As of 2022-03-07, the Wikidata property conjugate base (P4149) is used on 350 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
P31 instance of 350
 0.0000
P235 InChIKey 326
 0.0002
P234 InChI 325
 0.0003
P233 canonical SMILES 319
 0.0004
P274 chemical formula 312
 0.0003
P662 PubChem CID 311
 0.0003
P683 ChEBI ID 310
 0.0029
P661 ChemSpider ID 293
 0.0023
P2067 mass 286
 0.0009
P231 CAS Registry Number 261
 0.0003
P8494 DSSTOX compound identifier 220
 0.0003
P3117 DSSTox substance ID 220
 0.0003
P1579 Reaxys registry number 188
 0.0097
P703 found in taxon 172
 0.0001
P652 UNII 160
 0.0023
P117 chemical structure 153
 0.0094
P592 ChEMBL ID 153
 0.0030
P2566 ECHA InfoCard ID 151
 0.0027
P232 EC number 151
 0.0027
P646 Freebase ID 149
 0.0000
P665 KEGG ID 144
 0.0071
P6366 Microsoft Academic ID 139
 0.0005
P2017 isomeric SMILES 135
 0.0004
P3636 PDB ligand ID 132
 0.0059
P1578 Gmelin number 123
 0.0369
P4964 SPLASH 117
 0.0146
P2057 Human Metabolome Database ID 110
 0.0172
P715 DrugBank ID 105
 0.0084
P373 Commons category 101
 0.0000
P6689 MassBank accession ID 98
 0.0087
P638 PDB structure ID 98
 0.0036
P10283 OpenAlex ID 92
 0.0009
P527 has part or parts 92
 0.0001
P7049 AICS Chemical ID (former scheme) 89
 0.0053
P2840 NSC number 85
 0.0008
P679 ZVG number 76
 0.0102
P2064 KNApSAcK ID 71
 0.0156
P2062 HSDB ID 68
 0.0113
P3345 RxNorm ID 66
 0.0070
P279 subclass of 64
 0.0000
P2101 melting point 63
 0.0020
P227 GND ID 61
 0.0000
P1417 Encyclopædia Britannica Online ID 60
 0.0003
P486 MeSH descriptor ID 57
 0.0015
P361 part of 57
 0.0000
P2063 LIPID MAPS ID 56
 0.0023
P8408 KBpedia ID 54
 0.0014
P3364 stereoisomer of 53
 0.0404
P3073 CosIng number 52
 0.0097
P1343 described by source 51
 0.0001

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P4147 conjugate acid 47
 0.0710
P1117 pKa 28
 0.0528
P3364 stereoisomer of 53
 0.0404
P8121 UM-BBD compound ID 46
 0.0372
P1578 Gmelin number 123
 0.0369
P4952 safety classification and labelling 48
 0.0280
P5076 Römpp online ID 50
 0.0271
P2102 boiling point 31
 0.0251
P2129 immediately dangerous to life or health 17
 0.0233
P5220 ICSC ID 45
 0.0230
P695 UN number 19
 0.0228
P657 RTECS number 45
 0.0224
P2260 ionization energy 14
 0.0222
P2119 vapor pressure 21
 0.0219
P2404 time-weighted average exposure limit 19
 0.0210
P1931 NIOSH Pocket Guide ID 21
 0.0201
P2201 electric dipole moment 8
 0.0201
P2128 flash point 15
 0.0200
P1109 refractive index 10
 0.0197
P6185 tautomer of 24
 0.0194
P2407 short-term exposure limit 9
 0.0189
P3078 standard enthalpy of formation 11
 0.0187
P2177 solubility 14
 0.0187
P2085 Nikkaji ID 17
 0.0182
P3070 dynamic viscosity 7
 0.0182
P2054 density 33
 0.0182
P2075 speed of sound 7
 0.0174
P3071 standard molar entropy 7
 0.0172
P2203 upper flammable limit 9
 0.0172
P2057 Human Metabolome Database ID 110
 0.0172
P1987 MCN code 18
 0.0171
P628 E number 15
 0.0164
P8224 molecular model or crystal lattice model 33
 0.0164
P2202 lower flammable limit 9
 0.0161
P1820 Open Food Facts food additive ID 11
 0.0160
P2064 KNApSAcK ID 71
 0.0156
P4852 JECFA database ID 14
 0.0156
P4964 SPLASH 117
 0.0146
P8491 AHECC 2017 ID 7
 0.0140
P4599 monomer of 5
 0.0128
P2199 autoignition temperature 5
 0.0121
P9557 JECFA number 22
 0.0115
P2062 HSDB ID 68
 0.0113
P2107 decomposition point 6
 0.0107
P679 ZVG number 76
 0.0102
P2115 NDF-RT ID 35
 0.0099
P9066 FL number 27
 0.0099
P1579 Reaxys registry number 188
 0.0097
P3073 CosIng number 52
 0.0097
P2405 ceiling exposure limit 5
 0.0095