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Emollients

Oleyl stearate

Also known as Octadecanoic acid, (9Z)-9-octadecen-1-yl ester, cis-9-Octadecenyl Stearate, 9Z-octadecenyl octadecanoate

CAS 17673-50-6Formula C36H70O2Molar mass 534.95 g/molEC 241-652-8
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Oleyl stearate chemical structure, C36H70O2, CAS 17673-50-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
17673-50-6
Formula
C36H70O2
Molar mass
534.95 g/mol
EC number
241-652-8
HS code
291570
Category
Emollients

What is Oleyl stearate?

Plain description, key identifiers and synonyms

Oleyl stearate is a wax ester.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
[(Z)-octadec-9-enyl] octadecanoate
CAS number
17673-50-6 CAS number cross-checked
EC number
241-652-8
Molecular formula
C36H70O2
UNII
D5E6VT6I0E
INCI name
OLEYL STEARATE
InChIKey
YYDZACXIVKPEAI-ZPHPHTNESA-N
InChI
InChI=1S/C36H70O2/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31-33-35-38-36(37)34-32-30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h17,19H,3-16,18,20-35H2,1-2H3/b19-17-
Canonical SMILES
CCCCCCCCC=CCCCCCCCCOC(=O)CCCCCCCCCCCCCCCCC
Isomeric SMILES
CCCCCCCCCCCCCCCCCC(=O)OCCCCCCCC/C=C\CCCCCCCC

Synonyms

  • Octadecanoic acid, (9Z)-9-octadecen-1-yl ester
  • cis-9-Octadecenyl Stearate
  • 9Z-octadecenyl octadecanoate
  • Octadecanoic acid, 9-octadecenyl ester
  • Stearic acid, 9-octadecenyl ester, (Z)-
  • Octadecanoic acid, 9-octadecenyl ester, (Z)-
  • Aec oleyl stearate
  • 9-Octadecen-1-ol, stearate, (Z)-
  • Stearic acid, cis-9-octadecenyl ester
  • WE(18:1(9Z)/18:0)
  • [(Z)-octadec-9-enyl] octadecanoate
  • (Z)-Octadec-9-en-1-yl stearate
  • [(E)-octadec-9-enyl] octadecanoate
  • Octadecanoic acid, (9Z)-9-octadecenyl ester
  • (Z)-Octadec-9-enyl stearate
  • (9Z)-octadec-9-en-1-yl octadecanoate
  • (9Z)-9-Octadecenyl stearate #
  • WE(18:1(9Z)/18:0), Oleyl stearate
  • WE 18:1(9Z)/18:0

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

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

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
534.95 g/molcalc.
Exact mass
534.5376 Dacalc.
LogP (octanol/water)
12.83calc.
Topological polar surface area
26.3 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
32calc.
Heavy atoms
38calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.92calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Fails (2 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

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

Oleyl stearate suppliers

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Oleyl 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

Use classes: Cosmetics.

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

Functional uses

  • Softener and conditioner

Cosmetic functions

  • Skin conditioning - emollient

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

United States

  • TSCA inventory (USA)
    Status: Inactive 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 Oleyl 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 Oleyl stearate is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Oleyl stearate?

Oleyl stearate is a wax ester.

What is the CAS number of Oleyl stearate?

The CAS registry number of Oleyl stearate is 17673-50-6.

What is the molecular formula and weight of Oleyl stearate?

The molecular formula of Oleyl stearate is C36H70O2 and its molar mass is 534.95 g/mol.

What is Oleyl stearate used for?

Use classes: Cosmetics.

Is Oleyl stearate hazardous?

No GHS hazard classification for Oleyl 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 Oleyl stearate?

Oleyl 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 Oleyl stearate?

Post a free request on CompoundList and suppliers of Oleyl stearate will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Oleyl stearate?

Suppliers quote Oleyl 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 Oleyl 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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