cis-2-methylcyclopropanecarboxylic acid

顺式-2-甲基环丙烷羧酸

Also known as: rel-(1R,2S)-2-methylcyclopropane-1-carboxylic acid, (1R,2S)-rel-2-Methylcyclopropanecarboxylic acid, Cyclopropanecarboxylic acid, 2-methyl-, (1R,2S)-rel-, 2-methylcyclopropane-1-carboxylic acid, cis-2-methylcyclopropane-1-carboxylic acid, Einecs 228-141-5

cis-2-methylcyclopropanecarboxylic acid (CAS 6142-57-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H8O2 and a molecular weight of 100.11600 g/mol. It is also known as rel-(1R,2S)-2-methylcyclopropane-1-carboxylic acid, (1R,2S)-rel-2-Methylcyclopropanecarboxylic acid and Cyclopropanecarboxylic acid, 2-methyl-, (1R,2S)-rel-. Key properties include a boiling point of 191.2ºC at 760 mmHg, a density of 1.171g/cm3 and a flash point of 87.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6142-57-0
Jingsj CID
J-1420276-2
Molecular Formula
C5H8O2
Chinese Name
顺式-2-甲基环丙烷羧酸
Molecular Weight
100.11600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point191.2ºC at 760 mmHg
Density1.171g/cm3
Flash Point87.8ºC

Frequently Asked Questions

What is the CAS number of cis-2-methylcyclopropanecarboxylic acid?

The CAS number of cis-2-methylcyclopropanecarboxylic acid is 6142-57-0.

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

cis-2-methylcyclopropanecarboxylic acid has molecular formula C5H8O2 and molecular weight 100.11600 g/mol.

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

Last updated:

How to cite: Jingsj. "cis-2-methylcyclopropanecarboxylic acid (CAS 6142-57-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1420276-2 (accessed 2026-10-24).

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