chempirical

Stearic acid

C18H36O2CAS 57-11-4284.48 g/mol

Open in Covalent MOL file
OOH
Carboxylic acid

Properties

Molecular formula
C18H36O2
Molar mass
284.48 g/mol
Exact mass
284.2715 Da
Density
0.9408 g/mL (at 20 °C)
Melting point
69.4 °C
Boiling point
232 °C (at 15 Torr)
Water solubility
568 µg/L (25 °C)
logP
6.33Crippen estimate
Polar surface area
37.3 Ų
H-bond donors / acceptors
1 / 1
Rotatable bonds
16

Hazards

Warning
Irritant (GHS07)

Aggregated from 2,057 ECHA notifications, via PubChem; a share says how many notifiers assign that statement.

Precautionary statements

P264, P280, P302+P352, P321, P332+P317, P362+P364

Identifiers

CAS number
57-11-4
SMILES
CCCCCCCCCCCCCCCCCC(=O)O
InChIKey
QIQXTHQIDYTFRH-UHFFFAOYSA-N
InChI
InChI=1S/C18H36O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h2-17H2,1H3,(H,19,20)

Weigh it out

Type any one amount. The others follow from the molar mass and density.

Names and synonyms

201 names · show all
  • Octadecanoic acid
  • Kam 1000
  • Kam 2000
  • Kam 3000
  • 1-Heptadecanecarboxylic acid
  • neo-Fat 18-59
  • neo-Fat 18-53
  • neo-Fat 18-54
  • Stearex beads
  • Stearophanic acid
  • Hydrofol acid 150
  • PD 185
  • Hystrene S 97
  • Hystrene T 70
  • Hystrene 80
  • Vanicol
  • Humko industrene R
  • NAA 173
  • neo-Fat 18
  • n-Octadecanoic acid
  • Industrene R
  • Barolub FTA
  • Loxiol G 20
  • Lunac S 20
  • Century 1210
  • Century 1220
  • Century 1230
  • Century 1240
  • Emersol 6349
  • neo-Fat 18S
  • Selosol 920
  • Hystrene 9718NFFG
  • Hydrofol acid 1895
  • 17FA
  • A 1760
  • Pristerene 4900
  • Lunac S 90
  • Lunac S 40
  • NAA 180
  • Sunfat 18S
  • Norsorex AP
  • Lunac S 90KC
  • Lunac S 30
  • Emersol 153NF
  • Edenor ST 1
  • Edenor ST 20
  • Lunac 30
  • Hystrene 9718NF
  • Industrene 8718
  • 400JB9103-88
  • Nopcocera LU 6418
  • Kortacid 1895
  • Adeka fatty acid SA 910
  • S 30C
  • S 30C (Fatty acid)
  • Lunac YA
  • WO 2
  • WO 2 (fatty acid)
  • Radiacid 0427
  • Hystrene 9718
  • Lunac S 98
  • Emersol 120
  • Industrene 9018
  • F 3
  • F 3 (Lubricant)
  • SA 200
  • Edenor HT-JG 60
  • VLZ 200
  • Lunac S 50
  • Pristerene 9559
  • Edenor C 18/98
  • NAA 175S
  • Prifac 2918
  • Pristerene 4963
  • S 300
  • S 300 (Fatty acid)
  • G 270
  • TST
  • NAA 175
  • Nissan unister NAA 180
  • Unister NAA 180
  • FA 1655
  • NSC 25956
  • NSC 261168
  • Pristerene 9429
  • Edenor C 18
  • Stearic acid cherry
  • Vis-plus
  • Industrene 5016K
  • Hystrene 5016
  • SA 400 (fatty acid)
  • SA 400
  • V 1890
  • Industrene 5016
  • Kortacid 1989
  • SA 1801
  • Dervacid 3155
  • Prifac 2979
  • Prifac 2981
  • S 40T
  • Tsubaki
  • NAA 173K
  • Kiri stearic acid
  • Prifrac 2981
  • Century 1224
  • NAA 180P
  • T 18
  • Lunac S 25
  • Radiacid 0152
  • F 1500
  • G 20
  • Edenor C 18/98-100
  • 60R
  • 60R Rubber grade stearic acid
  • NAA 180P1
  • 1-Octadecanoic acid
  • VEG-FGK
  • Beads stearic acid YR
  • HST
  • Radiacid 444
  • Lunac S 50V
  • Speziol
  • T 32
  • Adeka SA 300
  • B 1841
  • Emersol 7036
  • Lunac S 35
  • 50S
  • Stearic acid 50S
  • Parteck LUB-STA 50
  • Lunac S 90V
  • S 90V
  • MXST 100
  • Imex stearic acid ST
  • SA 1837
  • Palmac 98-18
  • Daiwax STF
  • Stearic acid 1801
  • Stearic acid 1840
  • PF 1808
  • Stearic acid camellia
  • F 1000
  • Stearic acid 1837
  • Stearic acid 1742
  • B 1801
  • R 300
  • SA 1810
  • 300S
  • TPSA 1865
  • 300S (Carboxylic acid)
  • Palmata 1801
  • AC 1801
  • S 920
  • S 50V
  • Edenor ST 4A
  • MDAS 101
  • Palmera A 9218
  • LU 6418
  • Omyacid 39
  • NAA 133
  • NF-GenAR
  • Radiacid 0444
  • NAA 176
  • 550V
  • Stearic acid 300
  • SAD
  • SA 1081
  • Stearina TP 8
  • Stearic acid S
  • F 300
  • Palamac 98-18
  • VA 1839
  • ST 1801
  • ST-AC
  • POFAC 1855
  • Elofad TH 100
  • SA 1800
  • SA 180
  • Wilfarin SA 1850
  • S 98
  • Hystrene 5016NF
  • Stearina RG
  • SR-Sakura
  • Edenor C 18-98MY
  • S 108289
  • VA 1810
  • AS 1801
  • AS 1840
  • AS 1865
  • Pristerene 4928
  • AS 1895
  • Azewax DP 10
  • SA 1847
  • SA 1865
  • LC 60
  • LC 60 (fatty acid)
  • Palmera B 1805
  • TP 8
  • VA 1865
  • Pristerene 4031
  • HST 1840

Safety data sheets

One stored sheet lists this compound in section 3, matched by the CAS number 57-11-4. Each row opens the sheet with its composition and PDF.

Open in the SDS library

Work with Stearic acid

Predict the NMR spectrum1H and 13C shifts with multiplicities Make a solutionWhat to weigh for any molarity and volume Check drug-likenessLipinski, Veber and lead-likeness Isotope patternExact mass and the mass spectrum pattern

Stereoisomers, salts and isotopologues

The same compound in another form: other stereochemistry, a salt or hydrate, the free acid or base, or an isotope-labelled version.

Zinc stearate557-05-1Salt Calcium stearate1592-23-0Salt Magnesium stearate557-04-0Salt Sodium stearate822-16-2Salt Lead stearate1072-35-1Salt Lithium stearate4485-12-5Salt Aluminium monostearate7047-84-9Salt Copper(II) stearate660-60-6Salt Potassium stearate593-29-3Salt Cadmium stearate2223-93-0Salt Manganese stearate1002-88-6Salt Aluminum stearate637-12-7Salt

Similar compounds

Pentadecylic acid1002-84-2100 % similar Enanthic acid111-14-8100 % similar Pelargonic acid112-05-0100 % similar Undecylic acid112-37-8100 % similar Behenic acid112-85-6100 % similar Caprylic acid124-07-2100 % similar Lauric acid143-07-7100 % similar Heneicosylic acid2363-71-5100 % similar

Tanimoto similarity of circular fingerprints over the whole catalogue. All similar compounds

Same formula

Butyl myristate110-36-1 Methyl heptadecanoate1731-92-6 Isostearic acid2724-58-5 Ethyl palmitate628-97-7

Elsewhere

PubChem CAS Common Chemistry NIST WebBook Wikipedia