2-Amino-6-hydroxy-8-mercaptopurine

2-氨基-6-羟基-8-巯基嘌呤

Also known as: 2-Amino-8-mercapto-9H-purin-6-ol, 2-Amino-6-hydroxy-8-thiopurine, 2-Amino-8-sulfanyl-9H-purin-6-ol, 2-Amino-8-thioxo-3,7,8,9-tetrahydro-6H-purin-6-one, 2-Amino-8-thioxo-1,7,8,9-tetrahydro-6H-purin-6-one, 2-amino-8-sulfanylidene-7,9-dihydro-3H-purin-6-one, 6H-purin-6-one, 2-amino-3,7,8,9-tetrahydro-8-thioxo-, 7H-Purin-6-ol, 2-amino-8-mercapto-, 9H-purin-6-ol, 2-amino-8-mercapto-, 8-Mercaptoguanine, 8-Thioguanine

2-Amino-6-hydroxy-8-mercaptopurine (CAS 28128-40-7) 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 183.191 g/mol. It is also known as 2-Amino-8-mercapto-9H-purin-6-ol, 2-Amino-6-hydroxy-8-thiopurine and 2-Amino-8-sulfanyl-9H-purin-6-ol. Key properties include a melting point of 300 °C, a boiling point of 637.3±65.0 °C at 760 mmHg, a density of 1.9±0.1 g/cm3 and a flash point of 339.2±34.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
28128-40-7
Jingsj CID
J-35034-5
Molecular Formula
C5H5N5OS
Chinese Name
2-氨基-6-羟基-8-巯基嘌呤
Molecular Weight
183.191 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point300 °C
Boiling Point637.3±65.0 °C at 760 mmHg
Density1.9±0.1 g/cm3
Flash Point339.2±34.3 °C

Frequently Asked Questions

What is the CAS number of 2-Amino-6-hydroxy-8-mercaptopurine?

The CAS number of 2-Amino-6-hydroxy-8-mercaptopurine is 28128-40-7.

What are the molecular formula and molecular weight of 2-Amino-6-hydroxy-8-mercaptopurine?

2-Amino-6-hydroxy-8-mercaptopurine has molecular formula C5H5N5OS and molecular weight 183.191 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Amino-6-hydroxy-8-mercaptopurine (CAS 28128-40-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35034-5 (accessed 2026-10-24).

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