As of 2022-03-07, the Wikidata property PubChem Substance ID (SID) (P2153) is used on 444 items as main value on statements (not counting qualifiers) of the Q and P namespaces.

Closest properties: by cardinality of intersection, by Jaccard index.

Display properties of the following types:                                    

Closest properties by cardinality of intersection

IDLabelIntersection cardinalityJaccard index
P665 KEGG ID 362
 0.0181
P231 CAS Registry Number 102
 0.0001
P2671 Google Knowledge Graph ID 97
 0.0000
P683 ChEBI ID 94
 0.0009
P652 UNII 88
 0.0013
P662 PubChem CID 62
 0.0001
P235 InChIKey 62
 0.0000
P234 InChI 60
 0.0000
P646 Freebase ID 49
 0.0000
P715 DrugBank ID 45
 0.0036
P661 ChemSpider ID 39
 0.0003
P6366 Microsoft Academic ID 39
 0.0001
P592 ChEMBL ID 35
 0.0007
P3117 DSSTox substance ID 35
 0.0000
P8494 DSSTOX compound identifier 31
 0.0000
P2566 ECHA InfoCard ID 30
 0.0005
P232 EC number 30
 0.0005
P486 MeSH descriptor ID 25
 0.0007
P2063 LIPID MAPS ID 22
 0.0009
P10283 OpenAlex ID 22
 0.0002
P3345 RxNorm ID 20
 0.0021
P1579 Reaxys registry number 20
 0.0010
P595 Guide to Pharmacology Ligand ID 18
 0.0023
P267 ATC code 16
 0.0039
P2064 KNApSAcK ID 15
 0.0032
P4168 IEDB Epitope ID 14
 0.0039
P2840 NSC number 14
 0.0001
P10245 MedlinePlus drug identifier 13
 0.0074
P2057 Human Metabolome Database ID 13
 0.0020
P4964 SPLASH 13
 0.0016
P6689 MassBank accession ID 13
 0.0011
P1417 Encyclopædia Britannica Online ID 12
 0.0001
P3636 PDB ligand ID 11
 0.0005
P3073 CosIng number 10
 0.0018
P9066 FL number 9
 0.0032
P672 MeSH tree code 9
 0.0005
P3350 World Health Organisation international non-proprietary name numeric ID 8
 0.0101
P7830 LiverTox ID 8
 0.0069
P638 PDB structure ID 8
 0.0003
P2062 HSDB ID 7
 0.0011
P7049 AICS Chemical ID (former scheme) 7
 0.0004
P3417 Quora topic ID 7
 0.0000
P5930 Open Food Facts ingredient ID 6
 0.0042
P3827 JSTOR topic ID 6
 0.0002
P9057 TheCocktailDB ingredient ID 5
 0.0069
P2085 Nikkaji ID 5
 0.0048
P4235 PatientsLikeMe treatment ID 5
 0.0031
P2115 NDF-RT ID 5
 0.0014
P2004 NALT ID 5
 0.0007
P1014 Art & Architecture Thesaurus ID 5
 0.0002

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P665 KEGG ID 362
 0.0181
P3350 World Health Organisation international non-proprietary name numeric ID 8
 0.0101
P10245 MedlinePlus drug identifier 13
 0.0074
P7830 LiverTox ID 8
 0.0069
P9057 TheCocktailDB ingredient ID 5
 0.0069
P1925 VIOLIN ID 3
 0.0065
P1928 Vaccine Ontology ID 3
 0.0060
P2085 Nikkaji ID 5
 0.0048
P5930 Open Food Facts ingredient ID 6
 0.0042
P2877 SureChEMBL ID 2
 0.0041
P4168 IEDB Epitope ID 14
 0.0039
P267 ATC code 16
 0.0039
P715 DrugBank ID 45
 0.0036
P2064 KNApSAcK ID 15
 0.0032
P9066 FL number 9
 0.0032
P4235 PatientsLikeMe treatment ID 5
 0.0031
P595 Guide to Pharmacology Ligand ID 18
 0.0023
P3890 MetaboLights Compound ID 1
 0.0022
P7746 Natural Product Atlas ID 1
 0.0022
P9513 APA Dictionary of Psychology entry 1
 0.0021
P3550 Australian Register of Therapeutic Goods ID 1
 0.0021
P1978 USDA NDB number 2
 0.0021
P3345 RxNorm ID 20
 0.0021
P8266 FEMA number 1
 0.0020
P5076 Römpp online ID 4
 0.0020
P2759 AUSNUT food ID 1
 0.0020
P2057 Human Metabolome Database ID 13
 0.0020
P628 E number 2
 0.0020
P10022 Dizionario di Medicina ID 1
 0.0019
P2065 NIAID ChemDB ID 1
 0.0018
P3073 CosIng number 10
 0.0018
P1821 Open Food Facts food category ID 3
 0.0018
P4964 SPLASH 13
 0.0016
P7524 CA PROP 65 ID 2
 0.0016
P657 RTECS number 3
 0.0014
P2115 NDF-RT ID 5
 0.0014
P4637 FoodEx2 code 1
 0.0013
P652 UNII 88
 0.0013
P1820 Open Food Facts food additive ID 1
 0.0013
P6689 MassBank accession ID 13
 0.0011
P2062 HSDB ID 7
 0.0011
P1578 Gmelin number 4
 0.0011
P1579 Reaxys registry number 20
 0.0010
P4852 JECFA database ID 1
 0.0010
P9475 Encyclopedia of Korean Culture ID 1
 0.0010
P5220 ICSC ID 2
 0.0010
P2063 LIPID MAPS ID 22
 0.0009
P683 ChEBI ID 94
 0.0009
P7963 Cell Ontology ID 1
 0.0009
P6694 MeSH concept ID 1
 0.0008