution with Herrania and Theorbroma ^Saesneg

Cola acuminata

1 ffynhonnell

Content of polyphenolic compounds in the Nigerian stimulants Cola nitida ssp. alba, Cola nitida ssp. rubra A. Chev, and Cola acuminata Schott & Endl and their antioxidant capacity ^Saesneg

Vincetoxicum hirsutum

1 ffynhonnell

Alkaloids of Tylophora mollissima ^Saesneg

Trewia nudiflora

1 ffynhonnell

New cardenolides from the stem bark of Trewia nudiflora ^Saesneg

Homo sapiens

1 ffynhonnell

Chronic caffeine treatment attenuates experimental autoimmune encephalomyelitis induced by guinea pig spinal cord homogenates in Wistar rats ^Saesneg

Llygoden y tŷ

3 ffynonellau

Depressing effects of caffeine at crayfish neuromuscular synapses I. Dosage response and Ca++ gradient effects ^Saesneg

Does caffeine alter muscle carbohydrate and fat metabolism during exercise? ^Saesneg

Caffeine inhibits InsP3 responses and capacitative calcium entry in canine pulmonary arterial smooth muscle cells ^Saesneg

Citrus glauca

1 ffynhonnell

Camellia kissi

1 ffynhonnell

Purine base pattern of camellia irrawadiensis ^Saesneg

Coffea benghalensis

2 ffynonellau

Biosynthesis and catabolism of caffeine in low-caffeine-containing species of Coffea ^Saesneg

Caffeine from the mature leaves of Coffea bengalensis ^Saesneg

Theobroma speciosum

1 ffynhonnell

Purine alkaloid distribution with Herrania and Theorbroma ^Saesneg

Strobilanthes crispa

1 ffynhonnell

Chemical composition and antioxidant activity of Strobilanthes crispus leaf extract ^Saesneg

Camellia

1 ffynhonnell

Comparative study of the reversed-phase high-performance liquid chromatography of black tea liquors with special reference to the thearubigins ^Saesneg

Camellia sinensis var. sinensis

1 ffynhonnell

Purine base pattern of camellia irrawadiensis ^Saesneg

Herrania mariae

1 ffynhonnell

Coffea liberica var. dewevrei

Purine alkaloids in seeds ofTheobroma species from the Amazon ^Saesneg

1 ffynhonnell

Studies on the Metabolic Control of Caffeine Turnover in Developing Endosperms and Leaves of Coffea arabica and Coffea dewevrei ^Saesneg

Grawnffrwyth

2 ffynonellau

Identification of caffeine in citrus flowers and leaves ^Saesneg

Citrus deliciosa

1 ffynhonnell

Identification of caffeine in citrus flowers and leaves ^Saesneg

Grawnafal

1 ffynhonnell

Phenolic profiles, antihyperglycemic, antihyperlipidemic, and antioxidant properties of pomegranate (Punica granatum) peel extract ^Saesneg

Ilex cassine

1 ffynhonnell

ANALYSIS OF THE LEAVES OF ILEX CASSINE. ^Saesneg

Camellia taliensis

2 ffynonellau

Identification of a major polyphenol and polyphenolic composition in leaves of Camellia irrawadiensis ^Saesneg

Purine base pattern of camellia irrawadiensis ^Saesneg

Peiswellt y defaid

1 ffynhonnell

Paper chromatography of alkaloids of tall fescue hay ^Saesneg

Camellia sinensis

52 ffynonellau

Caffeine and theanine from cultured cells of Camellia sinensis ^Saesneg

Bioactive saponins and glycosides. XXVIII. New triterpene saponins, foliatheasaponins I, II, III, IV, and V, from Tencha (the leaves of Camellia sinensis). ^Saesneg

Medicinal flowers. XIV. New acylated oleanane-type triterpene oligoglycosides with antiallergic activity from flower buds of chinese tea plant (Camellia sinensis). ^Saesneg

Medicinal flowers. XXII. Structures of chakasaponins V and VI, chakanoside I, and chakaflavonoside A from flower buds of Chinese tea plant (Camellia sinensis). ^Saesneg

Purine Alkaloids of the Fruits of Camellia sinensis L. and Coffea arabica L. during Fruit Development* ^Saesneg

Caffeine biosynthesis in young leaves of Camellia sinensis: In vitro studies on N-methyltransferase activity involved in the conversion of xanthosine to caffeine ^Saesneg

Inhibition of caffeine biosynthesis in tea (Camellia sinensis) and coffee (Coffea arabica) plants by ribavirin ^Saesneg

Coffee, Tea, Cocoa ^Saesneg

Quantitative analysis of the active constituents in green tea ^Saesneg

Effect of plucking intervals on the chemical constituents of CTC black teas. ^Saesneg

Caffeine and theobromine formation by tissue cultures of Camellia sinensis ^Saesneg

HPLC Determination of Caffeine and Theobromine in Coffee, Tea, and Instant Hot Cocoa Mixes ^Saesneg

Separation of the components in black tea infusion by chromatography on Toyopearl. ^Saesneg

Selection of column and gradient elution system for the separation of catechins in green tea using high-performance liquid chromatography ^Saesneg

Relationship between antimutagenic activity and major components of various teas ^Saesneg

Survey of Catechins, Gallic Acid, and Methylxanthines in Green, Oolong, Pu-erh, and Black Teas ^Saesneg

Quantitative Analysis of (-)-Epigallocatechin Gallate in Tea Leaves by High-Performance Liquid Chromatography ^Saesneg

Simultaneous analysis of individual catechins and caffeine in green tea ^Saesneg

HPLC determination of catechins and caffeine in tea. Differentiation of green, black and instant teas ^Saesneg

Rapid determination of caffeine in tea leaves ^Saesneg

ANALYSIS OF GREEN TEA CONSTITUENTS BY HPLC-FTIR ^Saesneg

Purine base pattern of camellia irrawadiensis ^Saesneg

Effects of crude drugs on experimental hypercholesterolemia. I. Tea and its active principles ^Saesneg

Natural antioxidants. I. Antioxidative components of tea leaf (Thea sinensis L.). ^Saesneg

Inhibitory effect of six green tea catechins and caffeine on the growth of four selected human tumor cell lines ^Saesneg

Protective Effect of Green Tea Extract and Tea Polyphenols against the Cytotoxicity of 1,4-Naphthoquinone in Isolated Rat Hepatocytes ^Saesneg

Application of capillary electrophoresis to tea quality estimation ^Saesneg

Kinetics and equilibria of tea infusion: Part 9. The rates and temperature coefficients of caffeine extraction from green Chun Mee and black Assam Bukial teas ^Saesneg

Effects of a component of green tea on the proliferation of vascular smooth muscle cells ^Saesneg

Inhibition of 2-amino-1-methyl-6-phenylimidazo[4,5-b]pyridine (PhIP) mutagenicity by black and green tea extracts and polyphenols ^Saesneg

Indonesian medicinal plants. XXV. Cancer cell invasion inhibitory effects of chemical constituents in the parasitic plant Scurrula atropurpurea (Loranthaceae). ^Saesneg

Isolation of caffeine and theophylline from ripe tea seeds ^Saesneg

Purine alkaloids in Camellia sinensis flowers. ^Saesneg

Application of Host–Guest Complexation Method to Isolation of Natural Product ^Saesneg

Adenine metabolism and the synthesis of purine alkaloids in flowers of Camellia ^Saesneg

Caffeine, theanine and catechin content in calluses of tea stem and anther. ^Saesneg

Spectrophotometric method for the quantitative determination of caffeine in the hulls of ripe tea seeds ^Saesneg

Biosynthesis of Caffeine from Purine Nucleotides in Tea Plant ^Saesneg

Biosynthesis of theobromine and caffeine in developing leaves of Coffea arabica ^Saesneg

Caffeine Metabolism in High and Low Caffeine Containing Cultivars of Camellia sinensis ^Saesneg

Metabolism of Caffeine and Related Purine Alkaloids in Leaves of Tea (Camellia sinensis L.) ^Saesneg

Purine Alkaloid Biosynthesis in Young Leaves of Camellia sinensis in Light and Darkness ^Saesneg

A new caffeine biosynthetic pathway in tea leaves: utilisation of adenosine released from the S-adenosyl-L-methionine cycle ^Saesneg

Distribution and biosynthesis of caffeine in plants ^Saesneg

Conversion of xanthosine into caffeine in tea plants. ^Saesneg

Biosynthesis and Catabolism of Purine Alkaloids in Camellia Plants ^Saesneg

Seasonal variations in biosynthetic capacity for the synthesis of caffeine in tea leaves ^Saesneg

Compositional Change of Pu-erh Tea during Processing ^Saesneg

Determination of caffeine in tea by high-performance liquid chromatography. ^Saesneg

Purine Alkaloids in Camellia sinensis Flowers ^Saesneg

Effect of caffeine on shot-hole borer beetle (Xyleborusfornicatus) of tea (Camellia sinensis) ^Saesneg

Senegalia polyacantha

1 ffynhonnell

Determination of the predominant catechins in Acacia catechu by liquid chromatography/electrospray ionization-mass spectrometry ^Saesneg

Senegalia chundra

1 ffynhonnell

Determination of the predominant catechins in Acacia catechu by liquid chromatography/electrospray ionization-mass spectrometry ^Saesneg

Asimina triloba

1 ffynhonnell

Antiangiogenic Activity and Chemical Derivatization of the Neurotoxic Acetogenin Annonacin Isolated from Asimina triloba ^Saesneg

adweithia'n ffisegol gyda

Adenosine A1 receptor ^Saesneg

antagonist ^Saesneg

1 ffynhonnell

17 Awst 2016

Adenosine A2a receptor ^Saesneg

antagonist ^Saesneg

1 ffynhonnell

17 Awst 2016

Adenosine A2b receptor ^Saesneg

antagonist ^Saesneg

1 ffynhonnell

17 Awst 2016

Adenosine A3 receptor ^Saesneg

antagonist ^Saesneg

1 ffynhonnell

17 Awst 2016

Inositol 1,4,5-trisphosphate receptor type 1 ^Saesneg

antagonist ^Saesneg

1 ffynhonnell

17 Awst 2016

Ryanodine receptor 1 ^Saesneg

antagonist ^Saesneg

1 ffynhonnell

17 Awst 2016

Ryanodine receptor 2 ^Saesneg

antagonist ^Saesneg

1 ffynhonnell

17 Awst 2016

Ryanodine receptor 3 ^Saesneg

antagonist ^Saesneg

1 ffynhonnell

17 Awst 2016

taste receptor type 2 ^Saesneg

agonist ^Saesneg

1 ffynhonnell

categori beichiogrwydd Awstralia A

The Molecular Receptive Ranges of Human TAS2R Bitter Taste Receptors ^Saesneg

categori beichiogrwydd

1 ffynhonnell

categori beichiogrwydd Unol Daleithiau America C

Wicipedia Saesneg

1 ffynhonnell

Wicipedia Saesneg

màs

194.08 uned Dalton

1 ffynhonnell

caffeine (Saesneg)

19 Hydref 2016

194.08037556 uned Dalton

1 ffynhonnell

disgrifiwyd gan y ffynhonnell

inferred from SMILES ^Saesneg

Gwyddoniadur Otto

Coffein

0 ffynonellau

Brockhaus and Efron Encyclopedic Dictionary ^Saesneg

Q24450875

0 ffynonellau

Small Brockhaus and Efron Encyclopedic Dictionary ^Saesneg

Meyers Konversations-Lexikon, 4. Auflage (1885–1890)

Q24788489

0 ffynonellau

Q115190371

0 ffynonellau

Encyclopædia Britannica 11th edition ^Saesneg

ar restr sylw'r prosiect Wikimedia

1911 Encyclopædia Britannica/Caffeine ^Saesneg

0 ffynonellau

Armenian Soviet Encyclopedia, vol. 5 ^Saesneg

tudalen

665

0 ffynonellau

1 ffynhonnell

BitterDB ^Saesneg

enzyme inhibitor ^Saesneg

1 ffynhonnell

NDF-RT ^Saesneg

5 Mawrth 2018

1 ffynhonnell

15 Mawrth 2018

phosphodiesterase inhibitor ^Saesneg

1 ffynhonnell

15 Mawrth 2018

purinergic P1 receptor antagonists ^Saesneg

1 ffynhonnell

15 Mawrth 2018

xenobiotic ^Saesneg

0 ffynonellau

nootropic ^Saesneg

0 ffynonellau

Wikipedia:Vital articles/Level/4 ^Saesneg

pwynt mewn amser

31 Hydref 2022

0 ffynonellau

MCN code ^Saesneg

2939.30.10

0 ffynonellau

0 ffynonellau

0 ffynonellau

0 ffynonellau

0 ffynonellau

Tea

1 ffynhonnell

cs.wikipedia.org

categori Comin

Caffeine

0 ffynonellau

prif gategori

Category:Caffeine ^Saesneg

0 ffynonellau

Identifiers

dynodwr BnF

12080052b

Caféine

1 ffynhonnell

Nuovo soggettario ^Saesneg

https://thes.bncf.firenze.sbn.it/termine.php?id=12569

14 Mehefin 2021

1 ffynhonnell

subject named as (monolingual text) ^Saesneg

Caffeine (Saesneg)

קפאין (Hebraeg)

الكافيين (Arabeg)

1 ffynhonnell

Llyfrgell Genedlaethol Israel

dynodwr LCAuth

sh85018686

dosbarthiad yn System Ddegol Dewey

Caffeine

1 ffynhonnell

0 ffynonellau

kofein

0 ffynonellau

641.26

1 ffynhonnell

23 Tachwedd 2025

615.321

1 ffynhonnell

23 Tachwedd 2025

615.785

1 ffynhonnell

23 Tachwedd 2025

641.3373

1 ffynhonnell

23 Tachwedd 2025

615.32393

1 ffynhonnell

23 Tachwedd 2025

InChI=1S/C8H10N4O2/c1-10-4-9-6-5(10)7(13)12(3)8(14)11(6)2/h4H,1-3H3

1 ffynhonnell

caffeine (Saesneg)

19 Tachwedd 2016

InChIKey ^Saesneg

2 ffynonellau

caffeine (Saesneg)

19 Tachwedd 2016

ChEBI release 2020-09-01 ^Saesneg

Rhif Cofrestru CAS

58-08-2

3 ffynonellau

UNII ^Saesneg

caffeine (Saesneg)

19 Tachwedd 2016

SciFinder ^Saesneg

InChIKey ^Saesneg

CAS Common Chemistry ^Saesneg

9 Ebrill 2021

https://commonchemistry.cas.org/detail?cas_rn=58-08-2

ChemSpider ID ^Saesneg

2424

1 ffynhonnell

ChemSpider

ChemSpider ID ^Saesneg

2424

Caffeine (Saesneg)

19 Tachwedd 2016

2 ffynonellau

caffeine (Saesneg)

19 Tachwedd 2016

InChIKey ^Saesneg

Reaxys registry number ^Saesneg

17705

1 ffynhonnell

ChEBI

ChEBI ID ^Saesneg

27732

caffeine (Saesneg)

19 Hydref 2016

Gmelin number ^Saesneg

103040

0 ffynonellau

ChEBI ID ^Saesneg

27732

mapping relation type ^Saesneg

exact match ^Saesneg

2 ffynonellau

ChEMBL ^Saesneg

ChEMBL ID ^Saesneg

CHEMBL113

CAFFEINE (Saesneg)

19 Tachwedd 2016

International Chemical Identifier

InChI

InChI=1S/C8H10N4O2/c1-10-4-9-6-5(10)7(13)12(3)8(14)11(6)2/h4H,1-3H3

ChEMBL ID ^Saesneg

CHEMBL113

1 ffynhonnell

ChEMBL ^Saesneg

ChEMBL ID ^Saesneg

CHEMBL113

CAFFEINE (Saesneg)

19 Tachwedd 2016

SureChEMBL ID ^Saesneg

5671

2 ffynonellau

inferred from InChIKey ^Saesneg

InChIKey ^Saesneg

splash10-0002-0900000000-b112e4e059e1ecf98c5f

UniChem compound ID ^Saesneg

39562

0 ffynonellau

MassBank accession ID ^Saesneg

MSBNK-Eawag-EA030311

0 ffynonellau

SPLASH ^Saesneg

1 ffynhonnell

Wikimedia import URL ^Saesneg

https://www.wikidata.org/w/index.php?title=Wikidata:Property_proposal/SPLASH&oldid=652695214

splash10-052f-6900000000-d5a2b9ec0b193ea38d36

1 ffynhonnell

http://osdb.info/spectra/view/000000150

splash10-000b-0900000000-5d75544cb393ba8b2628

1 ffynhonnell

https://metabolomics-usi.ucsd.edu/dashinterface/?usi1=mzspec%3AGNPS%3AGNPS-LIBRARY%3Aaccession%3ACCMSLIB00010115613&width=10.0&height=6.0&mz_min=None&mz_max=None&max_intensity=125&annotate_precision=4&annotation_rotation=90&cosine=standard&fragment_mz_tolerance=0.1&grid=False&annotate_peaks=%5B%5B110.07112884521484%2C%20138.06602478027344%2C%20195.08731079101562%5D%2C%20%5B%5D%5D

NMRShiftDB structure ID ^Saesneg

10016316

1 ffynhonnell

InChIKey ^Saesneg

dynodwr ICSC

0405

0 ffynonellau

CAMEO Chemicals ID ^Saesneg

19945

0 ffynonellau

rhif RTECS

EV6475000

1 ffynhonnell

ZVG number ^Saesneg

1 ffynhonnell

1 ffynhonnell

Hazardous Substances Data Bank ^Saesneg

28 Hydref 2019

CAFFEINE (Saesneg)

10 Mai 2021

DSSTox substance ID ^Saesneg

DTXSID0020232

2 ffynonellau

Mapping file of InChIStrings, InChIKeys and DTXSIDs for the EPA CompTox Dashboard ^Saesneg

InChIKey ^Saesneg

DSSTOX compound identifier ^Saesneg

DTXCID40232

0 ffynonellau

NSC number ^Saesneg

5036

0 ffynonellau

755917

0 ffynonellau

EC number ^Saesneg

200-362-1

1 ffynhonnell

UNII ^Saesneg

caffeine (Saesneg)

19 Tachwedd 2016

ECHA Substance Infocard ID ^Saesneg

100.000.329

1 ffynhonnell

ECHA Substance Infocard database ^Saesneg

ECHA Substance Infocard ID ^Saesneg

27 Rhagfyr 2018

Caffeine (Saesneg)

CAS no.: 58-08-2 (Saesneg)

FL number ^Saesneg

16.016

1 ffynhonnell

dyfyniad

CAS no.: 58-08-2 (Saesneg)

EFSA database ^Saesneg

23 Ionawr 2021

FL number ^Saesneg

16.016

Open Food Facts ingredient ID ^Saesneg

0 ffynonellau

CosIng number ^Saesneg

32304

1 ffynhonnell

Dynodwr Drugbank (Alberta)

CosIng database ^Saesneg

CosIng number ^Saesneg

28 Rhagfyr 2019

CAFFEINE (Saesneg)

CAS no.: 58-08-2 (Saesneg)

AGROVOC ID ^Saesneg

c_1183

0 ffynonellau

PesticideInfo chemical ID ^Saesneg

PRI1805

0 ffynonellau

UM-BBD compound ID ^Saesneg

0 ffynonellau

1 ffynhonnell

DrugBank ^Saesneg

DB00201

Caffeine (Saesneg)

dyddiad cyhoeddi

17 Tachwedd 2015

1 ffynhonnell

D03.633.100.759.758.824.175

caffeine (Saesneg)

19 Tachwedd 2016

Caffeine

0 ffynonellau

Cod MeSH

D03.132.960.175

cysyniad ehangach

xanthines ^Saesneg

0 ffynonellau

cysyniad ehangach

xanthines ^Saesneg

0 ffynonellau

RxNorm CUI ^Saesneg

1886

1 ffynhonnell

UNII ^Saesneg

caffeine (Saesneg)

Dynodwr Drugbank (Alberta)

19 Tachwedd 2016

DB00201

1 ffynhonnell

InChIKey ^Saesneg

dynodwr HMDB

HMDB0001847

2 ffynonellau

inferred from InChIKey ^Saesneg

InChIKey ^Saesneg

3 ffynonellau

ChEBI ID ^Saesneg

caffeine (Saesneg)

19 Hydref 2016

inferred from InChIKey ^Saesneg

InChIKey ^Saesneg

UNII ^Saesneg

2 ffynonellau

UNII ^Saesneg

caffeine (Saesneg)

19 Tachwedd 2016

InChIKey ^Saesneg

Natural Product Atlas ID ^Saesneg

NPA007904

2 ffynonellau

inferred from InChIKey ^Saesneg

InChIKey ^Saesneg

PatientsLikeMe treatment ID

0 ffynonellau

1 ffynhonnell

UNII ^Saesneg

caffeine (Saesneg)

19 Tachwedd 2016

Probes And Drugs ID ^Saesneg

PD002448

0 ffynonellau

DrugCentral ID ^Saesneg

0 ffynonellau

1 ffynhonnell

ChEBI ID ^Saesneg

caffeine (Saesneg)

19 Hydref 2016

0 ffynonellau

ABC News topic ID ^Saesneg

85a85f6f-421d-4ed3-87e4-4b93ca135e36

0 ffynonellau

AUSNUT food ID ^Saesneg

14B10182

0 ffynonellau

dynodwr BBC Things

1 ffynhonnell

dynodwr yn thesawrws y BNCF

BBC Things

12569

1 ffynhonnell

Nuovo soggettario ^Saesneg

CA PROP 65 ID ^Saesneg

1 ffynhonnell

California Proposition 65 list of chemicals ^Saesneg

2 Rhagfyr 2019

https://oehha.ca.gov/chemicals/caffeine

DeCS ID ^Saesneg

2143

0 ffynonellau

dynodwr Encyclopædia Britannica Online

science/caffeine

caffeine

0 ffynonellau

Encyclopedia of China (Third Edition) old ID (2021) ^Saesneg

494150

0 ffynonellau

Fandom article ID ^Saesneg

de.drogen:Coffein

Coffein

Almaeneg

0 ffynonellau

aforathlete:Caffeine

Caffeine

0 ffynonellau

de.memory-alpha:Koffein

Koffein

dynodwr Store norske leksikon

0 ffynonellau

1 ffynhonnell

Freebase Data Dumps ^Saesneg

dyddiad cyhoeddi

28 Hydref 2013

koffein

0 ffynonellau

Great Russian Encyclopedia Online ID (2017) ^Saesneg

2104242

dynodwr Microsoft Academic

КОФЕИН

0 ffynonellau

dynodwr HCIS

795

0 ffynonellau

Hrvatska enciklopedija ID ^Saesneg

0 ffynonellau

1 ffynhonnell

KBpedia ^Saesneg

9 Gorffennaf 2020

0 ffynonellau

0 ffynonellau

Lex ID ^Saesneg

koffein

0 ffynonellau

2778500429

0 ffynonellau

museum-digital tag ID ^Saesneg

51394

0 ffynonellau

ID NALT

21000

0 ffynonellau

Namuwiki ID ^Saesneg

카페인

0 ffynonellau

dynodwr NYT (pwnc)

subject/caffeine

0 ffynonellau

NicoNicoPedia ID ^Saesneg

カフェイン

0 ffynonellau

OmegaWiki Defined Meaning ^Saesneg

508638

0 ffynonellau

dynodwr Open Library (pwnc)

https://docs.openalex.org/download-snapshot/snapshot-data-format

Caffeine

0 ffynonellau

1 ffynhonnell

26 Ionawr 2022

PDB structure ID ^Saesneg

1L5Q

1 ffynhonnell

Protein Data Bank

PDB structure ID ^Saesneg

1L5Q

1L5Q (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

1GFZ

1GFZ (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

3DDW

3DDW (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

3DDS

3DDS (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

3DD1

3DD1 (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

5T9V

5T9V (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

5TAT

5TAT (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

5TAU

5TAU (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

5TAL

5TAL (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

3RFM

3RFM (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

3G6M

3G6M (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

1L7X

1L7X (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

5TAM

5TAM (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

5TAN

5TAN (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

5TAV

5TAV (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

5TAS

5TAS (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

4Y4D

4Y4D (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

2A3B

2A3B (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

5TAP

5TAP (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

5TAQ

5TAQ (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

5TA3

5TA3 (Saesneg)

19 Hydref 2016

1 ffynhonnell

PDB structure ID ^Saesneg

1C8L

1C8L (Saesneg)

19 Hydref 2016

Pixiv Encyclopedia ID ^Saesneg

カフェイン

0 ffynonellau

PM20 ware ID ^Saesneg

143117

Koffein

0 ffynonellau

Proleksis enciklopedija ID ^Saesneg

0 ffynonellau

1 ffynhonnell

Römpp online ID ^Saesneg

RD-03-02269

1 ffynhonnell

medicine-and-dentistry/caffeine

Wicipedia Almaeneg

ScienceDirect topic ID ^Saesneg

0 ffynonellau

pharmacology-toxicology-and-pharmaceutical-science/caffeine

0 ffynonellau

nursing-and-health-professions/caffeine

0 ffynonellau

neuroscience/caffeine

0 ffynonellau

Store medisinske leksikon ID ^Saesneg

koffein

mapping relation type ^Saesneg

exact match ^Saesneg

koffein

1 ffynhonnell

Great Norwegian Encyclopedia ^Saesneg

29 Mai 2020

caffeina

1 ffynhonnell

https://it.wikipedia.org/w/index.php?title=Caffeina&oldid=99639410

Wicipedia Eidaleg

Wikimedia import URL ^Saesneg

Treccani Vocabulary ID ^Saesneg

caffeina

dynodwr thesawrws Senedd y DU

Caffeina

0 ffynonellau

Treccani's Enciclopedia Italiana ID ^Saesneg

CAFFEINA

1930

Alberico Benedicenti

0 ffynonellau

429747

Caffeine

0 ffynonellau

UMLS CUI ^Saesneg

C0006644

1 ffynhonnell

UNII ^Saesneg

rheswm dros anghymeradwyo

caffeine (Saesneg)

19 Tachwedd 2016

refers to different subject ^Saesneg

1 ffynhonnell

inferred by common MeSH mappings on source and on Wikidata ^Saesneg

UMLS 2023 ^Saesneg

United Nations Standard Products and Services Code

25 Mai 2023

51142610

0 ffynonellau

Vikidia article ID

fr:Caféine

0 ffynonellau

article ID in the Lithuanian Universal Encyclopedia Online ^Saesneg

kofeinas

0 ffynonellau

WikiKids ID ^Saesneg

Cafeïne

MediaWiki page ID ^Saesneg

130979

0 ffynonellau

WikiSkripta article ID ^Saesneg

45598

0 ffynonellau

WordNet 3.1 Synset ID ^Saesneg

14785301-n

1 ffynhonnell

concept/2ceb9858-d506-4e96-a1e4-1d02dfb2b648

GF WordNet ^Saesneg

‎Yale LUX ID

0 ffynonellau

Yle topic ID ^Saesneg

0 ffynonellau

0 ffynonellau

subject named as (monolingual text) ^Saesneg

koffein (Swedeg)

kofeiidna (Sami Gogleddol)

caffeine (Saesneg)

kofeiini (Ffinneg)

alternative name (monolingual text) ^Saesneg

teiini (Ffinneg)

tein (Swedeg)

0 ffynonellau

Encyclopedia of China (Third Edition) ID (2026) ^Saesneg

4OqNPZ