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Emollients

Methyl stearate

Also known as Methyl octadecanoate, Stearic acid methyl ester, Stearic acid, methyl ester

CAS 112-61-8Formula C19H38O2Molar mass 298.51 g/molEC 203-990-4
21 suppliers listed
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Methyl stearate chemical structure, C19H38O2, CAS 112-61-8
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
White crystals
Melting point
39.1 °C
Boiling point
443 °C
Density
0.8498 @ 40 °C/4 °C
Flash point
153 °C
HS code
291570
Category
Emollients
Illustrative photo, colourless crystals in small glass vials on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Methyl stearate?

Plain description, key identifiers and synonyms

Methyl stearate is a fatty acid methyl ester obtained by formal condensation of the carboxy group of octadecanoic (stearic) acid with the hydroxy group of methanol. A natural product found in Neolitsea daibuensis. It has a role as a metabolite. It is a fatty acid methyl ester and an octadecanoate ester.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
methyl octadecanoate
CAS number
112-61-8 CAS number cross-checked
EC number
203-990-4
Molecular formula
C19H38O2
UNII
8D4NXF3ZH7
MDL number
MFCD00009005
INCI name
METHYL STEARATE
InChIKey
HPEUJPJOZXNMSJ-UHFFFAOYSA-N
InChI
InChI=1S/C19H38O2/c1-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19(20)21-2/h3-18H2,1-2H3
SMILES (canonical and isomeric)
CCCCCCCCCCCCCCCCCC(=O)OC

Synonyms

  • Methyl octadecanoate
  • Stearic acid methyl ester
  • Stearic acid, methyl ester
  • Kemester 9718
  • Methyl n-octadecanoate
  • Metholene 2218
  • Kemester 9018
  • Emery 2218
  • n-Octadecanoic acid methyl ester
  • 4-02-00-01216 (Beilstein Handbook Reference)
  • Methyl stearate (II)
  • Methyl stearate (usp-rs)
  • Pastell m 180
  • Octadecanoic acid, methyl ester
  • Methyl Stearate-1-13C
  • octadecanoic acid methyl ester
  • Methylstearate
  • Methyl-d3Stearate
  • Octadecanoic acid,methyl ester
  • Kemester 4516
  • n-Octadecanoic acid, methyl ester
  • C18 FAME
  • Octadecanoic acid-methyl ester
  • Methyl ester of octadecanoic acid
  • Methyl ester stearic acid
Show all 32 synonyms
  • WE(1:0/18:0)
  • Methyl Stearate, Octadecanoic acid methyl ester, Methyl octadecanoate
  • Methyl stearate CRS
  • Methyl stearate solution
  • Methyl stearate (Standard)
  • Methyl stearate, >/=96%
  • Methyl stearate, >=96%, FG

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Appearance
White crystalsexp.
Melting point
39.1 °Cexp.
Boiling point
443 °Cexp.
Density
0.8498 @ 40 °C/4 °Cexp.
Flash point
153 °Cexp.
Solubility
Insol in water, sol in alcohol or ether.exp.
Vapour pressure
1.36 × 10⁻⁵ mm Hg @ 25 °Cexp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
298.51 g/molcalc.
Exact mass
298.2872 Dacalc.
LogP (octanol/water)
6.42calc.
Topological polar surface area
26.3 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
16calc.
Heavy atoms
21calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.95calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (1 violation)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS classification
Hazard pictograms
100NFPA 704 rating

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Methyl stearate suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 21 suppliers
21 of 21 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

21 suppliers in 8 countries

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Methyl stearate price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Intermediate for stearic acid detergents, emulsifiers, wetting agents, stabilizers, resins, lubricants, plasticizers.

Lubricating oil component, lubricant in textile & molding trade, component in lipstick, nail varnishes, & ointments, chemical intermediate for detergents & emulsifiers.

Industrial uses: Intermediate, Lubricating agent, Other.

Consumer uses: Lubricating agent, Other.

Use classes: Cosmetics.

Cosmetic ingredient, INCI name METHYL STEARATE(skin conditioning - emollient, skin conditioning)

Roles

  • metabolite

Functional uses

  • Flavouring and nutrient
  • Fragrance
  • Softener and conditioner

Cosmetic functions

  • Skin conditioning
  • Skin conditioning - emollient

How it is made

Method of purification: vacuum fraction distillation.

Esterification of stearic acid with methanol or stearin with methanol.

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Methyl stearate is traded under.

HS 2915.70Indicative HS code

Palmitic acid, stearic acid, their salts and esters

World exports in 2024
$1.25B
+23.7% vs 2023, imports $1.13B
2019 to 2024
Top exporters
  1. Indonesia32.2%
  2. Malaysia23.0%
  3. Singapore6.5%
Top importers
  1. United States10.7%
  2. Germany6.2%
  3. China5.9%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Methyl stearate is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Methyl stearate, based on the data on this page

What is Methyl stearate?

Methyl stearate is a fatty acid methyl ester obtained by formal condensation of the carboxy group of octadecanoic (stearic) acid with the hydroxy group of methanol. A natural product found in Neolitsea daibuensis. It has a role as a metabolite. It is a fatty acid methyl ester and an octadecanoate ester.

What is the CAS number of Methyl stearate?

The CAS registry number of Methyl stearate is 112-61-8.

What is the molecular formula and weight of Methyl stearate?

The molecular formula of Methyl stearate is C19H38O2 and its molar mass is 298.51 g/mol.

What is Methyl stearate used for?

Intermediate for stearic acid detergents, emulsifiers, wetting agents, stabilizers, resins, lubricants, plasticizers. Lubricating oil component, lubricant in textile & molding trade, component in lipstick, nail varnishes, & ointments, chemical intermediate for detergents & emulsifiers.

Is Methyl stearate hazardous?

No GHS hazard classification for Methyl stearate is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Methyl stearate?

Methyl stearate is usually classified under HS code 291570 (Palmitic acid, stearic acid, their salts and esters). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Methyl stearate?

CompoundList lists 21 suppliers of Methyl stearate in United States, China, India, Czech Republic and 4 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Methyl stearate in India?

2 suppliers in India list Methyl stearate on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Methyl stearate?

Suppliers quote Methyl stearate on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Methyl stearate

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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