Octadecanol

Modify Date: 2026-06-30 19:33:01

Octadecanol Structure
Octadecanol structure
 Common Name Octadecanol
CAS Number 112-92-5 Molecular Weight 270.494
Density 0.812 Boiling Point 336 ºC
Molecular Formula C18H38O Melting Point 56-59 °C(lit.)
MSDS Chinese USA Flash Point 185 ºC

 Use of Octadecanol


Stearyl alcohol (also known as octadecyl alcohol or 1-octadecanol) is an organic compound classified as a fatty alcohol with the formula CH3(CH2)16CH2OH. It takes the form of white granules or flakes, which are insoluble in water. It has a wide range of uses as an ingredient in lubricants, resins, perfumes, and cosmetics. It is used as an emollient, emulsifier, and thickener in ointments.

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name stearyl alcohol
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 0.812
Boiling Point 336 ºC
Melting Point 56-59 °C(lit.)
Molecular Formula C18H38O
Molecular Weight 270.494
Flash Point 185 ºC
Exact Mass 270.292267
PSA 20.23000
LogP 8.31
Vapour density 9.3 (vs air)
Vapour Pressure 0.0±1.6 mmHg at 25°C
Index of Refraction 1.451
InChIKey GLDOVTGHNKAZLK-UHFFFAOYSA-N
SMILES CCCCCCCCCCCCCCCCCCO
Water Solubility insoluble

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
RG2010000
CHEMICAL NAME :
1-Octadecanol
CAS REGISTRY NUMBER :
112-92-5
BEILSTEIN REFERENCE NO. :
1362907
LAST UPDATED :
199710
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
C18-H38-O
MOLECULAR WEIGHT :
270.56
WISWESSER LINE NOTATION :
Q18

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued. Volume(issue)/page/year: 4(5),1,1985
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued. Volume(issue)/page/year: 4(5),1,1985 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
20 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
37ASAA "Kirk-Othmer Encyclopedia of Chemical Technology," 3rd ed., Grayson, M., and D. Eckroth, eds., New York, John Wiley & Sons, Inc., 1978 Volume(issue)/page/year: 1,722,1978 ** TUMORIGENIC DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Implant
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1000 mg/kg
TOXIC EFFECTS :
Tumorigenic - neoplastic by RTECS criteria Kidney, Ureter, Bladder - tumors
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 26,105,1966 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 80705 No. of Facilities: 3948 (estimated) No. of Industries: 37 No. of Occupations: 44 No. of Employees: 60590 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 80705 No. of Facilities: 22262 (estimated) No. of Industries: 177 No. of Occupations: 127 No. of Employees: 508141 (estimated) No. of Female Employees: 181509 (estimated)

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Risk Phrases R36/37/38
Safety Phrases S24/25
RIDADR UN 1986
WGK Germany -
RTECS RG2010000
Packaging Group I; II; III
HS Code 2905170000

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2905170000
Summary 2905170000 hexadecan-1-ol。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。Lowest tariff:7.0%。General tariff:30.0%

 Articles46

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Antioxidant activity of protocatechuates evaluated by DPPH, ORAC, and CAT methods.

Food Chem. 194 , 749-57, (2015)

Hibiscus sabdariffa L. is a worldwide consumed plant, principally after infusion of its dried sepals and calyces, which are usually discarded. Nevertheless, they represent a potential source of natura...

Variations in pH sensitivity, acid stability, and fusogenicity of three influenza virus H3 subtypes.

J. Virol. 89(1) , 350-60, (2014)

Influenza A virus strains adapt to achieve successful entry into host species. Entry is mediated by the viral membrane protein hemagglutinin (HA), which triggers membrane fusion and genome release und...

Gas chromatography with parallel hard and soft ionization mass spectrometry.

Rapid Commun. Mass Spectrom. 29(1) , 91-9, (2014)

Mass spectrometric identification of compounds in chromatography can be obtained from molecular masses from soft ionization mass spectrometry techniques such as field ionization (FI) and fragmentation...

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

Octadecan-1-ol
Stearyl alcohol
MFCD00002823
octadecyl alcohol
steryl alcohol
stenol
1-Octadecanol
1-Hydroxyoctadecane
EINECS 204-017-6
Octadecanol

 Octadecanol | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the polar surface area (PSA) of stearyl alcohol?
A: Polar surface area (PSA) of stearyl alcohol is 20.23000.
Q: What is the boiling point of stearyl alcohol?
A: Boiling point of stearyl alcohol is 336 ºC.
Q: What are the downstream products of stearyl alcohol?
A: Related downstream products(CAS) of stearyl alcohol: 10578-34-4;638-66-4;1119-75-1;105644-68-6;5337-41-7;1929-89-1;492-94-4;82701-01-7;34184-41-3;51637-93-5.
Q: What is the safety information for stearyl alcohol?
A: Safety information for stearyl alcohol: S24/25.
Q: What is the molecular formula of stearyl alcohol?
A: Molecular formula of stearyl alcohol is C18H38O.
Q: What is the CAS number of stearyl alcohol?
A: CAS number of stearyl alcohol is 112-92-5.
Q: What is the InChIKey of stearyl alcohol?
A: InChIKey of stearyl alcohol is GLDOVTGHNKAZLK-UHFFFAOYSA-N.
Q: What is the melting point of stearyl alcohol?
A: Melting point of stearyl alcohol is 56-59 °C(lit.).
Q: What are the uses of stearyl alcohol?
A: Main uses of stearyl alcohol: Stearyl alcohol (also known as octadecyl alcohol or 1-octadecanol) is an organic compound classified as a fatty alcohol with the formula CH3(CH2)16CH2OH. It takes the form of white granules or flakes, which are insoluble in water. It has a wide range of uses as an ingredient in lubricants, resins, perfumes, and cosmetics. It is used as an emollient, emulsifier, and thickener in ointments.
Q: What is the LogP of stearyl alcohol?
A: LogP of stearyl alcohol is 8.31.

 Octadecanolfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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Chemsrc provides Octadecanol(CAS#:112-92-5) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of Octadecanol are included as well.>> amp version: Octadecanol

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