5H-[1,2,4]triazino[5,6-b]indole-3-thiol

5H-[1,2,4]三嗪并[5,6-b]吲哚-3-硫醇

Also known as: 3H-1,2,4-Triazino[5,6-b]indole-3-thione, 2,4-dihydro-, 2,4-Dihydro-3H-[1,2,4]triazino[5,6-b]indole-3-thione, 1,2-Dihydro-[1,2,4]triazino[5,6-b]indole-3-thione, 3-Mercaptoindolo[2,3-e]-1,2,4-triazine, 9H-1,3,4,9-Tetraaza-fluorene-2-thiol, 9H-1,3,4,9-TETRAAZA-FLUORENE-2-THIOL, NSC 75196, Aids-016520, 5H-[1,2,4]triazino[5,6-b]indole-3-thione, 2,5-Dihydro-3H-[1,2,4]triazino[5,6-b]indole-3-thione

5H-[1,2,4]triazino[5,6-b]indole-3-thiol (CAS 28668-95-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H6N4S and a molecular weight of 202.23600 g/mol. It is also known as 3H-1,2,4-Triazino[5,6-b]indole-3-thione, 2,4-dihydro-, 2,4-Dihydro-3H-[1,2,4]triazino[5,6-b]indole-3-thione and 1,2-Dihydro-[1,2,4]triazino[5,6-b]indole-3-thione. Key properties include a boiling point of 401.9ºC at 760mmHg, a density of 1.69g/cm3 and a flash point of 196.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
28668-95-3
Jingsj CID
J-1349469-6
Molecular Formula
C9H6N4S
Chinese Name
5H-[1,2,4]三嗪并[5,6-b]吲哚-3-硫醇
Molecular Weight
202.23600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point401.9ºC at 760mmHg
Density1.69g/cm3
Flash Point196.9ºC

Frequently Asked Questions

What is the CAS number of 5H-[1,2,4]triazino[5,6-b]indole-3-thiol?

The CAS number of 5H-[1,2,4]triazino[5,6-b]indole-3-thiol is 28668-95-3.

What are the molecular formula and molecular weight of 5H-[1,2,4]triazino[5,6-b]indole-3-thiol?

5H-[1,2,4]triazino[5,6-b]indole-3-thiol has molecular formula C9H6N4S and molecular weight 202.23600 g/mol.

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

Last updated:

How to cite: Jingsj. "5H-[1,2,4]triazino[5,6-b]indole-3-thiol (CAS 28668-95-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1349469-6 (accessed 2026-10-25).

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