Stearic acid-d5

十八烷酸-17,17,18,18,18-D5

Also known as: Octadecanoic-17,17,18,18,18-d5 acid, Octadecanoic-d5 acid, Stearic-17,17,18,18,18-d5 acid, Stearic acid (17,17,18,18,18-d5, 98%), 17,17,18,18,18-pentadeuteriooctadecanoic acid

Stearic acid-d5 (CAS 211443-83-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C18H31D5O2 and a molecular weight of 289.50800 g/mol. It is also known as Octadecanoic-17,17,18,18,18-d5 acid, Octadecanoic-d5 acid and Stearic-17,17,18,18,18-d5 acid. Key properties include a melting point of 68-70ºC(lit.), a boiling point of 361ºC(lit.) and a flash point of 113 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
211443-83-3
Jingsj CID
J-902908-8
Molecular Formula
C18H31D5O2
Chinese Name
十八烷酸-17,17,18,18,18-D5
Molecular Weight
289.50800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point68-70ºC(lit.)
Boiling Point361ºC(lit.)
Flash Point113 °C

Frequently Asked Questions

What is the CAS number of Stearic acid-d5?

The CAS number of Stearic acid-d5 is 211443-83-3.

What are the molecular formula and molecular weight of Stearic acid-d5?

Stearic acid-d5 has molecular formula C18H31D5O2 and molecular weight 289.50800 g/mol.

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

Last updated:

How to cite: Jingsj. "Stearic acid-d5 (CAS 211443-83-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-902908-8 (accessed 2026-10-24).

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