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Aliphatic and alicyclic building blocks

Propyl stearate

Also known as Propyl octadecanoate, Stearic acid, propyl ester, Octadecanoic acid, propyl ester

CAS 3634-92-2Formula C21H42O2Molar mass 326.57 g/molEC 222-855-0
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Propyl stearate chemical structure, C21H42O2, CAS 3634-92-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
3634-92-2
Formula
C21H42O2
Molar mass
326.57 g/mol
EC number
222-855-0
HS code
291570
Category
Aliphatic and alicyclic building blocks

What is Propyl stearate?

Plain description, key identifiers and synonyms

Propyl octadecanoate is an octadecanoate ester obtained by formal condensation between the carboxy group of octadecanoic (stearic) acid and the hydroxy group of propanol. It has a role as a metabolite.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
propyl octadecanoate
CAS number
3634-92-2 CAS number cross-checked
EC number
222-855-0
Molecular formula
C21H42O2
UNII
D22XWE3V3P
MDL number
MFCD00056153
InChIKey
BTAXGNQLYFDKEF-UHFFFAOYSA-N
InChI
InChI=1S/C21H42O2/c1-3-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-21(22)23-20-4-2/h3-20H2,1-2H3
SMILES (canonical and isomeric)
CCCCCCCCCCCCCCCCCC(=O)OCCC

Synonyms

  • Propyl octadecanoate
  • Stearic acid, propyl ester
  • Octadecanoic acid, propyl ester
  • Stearic acid propyl ester
  • propylstearate
  • Octadecanoic acid, propyl ester, stearic acid propyl ester
  • STEARIC ACID PROPYL ESTER, PROPYL STEARATE, octadecanoicacidpropylester, Propyl octadecanoate

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
326.57 g/molcalc.
Exact mass
326.3185 Dacalc.
LogP (octanol/water)
7.2calc.
Topological polar surface area
26.3 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
18calc.
Heavy atoms
23calc.
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

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.

Propyl stearate suppliers

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Propyl 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

Roles

  • metabolite

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Propyl 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 Propyl stearate is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Propyl stearate?

Propyl octadecanoate is an octadecanoate ester obtained by formal condensation between the carboxy group of octadecanoic (stearic) acid and the hydroxy group of propanol. It has a role as a metabolite.

What is the CAS number of Propyl stearate?

The CAS registry number of Propyl stearate is 3634-92-2.

What is the molecular formula and weight of Propyl stearate?

The molecular formula of Propyl stearate is C21H42O2 and its molar mass is 326.57 g/mol.

What is Propyl stearate used for?

Known uses and roles of Propyl stearate include building blocks in research and laboratory and metabolite.

Is Propyl stearate hazardous?

No GHS hazard classification for Propyl 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 Propyl stearate?

Propyl 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 Propyl stearate?

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

What is the price of Propyl stearate?

Suppliers quote Propyl 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 Propyl 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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