Butyl stearate

硬脂酸丁酯

Also known as: n-Butyl stearate, Butyl octadecanoate, Stearic acid butyl ester, Octadecanoic acid butyl ester, FEMA 2214, EINECS 204-666-5, MFCD00026669, Apex 4, Groco 5810, Kessco BS, Radia 7051

Butyl stearate (CAS 123-95-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C22H44O2 and a molecular weight of 340.584 g/mol. It is also known as n-Butyl stearate, Butyl octadecanoate and Stearic acid butyl ester. Key properties include a melting point of 17-22 °C, a boiling point of 388.9±10.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 193.5±8.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
123-95-5
Jingsj CID
J-1493424-7
Molecular Formula
C22H44O2
Chinese Name
硬脂酸丁酯
Molecular Weight
340.584 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point17-22 °C
Boiling Point388.9±10.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point193.5±8.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Butyl stearate?

The CAS number of Butyl stearate is 123-95-5.

What are the molecular formula and molecular weight of Butyl stearate?

Butyl stearate has molecular formula C22H44O2 and molecular weight 340.584 g/mol.

Is Butyl stearate hazardous?

Butyl stearate has GHS signal word Warning.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Butyl stearate (CAS 123-95-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1493424-7 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.