Property talk:P2086

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CDD Public ID
identifier for a chemical compound in the Collaborative Drug Discovery database

Associated item	Collaborative Drug Discovery (Q5145817)
Data type	External identifier
Domain	chemical compound (note: this should be moved to the property statements)
Allowed values	According to this template: number According to statements in the property: \d+ When possible, data should only be stored as statements
Example	3-acetyl-1-propanol (Q9357475) → 950699
Source	http://www.collaborativedrug.com/
Formatter URL	http://www.collaborativedrug.com/public/structures/$1
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties Items with no other external identifier Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Database reports/Constraint violations/P2086 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 2 Main statement 1 out of 3,000,000 (0% complete) 50% of uses Qualifier 1 50% of uses
Search for values

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Distinct values: this property likely contains a value that is different from all other items. (Help)

List of violations of this constraint: Database reports/Constraint violations/P2086#Unique value, hourly updated report, SPARQL (every item), SPARQL (by value)

Single value: this property generally contains a single value. (Help)

List of violations of this constraint: Database reports/Constraint violations/P2086#Single value, hourly updated report, SPARQL

Format “\d+”: value must be formatted using this pattern (PCRE syntax). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2086#Format, SPARQL

Allowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2086#Entity types

Scope is as main value (Q54828448), as reference (Q54828450): the property must be used by specified way only (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2086#Scope, SPARQL

Is this property useful?

@GZWDer: I see only 1 usage of this property in 9 years. Also, for what I can see, identifiers are not publicly accessible, thus they can't either be easily retreived. Is this property useful at all? Horcrux (talk) 09:52, 7 April 2024 (UTC)

I've opened a deletion proposal: Wikidata:Properties for deletion/P2086. --Horcrux (talk) 16:50, 13 May 2024 (UTC)