1,2,4-Triazolo[3,4-b]benzothiazol-3(2H)-one

苯并[4,5]噻唑并[2,3-C][1,2,4]三唑-3(2H)-酮

Also known as: Benzo[4,5]thiazolo[2,3-c][1,2,4]triazol-3(2H)-one, 2H-benzo[4,5]thiazolo[2,3-c][1,2,4]triazol-3-one, [1,2,4]triazolo[3,4-b][1,3]benzothiazol-3-ol, 3-Hydroxy-8-thia-1,2,3a-triaza-cyclopentinden

1,2,4-Triazolo[3,4-b]benzothiazol-3(2H)-one (CAS 41814-44-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H5N3OS and a molecular weight of 191.21000 g/mol. It is also known as Benzo[4,5]thiazolo[2,3-c][1,2,4]triazol-3(2H)-one, 2H-benzo[4,5]thiazolo[2,3-c][1,2,4]triazol-3-one and [1,2,4]triazolo[3,4-b][1,3]benzothiazol-3-ol. Key property: a density of 1.77g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
41814-44-2
Jingsj CID
J-1051332-5
Molecular Formula
C8H5N3OS
Chinese Name
苯并[4,5]噻唑并[2,3-C][1,2,4]三唑-3(2H)-酮
Molecular Weight
191.21000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Density1.77g/cm3

Frequently Asked Questions

What is the CAS number of 1,2,4-Triazolo[3,4-b]benzothiazol-3(2H)-one?

The CAS number of 1,2,4-Triazolo[3,4-b]benzothiazol-3(2H)-one is 41814-44-2.

What are the molecular formula and molecular weight of 1,2,4-Triazolo[3,4-b]benzothiazol-3(2H)-one?

1,2,4-Triazolo[3,4-b]benzothiazol-3(2H)-one has molecular formula C8H5N3OS and molecular weight 191.21000 g/mol.

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

Last updated:

How to cite: Jingsj. "1,2,4-Triazolo[3,4-b]benzothiazol-3(2H)-one (CAS 41814-44-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1051332-5 (accessed 2026-10-25).

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