Property talk:P9977

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isotopically modified form of
given molecular entity is a form with natural isotopic composition

Represents	isotopic compound (Q22332141)
Data type	Item
Domain	isotopic compound (Q22332141) or isotopically modified ion (Q106827092)
Example	rubidium hydroxide Rb-81 (Q27273096) → rubidium hydroxide (Q121430) (+)-amphetamine D-3 sulfate (Q27294294) → (S)-amphetamine sulfate (Q27122300) deuterated ethanol (Q1101193) → ethanol (Q153)
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 By value of property Most statements Fewest statements Most sitelinks Most linked wikis Total of sitelinks on items Most identifiers Fewest identifiers 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/P9977 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 59 Main statement 56 94.9% of uses Qualifier 3 5.1% of uses
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Value type “type of chemical entity (Q113145171), simple substance (Q2512777)”: This property should use items as value that contain property “instance of (P31)”. On these, the value for instance of (P31) should be an item that uses subclass of (P279) with value type of chemical entity (Q113145171), simple substance (Q2512777) (or a subclass thereof). (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/P9977#Value type Q113145171, Q2512777, SPARQL

Type “isotopic compound (Q22332141), isotopically modified ion (Q106827092)”: item must contain property “subclass of (P279)” with classes “isotopic compound (Q22332141), isotopically modified ion (Q106827092)” or their subclasses (defined using subclass of (P279)). (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/P9977#Type Q22332141, Q106827092, SPARQL

Scope is as main value (Q54828448): 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/P9977#Scope, 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/P9977#Entity types