5-Amino-1-(tert-butyl)-3-(4-chlorophenyl)-1H-pyrazole-4-carbonitrile

5-氨基-1-(叔丁基)-3-(4-氯苯基)-1H-吡唑-4-甲腈

Also known as: 1H-Pyrazole-4-carbonitrile, 5-amino-3-(4-chlorophenyl)-1-(1,1-dimethylethyl)-, 5-amino-1-tert-butyl-3-(4-chlorophenyl)pyrazole-4-carbonitrile, BUTTPARK 92/50-93, TIMTEC-BB SBB001100, HMS1670M05

5-Amino-1-(tert-butyl)-3-(4-chlorophenyl)-1H-pyrazole-4-carbonitrile (CAS 180903-14-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H15ClN4 and a molecular weight of 274.74900 g/mol. It is also known as 1H-Pyrazole-4-carbonitrile, 5-amino-3-(4-chlorophenyl)-1-(1,1-dimethylethyl)-, 5-amino-1-tert-butyl-3-(4-chlorophenyl)pyrazole-4-carbonitrile and BUTTPARK 92/50-93. Key properties include a melting point of 154ºC, a boiling point of 476.6ºC at 760mmHg, a density of 1.23g/cm3 and a flash point of 242.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
180903-14-4
Jingsj CID
J-1504865-9
Molecular Formula
C14H15ClN4
Chinese Name
5-氨基-1-(叔丁基)-3-(4-氯苯基)-1H-吡唑-4-甲腈
Molecular Weight
274.74900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point154ºC
Boiling Point476.6ºC at 760mmHg
Density1.23g/cm3
Flash Point242.1ºC

Frequently Asked Questions

What is the CAS number of 5-Amino-1-(tert-butyl)-3-(4-chlorophenyl)-1H-pyrazole-4-carbonitrile?

The CAS number of 5-Amino-1-(tert-butyl)-3-(4-chlorophenyl)-1H-pyrazole-4-carbonitrile is 180903-14-4.

What are the molecular formula and molecular weight of 5-Amino-1-(tert-butyl)-3-(4-chlorophenyl)-1H-pyrazole-4-carbonitrile?

5-Amino-1-(tert-butyl)-3-(4-chlorophenyl)-1H-pyrazole-4-carbonitrile has molecular formula C14H15ClN4 and molecular weight 274.74900 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Amino-1-(tert-butyl)-3-(4-chlorophenyl)-1H-pyrazole-4-carbonitrile (CAS 180903-14-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1504865-9 (accessed 2026-10-24).

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