5,6-Dihydrothieno[2,3-d]pyridazine-4,7-dione

5,6-二氢噻吩并[2,3-d]哒嗪-4,7-二酮

Also known as: 5,6-Dihydrothieno[2,3-d]pyridazine-4,7-dione, 5,6-dihydrothieno[2,3-d]pyridazine-4,7-quinone, 5,6-dihydrothieno[2,3-d]pyridazine-4,7-diol, Thieno[2,3-d]pyridazine-4,7-dione, 5,6-dihydro-, thieno[2,3-d]pyridazine-4,7-diol, MFCD21604255, 5,6-dihydro-thieno[2,3-d]pyridazin-4,7-dione

5,6-Dihydrothieno[2,3-d]pyridazine-4,7-dione (CAS 91533-21-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H4N2O2S and a molecular weight of 168.17300 g/mol. It is also known as 5,6-dihydrothieno[2,3-d]pyridazine-4,7-quinone, 5,6-dihydrothieno[2,3-d]pyridazine-4,7-diol and Thieno[2,3-d]pyridazine-4,7-dione, 5,6-dihydro-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
91533-21-0
Jingsj CID
J-1488471-3
Molecular Formula
C6H4N2O2S
Chinese Name
5,6-二氢噻吩并[2,3-d]哒嗪-4,7-二酮
Molecular Weight
168.17300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 5,6-Dihydrothieno[2,3-d]pyridazine-4,7-dione?

The CAS number of 5,6-Dihydrothieno[2,3-d]pyridazine-4,7-dione is 91533-21-0.

What are the molecular formula and molecular weight of 5,6-Dihydrothieno[2,3-d]pyridazine-4,7-dione?

5,6-Dihydrothieno[2,3-d]pyridazine-4,7-dione has molecular formula C6H4N2O2S and molecular weight 168.17300 g/mol.

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

Last updated:

How to cite: Jingsj. "5,6-Dihydrothieno[2,3-d]pyridazine-4,7-dione (CAS 91533-21-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1488471-3 (accessed 2026-10-22).

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