Thieno[2,3-b]pyridin-5-ol

噻吩并[2,3-b]吡啶-5-醇

Also known as: THIENO[2,3-B]PYRIDIN-5-OL, 5-Hydroxy-thieno[2,3-b]pyridine, 5-Hydroxy-thieno<2.3-b>pyridin

Thieno[2,3-b]pyridin-5-ol (CAS 21344-26-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H5NOS and a molecular weight of 151.18600 g/mol. It is also known as THIENO[2,3-B]PYRIDIN-5-OL, 5-Hydroxy-thieno[2,3-b]pyridine and 5-Hydroxy-thieno<2.3-b>pyridin. Key properties include a boiling point of 321.421ºC at 760 mmHg, a density of 1.444g/cm3 and a flash point of 148.19ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21344-26-3
Jingsj CID
J-1048149-7
Molecular Formula
C7H5NOS
Chinese Name
噻吩并[2,3-b]吡啶-5-醇
Molecular Weight
151.18600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point321.421ºC at 760 mmHg
Density1.444g/cm3
Flash Point148.19ºC

Frequently Asked Questions

What is the CAS number of Thieno[2,3-b]pyridin-5-ol?

The CAS number of Thieno[2,3-b]pyridin-5-ol is 21344-26-3.

What are the molecular formula and molecular weight of Thieno[2,3-b]pyridin-5-ol?

Thieno[2,3-b]pyridin-5-ol has molecular formula C7H5NOS and molecular weight 151.18600 g/mol.

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

Last updated:

How to cite: Jingsj. "Thieno[2,3-b]pyridin-5-ol (CAS 21344-26-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1048149-7 (accessed 2026-10-25).

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