6-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4-ol

Also known as: 6-Methylsulfanyl-1H-pyrazolo[3,4-d]pyrimidin-4-ol, 4-Hydroxy-6-methylthio-1H-pyrazolo[3,4-d]pyrimidine, 6-(Methylthio)-1,2-dihydropyrazolo[3,4-d]pyrimidin-4-one, 3-methylsulfanyl-2,4,8,9-tetrazabicyclo[4.3.0]nona-1,3,6-trien-5-one, 6-Methylsulfanyl-4-hydroxy-1H-pyrazolo[3,4-d]pyrimidine

6-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4-ol (CAS 5334-26-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H6N4OS and a molecular weight of 182.20300 g/mol. Key properties include a boiling point of 519.629ºC at 760 mmHg, a density of 1.656g/cm3 and a flash point of 268.062ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5334-26-9
Jingsj CID: J-1500575-1
Molecular Formula: C₆H₆N₄OS
Molecular Weight: 182.20300 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	519.629ºC at 760 mmHg
Density	1.656g/cm3
Flash Point	268.062ºC
Exact Mass	182.02600
PSA	99.73000
LogP	0.36810
Refractive Index	1.772

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 6-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4-ol?

The CAS number of 6-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4-ol is 5334-26-9.

What are the molecular formula and molecular weight of 6-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4-ol?

6-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4-ol has molecular formula C6H6N4OS and molecular weight 182.20300 g/mol.

What are the upstream and downstream products of 6-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4-ol?

For 6-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4-ol, Downstream Products: 6-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidine, 4-chloro-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine.

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. "6-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4-ol (CAS 5334-26-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500575-1 (accessed 2026-11-09).

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