1,7,8,9-tetrahydro-8-thioxo-6H-purin-6-one

1,7,8,9-四氢-8-硫氧代-6H-嘌呤-6-酮

Also known as: 6-Hydroxy-8-mercaptopurine, 8-Mercaptohypoxanthine, 8-Thiohypoxanthine, 8-sulfanylidene-7,9-dihydro-3H-purin-6-one, 8-thioxo-1,7,8,9-tetrahydro-purin-6-one, Hypoxanthine, 8-mercapto-, NSC 22713, SQ 21978, hypoxanthine-8-thiol, 6-Hydroxy-8-purin-thiol, 6-Hydroxy-purin-thiol-(8), 8-sulfanyl-7H-purin-6-ol

1,7,8,9-tetrahydro-8-thioxo-6H-purin-6-one (CAS 6305-94-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4N4OS and a molecular weight of 168.17600 g/mol. It is also known as 6-Hydroxy-8-mercaptopurine, 8-Mercaptohypoxanthine and 8-Thiohypoxanthine. Key properties include a boiling point of 280.4ºC at 760 mmHg, a density of 2.08g/cm3 and a flash point of 123.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

6305-94-8

Jingsj CID

J-1116636-4

Molecular Formula

C₅H₄N₄OS

Chinese Name

1,7,8,9-四氢-8-硫氧代-6H-嘌呤-6-酮

Molecular Weight

168.17600 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026