As of 2019-10-07, the Wikidata property InChIKey (P235) is used on 158,733 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 155,881
0.9797
P662 PubChem CID 151,304
0.9465
P661 ChemSpider ID 123,016
0.7717
P683 ChEBI ID 83,275
0.5195
P231 CAS Registry Number 68,825
0.4196
P652 UNII 58,206
0.3633
P592 ChEMBL ID 49,356
0.3103
P3117 DSSTOX substance identifier 38,614
0.2432
P232 EC number 29,783
0.1855
P2566 ECHA InfoCard ID 29,630
0.1846
P1579 Reaxys registry number 18,920
0.1191
P638 PDB structure ID 18,714
0.1123
P665 KEGG ID 14,925
0.0936
P6689 MassBank Accession ID 10,260
0.0646
P715 DrugBank ID 9,234
0.0580
P4964 SPLASH 7,759
0.0489
P646 Freebase ID 6,610
0.0047
P2063 LIPID MAPS ID 6,504
0.0409
P3345 RxNorm CUI 6,461
0.0401
P486 MeSH descriptor ID 6,024
0.0331
P595 Guide to Pharmacology Ligand ID 5,874
0.0370
P2057 HMDB ID 5,872
0.0370
P679 ZVG number 5,606
0.0352
P2064 KNApSAcK ID 4,260
0.0268
P1578 Gmelin number 3,049
0.0192
P2115 NDF-RT ID 2,893
0.0182
P2892 UMLS CUI 2,498
0.0141
P4168 IEDB Epitope ID 2,467
0.0155
P267 ATC code 1,681
0.0106
P657 RTECS number 1,606
0.0101
P3636 PDB ligand ID 1,504
0.0095
P1417 Encyclopædia Britannica Online ID 1,377
0.0043
P5076 Römpp online ID 1,237
0.0078
P3417 Quora topic ID 813
0.0024
P1296 Gran Enciclopèdia Catalana ID 769
0.0030
P227 GND ID 750
0.0008
P6694 MeSH concept ID 593
0.0037
P2085 Nikkaji ID 526
0.0033
P672 MeSH code 489
0.0029
P695 UN number 474
0.0030
P628 E number 348
0.0022
P508 BNCF Thesaurus ID 332
0.0019
P244 Library of Congress authority ID 327
0.0003
P2924 Great Russian Encyclopedia Online ID 299
0.0015
P1014 AAT ID 297
0.0017
P3827 JSTOR topic ID 291
0.0016
P4746 Elhuyar ZTH ID 287
0.0017
P349 National Diet Library Auth ID 244
0.0009
P2167 UNSPSC Code 210
0.0013
P3219 Encyclopædia Universalis ID 200
0.0010

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P234 InChI 155,881
0.9797
P662 PubChem CID 151,304
0.9465
P661 ChemSpider ID 123,016
0.7717
P683 ChEBI ID 83,275
0.5195
P231 CAS Registry Number 68,825
0.4196
P652 UNII 58,206
0.3633
P592 ChEMBL ID 49,356
0.3103
P3117 DSSTOX substance identifier 38,614
0.2432
P232 EC number 29,783
0.1855
P2566 ECHA InfoCard ID 29,630
0.1846
P1579 Reaxys registry number 18,920
0.1191
P638 PDB structure ID 18,714
0.1123
P665 KEGG ID 14,925
0.0936
P6689 MassBank Accession ID 10,260
0.0646
P715 DrugBank ID 9,234
0.0580
P4964 SPLASH 7,759
0.0489
P2063 LIPID MAPS ID 6,504
0.0409
P3345 RxNorm CUI 6,461
0.0401
P2057 HMDB ID 5,872
0.0370
P595 Guide to Pharmacology Ligand ID 5,874
0.0370
P679 ZVG number 5,606
0.0352
P486 MeSH descriptor ID 6,024
0.0331
P2064 KNApSAcK ID 4,260
0.0268
P1578 Gmelin number 3,049
0.0192
P2115 NDF-RT ID 2,893
0.0182
P4168 IEDB Epitope ID 2,467
0.0155
P2892 UMLS CUI 2,498
0.0141
P267 ATC code 1,681
0.0106
P657 RTECS number 1,606
0.0101
P3636 PDB ligand ID 1,504
0.0095
P5076 Römpp online ID 1,237
0.0078
P646 Freebase ID 6,610
0.0047
P1417 Encyclopædia Britannica Online ID 1,377
0.0043
P6694 MeSH concept ID 593
0.0037
P2085 Nikkaji ID 526
0.0033
P695 UN number 474
0.0030
P1296 Gran Enciclopèdia Catalana ID 769
0.0030
P672 MeSH code 489
0.0029
P3417 Quora topic ID 813
0.0024
P628 E number 348
0.0022
P508 BNCF Thesaurus ID 332
0.0019
P4746 Elhuyar ZTH ID 287
0.0017
P1014 AAT ID 297
0.0017
P3827 JSTOR topic ID 291
0.0016
P2924 Great Russian Encyclopedia Online ID 299
0.0015
P2167 UNSPSC Code 210
0.0013
P3219 Encyclopædia Universalis ID 200
0.0010
P3073 CosIng number 166
0.0010
P7049 AICS Chemical ID 155
0.0010
P3471 WikiSkripta ID 147
0.0009