Methyl (2E)-2-methyl-2-pentenoate

反-2-甲基-2-戊烯酸甲酯

Also known as: Methyl trans-2-methyl-2-pentenoate, methyl (2E)-2-methylpent-2-enoate, methyl (E)-2-methyl-2-pentenoate, methyl 2-methyl-2-pentenoate, methyl trans-2-methyl-2-pentanoate, methyl trans-2-methylpent-2-enoate, 2-Pentenoic acid, 2-methyl-, methyl ester, (2E)-, MFCD00075270

Methyl (2E)-2-methyl-2-pentenoate (CAS 1567-14-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H12O2 and a molecular weight of 128.16900 g/mol. It is also known as Methyl trans-2-methyl-2-pentenoate, methyl (2E)-2-methylpent-2-enoate and methyl (E)-2-methyl-2-pentenoate. Key properties include a boiling point of 46-47ºC15 mm Hg(lit.), a density of 0.92 g/mL at 25ºC(lit.) and a flash point of 124 °F. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1567-14-2
Jingsj CID
J-1992376-7
Molecular Formula
C7H12O2
Chinese Name
反-2-甲基-2-戊烯酸甲酯
Molecular Weight
128.16900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point46-47ºC15 mm Hg(lit.)
Density0.92 g/mL at 25ºC(lit.)
Flash Point124 °F

GHS Safety & Compliance

FlammableSignal word: Warning

Frequently Asked Questions

What is the CAS number of Methyl (2E)-2-methyl-2-pentenoate?

The CAS number of Methyl (2E)-2-methyl-2-pentenoate is 1567-14-2.

What are the molecular formula and molecular weight of Methyl (2E)-2-methyl-2-pentenoate?

Methyl (2E)-2-methyl-2-pentenoate has molecular formula C7H12O2 and molecular weight 128.16900 g/mol.

Is Methyl (2E)-2-methyl-2-pentenoate hazardous?

Methyl (2E)-2-methyl-2-pentenoate 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. "Methyl (2E)-2-methyl-2-pentenoate (CAS 1567-14-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992376-7 (accessed 2026-10-22).

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