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1,3-Dimethyl-1H-thieno[2,3-c]pyrazole-5-carbonyl chloride

1,3-二甲基-1H-噻吩[2,3-c]吡唑-5-碳酰氯

Also known as: 1,3-dimethylthieno[2,3-c]pyrazole-5-carbonyl chloride, 1,3-Dimethyl-1H-thieno[2,3-c]pyrazole-5-carbonyl chloride

1,3-Dimethyl-1H-thieno[2,3-c]pyrazole-5-carbonyl chloride (CAS 388088-75-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H7ClN2OS and a molecular weight of 214.67200 g/mol. It is also known as 1,3-dimethylthieno[2,3-c]pyrazole-5-carbonyl chloride. Key properties include a melting point of 165ºC, a boiling point of 336.9ºC at 760 mmHg, a density of 1.54g/cm3 and a flash point of 157.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
388088-75-3
Jingsj CID
J-1318162-2
Molecular Formula
C8H7ClN2OS
Chinese Name
1,3-二甲基-1H-噻吩[2,3-c]吡唑-5-碳酰氯
Molecular Weight
214.67200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point165ºC
Boiling Point336.9ºC at 760 mmHg
Density1.54g/cm3
Flash Point157.5ºC

Frequently Asked Questions

What is the CAS number of 1,3-Dimethyl-1H-thieno[2,3-c]pyrazole-5-carbonyl chloride?

The CAS number of 1,3-Dimethyl-1H-thieno[2,3-c]pyrazole-5-carbonyl chloride is 388088-75-3.

What are the molecular formula and molecular weight of 1,3-Dimethyl-1H-thieno[2,3-c]pyrazole-5-carbonyl chloride?

1,3-Dimethyl-1H-thieno[2,3-c]pyrazole-5-carbonyl chloride has molecular formula C8H7ClN2OS and molecular weight 214.67200 g/mol.

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

Last updated:

How to cite: Jingsj. "1,3-Dimethyl-1H-thieno[2,3-c]pyrazole-5-carbonyl chloride (CAS 388088-75-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1318162-2 (accessed 2026-10-24).

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