1,5-dihydro-6-methyl-4H-pyrazolo[3,4-d]pyrimidine-4-thione

1,5-二氢-6-甲基-4H-吡唑并[3,4-d]嘧啶-4-硫酮

Also known as: 4H-Pyrazolo[3,4-d]pyrimidine-4-thione, 1,5-dihydro-6-methyl-, 6-Methyl-1H-pyrazolo[3,4-d]pyrimidine-4(5H)-thione, 6-Methyl-1H-pyrazolo[3,4-d]pyrimidine-4-thiol, 6-methyl-1,5-dihydro-pyrazolo[3,4-d]pyrimidine-4-thione, NSC 515434

1,5-dihydro-6-methyl-4H-pyrazolo[3,4-d]pyrimidine-4-thione (CAS 15986-11-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H6N4S and a molecular weight of 166.20400 g/mol. It is also known as 4H-Pyrazolo[3,4-d]pyrimidine-4-thione, 1,5-dihydro-6-methyl-, 6-Methyl-1H-pyrazolo[3,4-d]pyrimidine-4(5H)-thione and 6-Methyl-1H-pyrazolo[3,4-d]pyrimidine-4-thiol. Key properties include a boiling point of 291.8ºC at 760mmHg, a density of 1.68g/cm3 and a flash point of 130.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
15986-11-5
Jingsj CID
J-1082171-0
Molecular Formula
C6H6N4S
Chinese Name
1,5-二氢-6-甲基-4H-吡唑并[3,4-d]嘧啶-4-硫酮
Molecular Weight
166.20400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point291.8ºC at 760mmHg
Density1.68g/cm3
Flash Point130.3ºC

Frequently Asked Questions

What is the CAS number of 1,5-dihydro-6-methyl-4H-pyrazolo[3,4-d]pyrimidine-4-thione?

The CAS number of 1,5-dihydro-6-methyl-4H-pyrazolo[3,4-d]pyrimidine-4-thione is 15986-11-5.

What are the molecular formula and molecular weight of 1,5-dihydro-6-methyl-4H-pyrazolo[3,4-d]pyrimidine-4-thione?

1,5-dihydro-6-methyl-4H-pyrazolo[3,4-d]pyrimidine-4-thione has molecular formula C6H6N4S and molecular weight 166.20400 g/mol.

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

Last updated:

How to cite: Jingsj. "1,5-dihydro-6-methyl-4H-pyrazolo[3,4-d]pyrimidine-4-thione (CAS 15986-11-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1082171-0 (accessed 2026-10-22).

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