ethyl 8-methyl-4H-thieno[3,2-c]chromene-2-carboxylate

8-甲基-4H-噻吩并[3,2-c]色烯-2-羧酸乙酯

Also known as: ethyl 8-methyl-4H-[1]-benzopyrano[4,3-b]thiophene-2-carboxylate, 4H-thieno[3,2-c][1]benzopyran-2-carboxylic acid, 8-methyl-, ethyl ester, JRH-09102

ethyl 8-methyl-4H-thieno[3,2-c]chromene-2-carboxylate (CAS 351003-39-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C15H14O3S and a molecular weight of 274.33500 g/mol. It is also known as ethyl 8-methyl-4H-[1]-benzopyrano[4,3-b]thiophene-2-carboxylate, 4H-thieno[3,2-c][1]benzopyran-2-carboxylic acid, 8-methyl-, ethyl ester and JRH-09102. Key properties include a melting point of 118-121ºC(lit.), a boiling point of 455.4ºC at 760 mmHg, a density of 1.262g/cm3 and a flash point of 229.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
351003-39-9
Jingsj CID
J-32244-5
Molecular Formula
C15H14O3S
Chinese Name
8-甲基-4H-噻吩并[3,2-c]色烯-2-羧酸乙酯
Molecular Weight
274.33500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point118-121ºC(lit.)
Boiling Point455.4ºC at 760 mmHg
Density1.262g/cm3
Flash Point229.2ºC

Frequently Asked Questions

What is the CAS number of ethyl 8-methyl-4H-thieno[3,2-c]chromene-2-carboxylate?

The CAS number of ethyl 8-methyl-4H-thieno[3,2-c]chromene-2-carboxylate is 351003-39-9.

What are the molecular formula and molecular weight of ethyl 8-methyl-4H-thieno[3,2-c]chromene-2-carboxylate?

ethyl 8-methyl-4H-thieno[3,2-c]chromene-2-carboxylate has molecular formula C15H14O3S and molecular weight 274.33500 g/mol.

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

Last updated:

How to cite: Jingsj. "ethyl 8-methyl-4H-thieno[3,2-c]chromene-2-carboxylate (CAS 351003-39-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32244-5 (accessed 2026-10-23).

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