4-chloro-1-(difluoromethyl)-3-ethynyl-1H-pyrazole

4-氯-1-(二氟甲基)-3-乙炔基-1H-吡唑

4-chloro-1-(difluoromethyl)-3-ethynyl-1H-pyrazole (CAS 1620829-12-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H3ClF2N2 and a molecular weight of 176.55 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1620829-12-0
Jingsj CID: J-151518-1
Molecular Formula: C₆H₃ClF₂N₂
Chinese Name: 4-氯-1-(二氟甲基)-3-乙炔基-1H-吡唑
Molecular Weight: 176.55 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-chloro-1-(difluoromethyl)-3-ethynyl-1H-pyrazole?

The CAS number of 4-chloro-1-(difluoromethyl)-3-ethynyl-1H-pyrazole is 1620829-12-0.

What are the molecular formula and molecular weight of 4-chloro-1-(difluoromethyl)-3-ethynyl-1H-pyrazole?

4-chloro-1-(difluoromethyl)-3-ethynyl-1H-pyrazole has molecular formula C6H3ClF2N2 and molecular weight 176.55 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-chloro-1-(difluoromethyl)-3-ethynyl-1H-pyrazole (CAS 1620829-12-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-151518-1 (accessed 2026-10-25).

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