Dimethyl thiophene-3,4-dicarboxylate

噻吩-3,4-二羧酸二甲酯

Also known as: 3,4-Thiophenedicarboxylic acid dimethyl ester, Dimethyl 3,4-thiophenedicarboxylate, Thiophene-3,4-dicarboxylic acid dimethyl ester, 3,4-Thiophenedicarboxylic acid, dimethyl ester

Dimethyl thiophene-3,4-dicarboxylate (CAS 4282-35-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H8O4S and a molecular weight of 200.212 g/mol. It is also known as 3,4-Thiophenedicarboxylic acid dimethyl ester, Dimethyl 3,4-thiophenedicarboxylate and Thiophene-3,4-dicarboxylic acid dimethyl ester. Key properties include a boiling point of 246.4±20.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 102.8±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4282-35-3
Jingsj CID
J-1168001-7
Molecular Formula
C8H8O4S
Chinese Name
噻吩-3,4-二羧酸二甲酯
Molecular Weight
200.212 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point246.4±20.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point102.8±21.8 °C

Frequently Asked Questions

What is the CAS number of Dimethyl thiophene-3,4-dicarboxylate?

The CAS number of Dimethyl thiophene-3,4-dicarboxylate is 4282-35-3.

What are the molecular formula and molecular weight of Dimethyl thiophene-3,4-dicarboxylate?

Dimethyl thiophene-3,4-dicarboxylate has molecular formula C8H8O4S and molecular weight 200.212 g/mol.

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

Last updated:

How to cite: Jingsj. "Dimethyl thiophene-3,4-dicarboxylate (CAS 4282-35-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1168001-7 (accessed 2026-10-25).

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