| Wikidata property to identify substances | Q19833835 |
| Wikidata property for an identifier that does not imply notability | Q62589320 |
| P1628 | equivalent property | http://bioschemas.org/inChIKey |
| https://schema.org/inChIKey | ||
| P1793 | format as a regular expression | [A-Z]{14}-[A-Z]{10}-[A-Z] |
| P4793 | identifiers.org prefix | inchikey |
| P8966 | URL match pattern | ^https?:\/\/(?:www\.)?ncbi\.nlm\.nih\.gov\/sites\/entrez\?cmd=search&db=pccompound&term=%22([A-Z]{14}-[A-Z]{10}-[A-Z])%22%5BInChIKey%5D |
| ^https?:\/\/(?:www\.)?ncbi\.nlm\.nih\.gov\/pccompound\?cmd=search&term=%22(.+)%22 |
| P2429 | expected completeness | always incomplete | Q21873886 |
| P1630 | formatter URL | https://www.ncbi.nlm.nih.gov/sites/entrez?cmd=search&db=pccompound&term=%22$1%22%5BInChIKey%5D | |
| P6104 | maintained by WikiProject | WikiProject Chemistry | Q8487234 |
| P2302 | property constraint | format constraint | Q21502404 |
| distinct-values constraint | Q21502410 | ||
| single-value constraint | Q19474404 | ||
| conflicts-with constraint | Q21502838 | ||
| item-requires-statement constraint | Q21503247 | ||
| allowed qualifiers constraint | Q21510851 | ||
| allowed-entity-types constraint | Q52004125 | ||
| property scope constraint | Q53869507 | ||
| P2875 | property usage tracking category | Category:Pages using Wikidata property P235 | Q28753657 |
| P1659 | related property | InChI | P234 |
| P2668 | stability of property value | never changes | Q23611288 |
| P1629 | Wikidata item of this property | ??? | Q21445422 |
| Q21445422 | Q21445422 | Wikidata property | P1687 |
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