(3,4-Dimethylthieno[2,3-b]thiophen-2-yl)methanol

(3,4-二甲基噻吩并[2,3-b]噻吩-2-基)甲醇

Also known as: Thieno[2,3-b]thiophene-2-methanol, 3,4-dimethyl-, (3,4-DIMETHYLTHIENO[2,3-B]THIOPHEN-2-YL)METHANOL, (3,4-Dimethyl thienp[2,3-b]thiophen-2-yl)methanol, 3,4-DIMETHYL-2-(HYDROXYMETHYL)THIENO(2,3-B)THIOPHENE, BUTTPARK 92\04-78, RARECHEM AL BD 0290, HMS554P12

(3,4-Dimethylthieno[2,3-b]thiophen-2-yl)methanol (CAS 175202-60-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H10OS2 and a molecular weight of 198.30500 g/mol. It is also known as Thieno[2,3-b]thiophene-2-methanol, 3,4-dimethyl-, (3,4-DIMETHYLTHIENO[2,3-B]THIOPHEN-2-YL)METHANOL and (3,4-Dimethyl thienp[2,3-b]thiophen-2-yl)methanol. Key properties include a melting point of 144.5ºC, a boiling point of 367.1ºC at 760mmHg, a density of 1.332g/cm3 and a flash point of 175.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
175202-60-5
Jingsj CID
J-1439334-7
Molecular Formula
C9H10OS2
Chinese Name
(3,4-二甲基噻吩并[2,3-b]噻吩-2-基)甲醇
Molecular Weight
198.30500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point144.5ºC
Boiling Point367.1ºC at 760mmHg
Density1.332g/cm3
Flash Point175.8ºC

Frequently Asked Questions

What is the CAS number of (3,4-Dimethylthieno[2,3-b]thiophen-2-yl)methanol?

The CAS number of (3,4-Dimethylthieno[2,3-b]thiophen-2-yl)methanol is 175202-60-5.

What are the molecular formula and molecular weight of (3,4-Dimethylthieno[2,3-b]thiophen-2-yl)methanol?

(3,4-Dimethylthieno[2,3-b]thiophen-2-yl)methanol has molecular formula C9H10OS2 and molecular weight 198.30500 g/mol.

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

Last updated:

How to cite: Jingsj. "(3,4-Dimethylthieno[2,3-b]thiophen-2-yl)methanol (CAS 175202-60-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1439334-7 (accessed 2026-10-25).

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