As of 2019-05-13, the Wikidata property InChIKey (P235) is used on 157,560 items.

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

Display properties of the following types:                                    

Closest properties by cardinality of intersection

IDLabelIntersection cardinalityJaccard index
P234 InChI 154,712
0.9795
P662 PubChem CID 150,190
0.9478
P661 ChemSpider ID 122,561
0.7752
P683 ChEBI ID 83,275
0.5236
P231 CAS Registry Number 68,723
0.4231
P652 UNII 58,261
0.3665
P592 ChEMBL ID 49,368
0.3128
P3117 DSSTOX substance identifier 38,220
0.2426
P232 EC number 29,628
0.1862
P2566 ECHA InfoCard ID 29,386
0.1847
P1579 Reaxys registry number 18,931
0.1201
P638 PDB structure ID 18,707
0.1130
P665 KEGG ID 14,937
0.0943
P6689 MassBank Accession ID 10,262
0.0651
P715 DrugBank ID 9,250
0.0585
P4964 SPLASH 7,767
0.0493
P646 Freebase ID 6,669
0.0047
P2063 LIPID MAPS ID 6,496
0.0412
P3345 RxNorm CUI 6,476
0.0405
P486 MeSH Descriptor ID 6,091
0.0342
P595 Guide to Pharmacology Ligand ID 5,869
0.0372
P2057 HMDB ID 5,839
0.0371
P679 ZVG number 5,625
0.0356
P2064 KNApSAcK ID 4,260
0.0270
P1578 Gmelin number 3,053
0.0194
P2115 NDF-RT ID 2,904
0.0184
P2892 UMLS CUI 2,504
0.0142
P4168 IEDB Epitope ID 2,442
0.0155
P267 ATC code 1,686
0.0107
P657 RTECS number 1,624
0.0103
P3636 PDB ligand ID 1,502
0.0095
P1417 Encyclopædia Britannica Online ID 1,260
0.0041
P5076 Römpp online ID 1,247
0.0079
P3417 Quora topic ID 808
0.0024
P227 GND ID 741
0.0008
P695 UN number 478
0.0030
P2085 Nikkaji ID 455
0.0029
P628 E number 353
0.0022
P508 BNCF Thesaurus ID 333
0.0020
P244 Library of Congress authority ID 324
0.0003
P3827 JSTOR topic ID 296
0.0016
P2924 Great Russian Encyclopedia Online ID 290
0.0014
P4746 Elhuyar ZTH ID 287
0.0018
P1014 AAT ID 285
0.0016
P349 NDL Auth ID 244
0.0009
P2167 UNSPSC Code 204
0.0013
P3219 Encyclopædia Universalis ID 199
0.0010
P1296 Gran Enciclopèdia Catalana ID 195
0.0010
P3073 CosIng number 169
0.0011
P1051 PSH ID 148
0.0009

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P234 InChI 154,712
0.9795
P662 PubChem CID 150,190
0.9478
P661 ChemSpider ID 122,561
0.7752
P683 ChEBI ID 83,275
0.5236
P231 CAS Registry Number 68,723
0.4231
P652 UNII 58,261
0.3665
P592 ChEMBL ID 49,368
0.3128
P3117 DSSTOX substance identifier 38,220
0.2426
P232 EC number 29,628
0.1862
P2566 ECHA InfoCard ID 29,386
0.1847
P1579 Reaxys registry number 18,931
0.1201
P638 PDB structure ID 18,707
0.1130
P665 KEGG ID 14,937
0.0943
P6689 MassBank Accession ID 10,262
0.0651
P715 DrugBank ID 9,250
0.0585
P4964 SPLASH 7,767
0.0493
P2063 LIPID MAPS ID 6,496
0.0412
P3345 RxNorm CUI 6,476
0.0405
P595 Guide to Pharmacology Ligand ID 5,869
0.0372
P2057 HMDB ID 5,839
0.0371
P679 ZVG number 5,625
0.0356
P486 MeSH Descriptor ID 6,091
0.0342
P2064 KNApSAcK ID 4,260
0.0270
P1578 Gmelin number 3,053
0.0194
P2115 NDF-RT ID 2,904
0.0184
P4168 IEDB Epitope ID 2,442
0.0155
P2892 UMLS CUI 2,504
0.0142
P267 ATC code 1,686
0.0107
P657 RTECS number 1,624
0.0103
P3636 PDB ligand ID 1,502
0.0095
P5076 Römpp online ID 1,247
0.0079
P646 Freebase ID 6,669
0.0047
P1417 Encyclopædia Britannica Online ID 1,260
0.0041
P695 UN number 478
0.0030
P2085 Nikkaji ID 455
0.0029
P3417 Quora topic ID 808
0.0024
P628 E number 353
0.0022
P508 BNCF Thesaurus ID 333
0.0020
P4746 Elhuyar ZTH ID 287
0.0018
P3827 JSTOR topic ID 296
0.0016
P1014 AAT ID 285
0.0016
P2924 Great Russian Encyclopedia Online ID 290
0.0014
P2167 UNSPSC Code 204
0.0013
P3073 CosIng number 169
0.0011
P3219 Encyclopædia Universalis ID 199
0.0010
P1296 Gran Enciclopèdia Catalana ID 195
0.0010
P349 NDL Auth ID 244
0.0009
P1051 PSH ID 148
0.0009
P3471 WikiSkripta ID 138
0.0009
P5220 ICSC ID 128
0.0008