Phenethyl senecioate

3-甲基-2-丁烯酸-2-苯乙酯

Also known as: 2-Phenylethyl 3-methylbut-2-enoate, Phenethyl 3,3-dimethylacrylate, Phenethyl 3-methylcrotonate, 2-Phenylethyl 3-methyl-2-butenoate, 2-Phenylethyl senecioate, Phenylethyl beta,beta-dimethylacrylate, 3-Methyl-2-butenoic acid 2-phenylethyl ester

Phenethyl senecioate (CAS 42078-65-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H16O2 and a molecular weight of 204.26500 g/mol. It is also known as 2-Phenylethyl 3-methylbut-2-enoate, Phenethyl 3,3-dimethylacrylate and Phenethyl 3-methylcrotonate. Key properties include a boiling point of 306.3ºC at 760 mmHg, a density of 1.012 g/cm3 and a flash point of 167.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
42078-65-9
Jingsj CID
J-1068430-2
Molecular Formula
C13H16O2
Chinese Name
3-甲基-2-丁烯酸-2-苯乙酯
Molecular Weight
204.26500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point306.3ºC at 760 mmHg
Density1.012 g/cm3
Flash Point167.8ºC

Frequently Asked Questions

What is the CAS number of Phenethyl senecioate?

The CAS number of Phenethyl senecioate is 42078-65-9.

What are the molecular formula and molecular weight of Phenethyl senecioate?

Phenethyl senecioate has molecular formula C13H16O2 and molecular weight 204.26500 g/mol.

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

Last updated:

How to cite: Jingsj. "Phenethyl senecioate (CAS 42078-65-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1068430-2 (accessed 2026-10-24).

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