butyl oleate

油酸丁酯

Also known as: butyl oleate, n-butyl oleate, butyl (9Z)-9-octadecenoate, butyl 9-octadecenoate, oleic acid n-butyl ester, oleic acid butyl ester, 9-octadecenoic acid (9Z)-, butyl ester, advaplast 42, butyl cis-9-octadecenoate, kesscoflex bo, plasthall 914, witcizer 100, witcizer 101

butyl oleate (CAS 142-77-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C22H42O2 and a molecular weight of 338.56800 g/mol. It is also known as n-butyl oleate, butyl (9Z)-9-octadecenoate and butyl 9-octadecenoate. Key properties include a melting point of -55°C, a boiling point of 273°C 13mm, a density of 0.88 g/mL at 25 °C(lit.) and a flash point of 180℃. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
142-77-8
Jingsj CID
J-33637-2
Molecular Formula
C22H42O2
Chinese Name
油酸丁酯
Molecular Weight
338.56800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-55°C
Boiling Point273°C 13mm
Density0.88 g/mL at 25 °C(lit.)
Flash Point180℃

Frequently Asked Questions

What is the CAS number of butyl oleate?

The CAS number of butyl oleate is 142-77-8.

What are the molecular formula and molecular weight of butyl oleate?

butyl oleate has molecular formula C22H42O2 and molecular weight 338.56800 g/mol.

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

Last updated:

How to cite: Jingsj. "butyl oleate (CAS 142-77-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33637-2 (accessed 2026-10-22).

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