3-methoxy-3-oxo-2-(thiophen-2-ylmethyl)propanoic acid

2-(2-噻吩甲基)丙二酸单甲酯

Also known as: Monomethyl 2-(2-thienylmethyl)malonate, Monomethyl 2-(2-thienylmethyl)propanedioate, Monomethyl-2-(2-thienylmethyl)-malonate, Propanedioic acid, 2-(2-thienylmethyl)-, 1-methyl ester, Propanedioic acid,2-(2-thienylmethyl)-,monomethyl ester

3-methoxy-3-oxo-2-(thiophen-2-ylmethyl)propanoic acid (CAS 122308-24-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H10O4S and a molecular weight of 214.23800 g/mol. It is also known as Monomethyl 2-(2-thienylmethyl)malonate, Monomethyl 2-(2-thienylmethyl)propanedioate and Monomethyl-2-(2-thienylmethyl)-malonate. Key properties include a boiling point of 350.383ºC at 760 mmHg, a density of 1.341g/cm3 and a flash point of 165.706ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
122308-24-1
Jingsj CID
J-1151054-7
Molecular Formula
C9H10O4S
Chinese Name
2-(2-噻吩甲基)丙二酸单甲酯
Molecular Weight
214.23800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point350.383ºC at 760 mmHg
Density1.341g/cm3
Flash Point165.706ºC

Frequently Asked Questions

What is the CAS number of 3-methoxy-3-oxo-2-(thiophen-2-ylmethyl)propanoic acid?

The CAS number of 3-methoxy-3-oxo-2-(thiophen-2-ylmethyl)propanoic acid is 122308-24-1.

What are the molecular formula and molecular weight of 3-methoxy-3-oxo-2-(thiophen-2-ylmethyl)propanoic acid?

3-methoxy-3-oxo-2-(thiophen-2-ylmethyl)propanoic acid has molecular formula C9H10O4S and molecular weight 214.23800 g/mol.

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

Last updated:

How to cite: Jingsj. "3-methoxy-3-oxo-2-(thiophen-2-ylmethyl)propanoic acid (CAS 122308-24-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1151054-7 (accessed 2026-10-25).

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