4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid

4,6-二氢噻吩并[3,4-b]噻吩-2-羧酸

Also known as: 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid, 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid 96%, 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylicAcid, Thieno[3,4-b]thiophene-2-carboxylic acid, 4,6-dihydro-, 4,6-dihydrothieno[2,3-c]thiophene-2-carboxylic acid, 4H,6H-thieno[2,3-c]thiophene-2-carboxylic acid, 4,6-Dihydro-thieno[3,4-b]thiophen-2-carbonsaeure

4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid (CAS 7712-05-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H6O2S2 and a molecular weight of 186.251 g/mol. It is also known as 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid, 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid 96% and 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylicAcid. Key properties include a melting point of 240 °C, a boiling point of 419.0±45.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 207.2±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7712-05-2
Jingsj CID
J-1488086-5
Molecular Formula
C7H6O2S2
Chinese Name
4,6-二氢噻吩并[3,4-b]噻吩-2-羧酸
Molecular Weight
186.251 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point240 °C
Boiling Point419.0±45.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point207.2±28.7 °C

Frequently Asked Questions

What is the CAS number of 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid?

The CAS number of 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid is 7712-05-2.

What are the molecular formula and molecular weight of 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid?

4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid has molecular formula C7H6O2S2 and molecular weight 186.251 g/mol.

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

Last updated:

How to cite: Jingsj. "4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid (CAS 7712-05-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1488086-5 (accessed 2026-10-24).

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