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

2-氨基-8-硫代-1,7,8,9-四氢-6H-嘌呤-6-酮

Also known as: 8-Thioguanine, 8-Mercaptoguanine, 6H-Purin-6-one, 2-amino-1,7,8,9-tetrahydro-8-thioxo-, 2-Amino-8-thioxo-3,7,8,9-tetrahydro-6H-purin-6-one, NSC 29188, Einecs 228-686-9, Mercaptopurine Impurity 5, 2-amino-8-thioxo-8,9-dihydro-1H-purin-6(7H)-one

2-Amino-8-thioxo-1,7,8,9-tetrahydro-6H-purin-6-one (CAS 6324-72-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5N5OS and a molecular weight of 183.19100 g/mol. It is also known as 8-Thioguanine, 8-Mercaptoguanine and 6H-Purin-6-one, 2-amino-1,7,8,9-tetrahydro-8-thioxo-. Key properties include a melting point of >400ºC, a boiling point of 335.8ºC at 760 mmHg, a density of 2.36 g/cm3 and a flash point of 156.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

6324-72-7

Jingsj CID

J-1500675-4

Molecular Formula

C₅H₅N₅OS

Chinese Name

2-氨基-8-硫代-1,7,8,9-四氢-6H-嘌呤-6-酮

Molecular Weight

183.19100 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026