1-Acetoxy-4-chloro-3-methyl-2-butene

1-乙酰氧基-4-氯-3-甲基-2-丁烯

Also known as: (4-chloro-3-methylbut-2-enyl) acetate, (E/Z)-1-acetoxy-4-chloro-3-methyl-2-butene, 1-Chloro-4-acetoxy-2-methyl-2-butene, 1-Chloro-2-methyl-4-acetoxy-2-butene, 4-Acetoxy-1-chloro-2-methyl-2-butene, 4-Acetoxy-2-methyl-1-chloro-2-butene, 4-Chloro-3-methyl-2-butenyl acetate, 2-Buten-1-ol, 4-chloro-3-methyl-, 1-acetate, acetic acid-(4-chloro-3-methyl-but-2-enyl ester), Essigsaeure-(4-chlor-3-methyl-but-2-enylester)

1-Acetoxy-4-chloro-3-methyl-2-butene (CAS 38872-49-0) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H11ClO2 and a molecular weight of 162.61400 g/mol. It is also known as (4-chloro-3-methylbut-2-enyl) acetate, (E/Z)-1-acetoxy-4-chloro-3-methyl-2-butene and 1-Chloro-4-acetoxy-2-methyl-2-butene. Key properties include a boiling point of 216.8ºC at 760 mmHg and a density of 1.067. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
38872-49-0
Jingsj CID
J-1025227-9
Molecular Formula
C7H11ClO2
Chinese Name
1-乙酰氧基-4-氯-3-甲基-2-丁烯
Molecular Weight
162.61400 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point216.8ºC at 760 mmHg
Density1.067

Frequently Asked Questions

What is the CAS number of 1-Acetoxy-4-chloro-3-methyl-2-butene?

The CAS number of 1-Acetoxy-4-chloro-3-methyl-2-butene is 38872-49-0.

What are the molecular formula and molecular weight of 1-Acetoxy-4-chloro-3-methyl-2-butene?

1-Acetoxy-4-chloro-3-methyl-2-butene has molecular formula C7H11ClO2 and molecular weight 162.61400 g/mol.

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

Last updated:

How to cite: Jingsj. "1-Acetoxy-4-chloro-3-methyl-2-butene (CAS 38872-49-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1025227-9 (accessed 2026-10-25).

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