(E)-2-methyl-2-butenyl acetate

(E)-乙酸-2-甲基-2-丁烯酯

Also known as: (E)-2-methyl-2-butenyl acetate, (E)-2-methylbut-2-en-1-yl acetate, 1-Acetoxy-2-methyl-buten-2, 2-Buten-1-ol, 2-methyl-, 1-acetate, (2E)-, 2-Buten-1-ol, 2-methyl-, acetate, (2E)-, 2-Buten-1-ol,2-methyl-,1-acetate,(2E), 2-Buten-1-ol,2-methyl-,acetate,(2E), 2-Methyl-trans-but-2-en-1-yl Acetat, 2-Methyl-trans-buten-(2)-yl-acetat, 2-Methyl-trans-crotylaldehyd-acetat, 2-methyl-(2E)-butenyl acetate, 2-methyl-, acetate, (E)-2-Buten-1-ol, Acetic acid (E)-2-methyl-2-butenyl ester, EINECS 242-916-5, Einecs 242-916-5, Essigsaeure-<(E)-2-methyl-2-butenyl>ester, Tiglyl acetate, [(E)-2-methylbut-2-enyl] acetate

(E)-2-methyl-2-butenyl acetate (CAS 19248-94-3) 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 (E)-2-methylbut-2-en-1-yl acetate, 1-Acetoxy-2-methyl-buten-2 and 2-Buten-1-ol, 2-methyl-, 1-acetate, (2E)-. Key properties include a boiling point of 149.7ºC at 760mmHg, a density of 0.909g/cm3 and a flash point of 58.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19248-94-3
Jingsj CID
J-1462270-2
Molecular Formula
C7H12O2
Chinese Name
(E)-乙酸-2-甲基-2-丁烯酯
Molecular Weight
128.16900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point149.7ºC at 760mmHg
Density0.909g/cm3
Flash Point58.7ºC

Frequently Asked Questions

What is the CAS number of (E)-2-methyl-2-butenyl acetate?

The CAS number of (E)-2-methyl-2-butenyl acetate is 19248-94-3.

What are the molecular formula and molecular weight of (E)-2-methyl-2-butenyl acetate?

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

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

Last updated:

How to cite: Jingsj. "(E)-2-methyl-2-butenyl acetate (CAS 19248-94-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1462270-2 (accessed 2026-10-24).

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