4-chloro-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine

Also known as: 4-chloro-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine, 4-chloro-6-methylmercapto-1H-pyrazolo[3,4-d]pyrimidine, 6-methylthio-4-chloro-1H-pyrazolo[3,4-d]pyrimidine, 8-aza-2-methylthio-7-deaza-6-chloropurine

4-chloro-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine (CAS 85426-79-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5ClN4S and a molecular weight of 200.64900 g/mol. Key properties include a boiling point of 454.4ºC at 760 mmHg, a density of 1.61g/cm3 and a flash point of 228.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 85426-79-5
Jingsj CID: J-1191478-6
Molecular Formula: C₆H₅ClN₄S
Molecular Weight: 200.64900 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	454.4ºC at 760 mmHg
Density	1.61g/cm3
Flash Point	228.6ºC
Exact Mass	199.99200
PSA	79.76000
LogP	1.72820
Refractive Index	1.722

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 4-chloro-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine?

The CAS number of 4-chloro-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine is 85426-79-5.

What are the molecular formula and molecular weight of 4-chloro-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine?

4-chloro-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine has molecular formula C6H5ClN4S and molecular weight 200.64900 g/mol.

What are the upstream and downstream products of 4-chloro-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine?

For 4-chloro-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine, Upstream Products: 4,6-Dichloro-2-(methylthio)pyrimidine-5-carbaldehyde, 6-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4-ol, 4-Hydroxy-6-mercaptopyrazolo[3,4-d]pyrimidine; Downstream Products: 4-Amino-6-hydroxypyrazolo[3,4-d]pyrimidine, 6-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidine, N-methyl-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4-amine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-chloro-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine (CAS 85426-79-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1191478-6 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.