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Molecule
Stearic Acid
CAS: 57-11-4 · C18H36O2
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 57-11-4
- Molecular Formula
- C18H36O2
- Molecular Mass
- 284.48 g/mol
Identifiers
CAS Registry Number
57-11-4
SMILES
CCCCCCCCCCCCCCCCCC(=O)O
InChI Key
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)
Names and Synonyms
- Stearic Acid Synonym
- Octadecanoic acid Synonym
- Stearic acid Synonym
- Kam 1000 Synonym
- Kam 2000 Synonym
- Kam 3000 Synonym
- 1-Heptadecanecarboxylic acid Synonym
- Neo-Fat 18-59 Synonym
- Neo-Fat 18-53 Synonym
- Neo-Fat 18-54 Synonym
- Stearex Beads Synonym
- Stearophanic acid Synonym
- Hydrofol Acid 150 Synonym
- PD 185 Synonym
- Hystrene S 97 Synonym
- Hystrene T 70 Synonym
- Hystrene 80 Synonym
- Vanicol Synonym
- Humko Industrene R Synonym
- NAA 173 Synonym
- Neo-Fat 18 Synonym
- n-Octadecanoic acid Synonym
- Industrene R Synonym
- Barolub FTA Synonym
- Loxiol G 20 Synonym
- Lunac S 20 Synonym
- Century 1210 Synonym
- Century 1220 Synonym
- Century 1230 Synonym
- Century 1240 Synonym
- Emersol 6349 Synonym
- Neo-Fat 18S Synonym
- Selosol 920 Synonym
- Hystrene 9718NFFG Synonym
- Hydrofol Acid 1895 Synonym
- 17FA Synonym
- A 1760 Synonym
- Pristerene 4900 Synonym
- Lunac S 90 Synonym
- Lunac S 40 Synonym
- NAA 180 Synonym
- Sunfat 18S Synonym
- Norsorex AP Synonym
- Lunac S 90KC Synonym
- Lunac S 30 Synonym
- Emersol 153NF Synonym
- Edenor ST 1 Synonym
- Edenor ST 20 Synonym
- Lunac 30 Synonym
- Hystrene 9718NF Synonym
- Industrene 8718 Synonym
- 400JB9103-88 Synonym
- Nopcocera LU 6418 Synonym
- Kortacid 1895 Synonym
- Adeka Fatty Acid SA 910 Synonym
- S 30C Synonym
- S 30C (fatty acid) Synonym
- Lunac YA Synonym
- WO 2 Synonym
- WO 2 (fatty acid) Synonym
- Radiacid 0427 Synonym
- Hystrene 9718 Synonym
- Lunac S 98 Synonym
- Emersol 120 Synonym
- Industrene 9018 Synonym
- F 3 Synonym
- F 3 (lubricant) Synonym
- SA 200 Synonym
- Edenor HT-JG 60 Synonym
- VLZ 200 Synonym
- Lunac S 50 Synonym
- Pristerene 9559 Synonym
- Edenor C 18/98 Synonym
- NAA 175S Synonym
- Prifac 2918 Synonym
- Pristerene 4963 Synonym
- S 300 Synonym
- S 300 (fatty acid) Synonym
- G 270 Synonym
- TST Synonym
- NAA 175 Synonym
- Nissan Unister NAA 180 Synonym
- Unister NAA 180 Synonym
- FA 1655 Synonym
- NSC 25956 Synonym
- NSC 261168 Synonym
- Pristerene 9429 Synonym
- Edenor C 18 Synonym
- Stearic Acid Cherry Synonym
- Vis-Plus Synonym
- Industrene 5016K Synonym
- Hystrene 5016 Synonym
- SA 400 (fatty acid) Synonym
- SA 400 Synonym
- V 1890 Synonym
- Industrene 5016 Synonym
- Kortacid 1989 Synonym
- SA 1801 Synonym
- Dervacid 3155 Synonym
- Prifac 2979 Synonym
- Prifac 2981 Synonym
- S 40T Synonym
- Tsubaki Synonym
- NAA 173K Synonym
- Kiri stearic acid Synonym
- Prifrac 2981 Synonym
- Century 1224 Synonym
- NAA 180P Synonym
- T 18 Synonym
- Lunac S 25 Synonym
- Radiacid 0152 Synonym
- F 1500 Synonym
- G 20 Synonym
- Edenor C 18/98-100 Synonym
- 60R Synonym
- 60R Rubber Grade Stearic Acid Synonym
- NAA 180P1 Synonym
- 1-Octadecanoic acid Synonym
- VEG-FGK Synonym
- Beads Stearic Acid YR Synonym
- HST Synonym
- Radiacid 444 Synonym
- Lunac S 50V Synonym
- Speziol Synonym
- T 32 Synonym
- Adeka SA 300 Synonym
- B 1841 Synonym
- Emersol 7036 Synonym
- Lunac S 35 Synonym
- 50S Synonym
- Stearic Acid 50S Synonym
- Parteck LUB-STA 50 Synonym
- Lunac S 90V Synonym
- S 90V Synonym
- MXST 100 Synonym
- Imex Stearic Acid ST Synonym
- SA 1837 Synonym
- Palmac 98-18 Synonym
- Daiwax STF Synonym
- Stearic acid 1801 Synonym
- Stearic acid 1840 Synonym
- PF 1808 Synonym
- Stearic Acid Camellia Synonym
- F 1000 Synonym
- Stearic acid 1837 Synonym
- Stearic acid 1742 Synonym
- B 1801 Synonym
- R 300 Synonym
- SA 1810 Synonym
- 300S Synonym
- TPSA 1865 Synonym
- 300S (carboxylic acid) Synonym
- Palmata 1801 Synonym
- AC 1801 Synonym
- S 920 Synonym
- S 50V Synonym
- Edenor ST 4A Synonym
- MDAS 101 Synonym
- Palmera A 9218 Synonym
- LU 6418 Synonym
- Omyacid 39 Synonym
- NAA 133 Synonym
- NF-GenAR Synonym
- Radiacid 0444 Synonym
- NAA 176 Synonym
- 550V Synonym
- Stearic acid 300 Synonym
- SAD Synonym
- SA 1081 Synonym
- Stearina TP 8 Synonym
- Stearic acid S Synonym
- F 300 Synonym
- Palamac 98-18 Synonym
- VA 1839 Synonym
- ST 1801 Synonym
- ST-AC Synonym
- POFAC 1855 Synonym
- Elofad TH 100 Synonym
- SA 1800 Synonym
- SA 180 Synonym
- Wilfarin SA 1850 Synonym
- S 98 Synonym
- Hystrene 5016NF Synonym
- Stearina RG Synonym
- SR-Sakura Synonym
- Edenor C 18-98MY Synonym
- S 108289 Synonym
- VA 1810 Synonym
- AS 1801 Synonym
- AS 1840 Synonym
- AS 1865 Synonym
- Pristerene 4928 Synonym
- AS 1895 Synonym
- Azewax DP 10 Synonym
- SA 1847 Synonym
- SA 1865 Synonym
- LC 60 Synonym
- LC 60 (fatty acid) Synonym
- Palmera B 1805 Synonym
- TP 8 Synonym
- VA 1865 Synonym
- Pristerene 4031 Synonym
- HST 1840 Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 284.48 g/mol | CAS Common Chemistry |
| 284.4839999999999 g/mol | RDKit | |
| 284.484 g/mol | RDKit | |
| Density | 0.94 g/cm³ | CAS Common Chemistry |
| 0.9408 g/cm3 @ 20 °C | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Stearic_acid | CAS Common Chemistry |
| Canonical SMILES | O=C(O)CCCCCCCCCCCCCCCCC | CAS Common Chemistry |
| 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) | CAS Common Chemistry |
| InChI Key | InChIKey=QIQXTHQIDYTFRH-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 69.4 °C | CAS Common Chemistry |
| Name | Stearic acid | CAS Common Chemistry |
| Heavy Atom Count | 20 | RDKit |
| Hydrogen Bond Acceptors | 1 | RDKit |
| Hydrogen Bond Donors | 1 | RDKit |
| Rotatable Bonds | 16 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 37.3 Ų | RDKit |
| LogP | 6.332500000000007 | RDKit |
| 6.3325 | RDKit | |
| 6.39 | chempirical lib | |
| Molar Refractivity | 87.18180000000008 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.9444 | RDKit |
| 0.94 | chempirical lib | |
| Exact Mass | 284.271530392 g/mol | RDKit |
| Boiling Point | 232 °C @ 15 Torr | CAS Common Chemistry |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
9
8
7
6
5
4
3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
External Resources
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MW = 284.48 g/mol; density = 0.940 g/mL. Edit any field — others recompute live.
Related
Related molecules
Other compounds with formula C18H36O2.
