As of 2022-03-07, the Wikidata property ASHRAE refrigerant number (P4842) is used on 58 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
P2566 ECHA InfoCard ID 58
 0.0010
P232 EC number 58
 0.0010
P8494 DSSTOX compound identifier 58
 0.0001
P3117 DSSTox substance ID 58
 0.0001
P233 canonical SMILES 58
 0.0001
P231 CAS Registry Number 58
 0.0001
P662 PubChem CID 58
 0.0001
P274 chemical formula 58
 0.0001
P234 InChI 58
 0.0000
P235 InChIKey 58
 0.0000
P31 instance of 58
 0.0000
P679 ZVG number 57
 0.0080
P652 UNII 57
 0.0008
P661 ChemSpider ID 57
 0.0005
P117 chemical structure 55
 0.0034
P7049 AICS Chemical ID (former scheme) 55
 0.0033
P2067 mass 55
 0.0002
P646 Freebase ID 54
 0.0000
P6366 Microsoft Academic ID 53
 0.0002
P2062 HSDB ID 52
 0.0091
P373 Commons category 47
 0.0000
P5220 ICSC ID 43
 0.0258
P657 RTECS number 39
 0.0226
P683 ChEBI ID 38
 0.0004
P592 ChEMBL ID 37
 0.0007
P2565 global warming potential 35
 0.1724
P227 GND ID 34
 0.0000
P2102 boiling point 32
 0.0340
P3345 RxNorm ID 32
 0.0035
P2101 melting point 32
 0.0010
P4952 safety classification and labelling 31
 0.0216
P1579 Reaxys registry number 30
 0.0016
P1578 Gmelin number 29
 0.0092
P3073 CosIng number 25
 0.0049
P527 has part or parts 25
 0.0000
P1542 has effect 24
 0.0059
P665 KEGG ID 24
 0.0012
P10283 OpenAlex ID 24
 0.0002
P1417 Encyclopædia Britannica Online ID 24
 0.0001
P2260 ionization energy 23
 0.0695
P8408 KBpedia ID 23
 0.0006
P2404 time-weighted average exposure limit 22
 0.0362
P2119 vapor pressure 22
 0.0330
P1931 NIOSH Pocket Guide ID 22
 0.0293
P4964 SPLASH 22
 0.0028
P366 has use 21
 0.0003
P3636 PDB ligand ID 20
 0.0009
P703 found in taxon 20
 0.0000
P2054 density 19
 0.0123
P7025 HCIS ID 19
 0.0051

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P2075 speed of sound 18
 0.1800
P3071 standard molar entropy 18
 0.1731
P2565 global warming potential 35
 0.1724
P2260 ionization energy 23
 0.0695
P2072 CDB Chemical ID 4
 0.0580
P2203 upper flammable limit 11
 0.0478
P2201 electric dipole moment 5
 0.0459
P2202 lower flammable limit 11
 0.0415
P2199 autoignition temperature 5
 0.0413
P2177 solubility 18
 0.0398
P2116 molar enthalpy of vaporization 3
 0.0390
P2129 immediately dangerous to life or health 17
 0.0389
P2407 short-term exposure limit 7
 0.0378
P2404 time-weighted average exposure limit 22
 0.0362
P8000 electron configuration 3
 0.0361
P2102 boiling point 32
 0.0340
P695 UN number 18
 0.0331
P2119 vapor pressure 22
 0.0330
P3070 dynamic viscosity 3
 0.0309
P874 UN class 2
 0.0308
P2056 specific heat capacity 2
 0.0294
P1931 NIOSH Pocket Guide ID 22
 0.0293
P2117 combustion enthalpy 2
 0.0290
P5220 ICSC ID 43
 0.0258
P873 phase point 2
 0.0253
P3078 standard enthalpy of formation 7
 0.0234
P2068 thermal conductivity 2
 0.0233
P657 RTECS number 39
 0.0226
P2993 partition coefficient water/octanol 2
 0.0220
P4952 safety classification and labelling 31
 0.0216
P628 E number 13
 0.0208
P4599 monomer of 2
 0.0198
P2128 flash point 8
 0.0172
P5668 bulk modulus 1
 0.0172
P2405 ceiling exposure limit 4
 0.0171
P2406 maximum peak exposure limit 1
 0.0161
P4147 conjugate acid 6
 0.0146
P8121 UM-BBD compound ID 14
 0.0143
P2240 median lethal dose (LD50) 2
 0.0143
P8491 AHECC 2017 ID 3
 0.0141
P2118 kinematic viscosity 1
 0.0141
P246 element symbol 3
 0.0131
P2066 molar fusion enthalpy 1
 0.0128
P2054 density 19
 0.0123
P2113 sublimation temperature 1
 0.0116
P1117 pKa 3
 0.0114
P2822 by-product of 1
 0.0114
P2300 minimal lethal dose 1
 0.0108
P9850 Enciclopedia dell'Arte Medievale ID 1
 0.0100
P1820 Open Food Facts food additive ID 4
 0.0100