Thieno[3,2-b]pyridine-3-carbonitrile, 4,5-dihydro-7-hydroxy-2-(methylamino)-5-oxo- (9CI)

(9CI)-4,5-二氢-7-羟基-2-(甲基氨基)-5-氧代-噻吩并[3,2-b]吡啶-3-甲腈

Also known as: 7-hydroxy-2-(methylamino)-5-oxo-4,5-dihydrothieno[3,2-b]pyridine-3-carbonitrile, 7-hydroxy-2-(methylamino)-5-oxo-4H-thieno[3,2-b]pyridine-3-carbonitrile, HMS1373J17

Thieno[3,2-b]pyridine-3-carbonitrile, 4,5-dihydro-7-hydroxy-2-(methylamino)-5-oxo- (9CI) (CAS 626221-24-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H7N3O2S and a molecular weight of 221.23600 g/mol. It is also known as 7-hydroxy-2-(methylamino)-5-oxo-4,5-dihydrothieno[3,2-b]pyridine-3-carbonitrile, 7-hydroxy-2-(methylamino)-5-oxo-4H-thieno[3,2-b]pyridine-3-carbonitrile and HMS1373J17. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
626221-24-7
Jingsj CID
J-990569-8
Molecular Formula
C9H7N3O2S
Chinese Name
(9CI)-4,5-二氢-7-羟基-2-(甲基氨基)-5-氧代-噻吩并[3,2-b]吡啶-3-甲腈
Molecular Weight
221.23600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Thieno[3,2-b]pyridine-3-carbonitrile, 4,5-dihydro-7-hydroxy-2-(methylamino)-5-oxo- (9CI)?

The CAS number of Thieno[3,2-b]pyridine-3-carbonitrile, 4,5-dihydro-7-hydroxy-2-(methylamino)-5-oxo- (9CI) is 626221-24-7.

What are the molecular formula and molecular weight of Thieno[3,2-b]pyridine-3-carbonitrile, 4,5-dihydro-7-hydroxy-2-(methylamino)-5-oxo- (9CI)?

Thieno[3,2-b]pyridine-3-carbonitrile, 4,5-dihydro-7-hydroxy-2-(methylamino)-5-oxo- (9CI) has molecular formula C9H7N3O2S and molecular weight 221.23600 g/mol.

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

Last updated:

How to cite: Jingsj. "Thieno[3,2-b]pyridine-3-carbonitrile, 4,5-dihydro-7-hydroxy-2-(methylamino)-5-oxo- (9CI) (CAS 626221-24-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-990569-8 (accessed 2026-10-24).

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