2-Methoxycrotonic acid

2-甲氧基丁烯酸

Also known as: 2-Methoxy-2-butenoic acid, 2-Methoxybut-2-enoic acid, 2-Butenoic acid, 2-methoxy-

2-Methoxycrotonic acid (CAS 38588-37-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H8O3 and a molecular weight of 116.11500 g/mol. It is also known as 2-Methoxy-2-butenoic acid, 2-Methoxybut-2-enoic acid and 2-Butenoic acid, 2-methoxy-. Key properties include a melting point of 57-58ºC, a boiling point of 117ºC 16mm and a density of 1.1g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
38588-37-3
Jingsj CID
J-39410-7
Molecular Formula
C5H8O3
Chinese Name
2-甲氧基丁烯酸
Molecular Weight
116.11500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point57-58ºC
Boiling Point117ºC 16mm
Density1.1g/cm3

Frequently Asked Questions

What is the CAS number of 2-Methoxycrotonic acid?

The CAS number of 2-Methoxycrotonic acid is 38588-37-3.

What are the molecular formula and molecular weight of 2-Methoxycrotonic acid?

2-Methoxycrotonic acid has molecular formula C5H8O3 and molecular weight 116.11500 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Methoxycrotonic acid (CAS 38588-37-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39410-7 (accessed 2026-10-25).

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