1-[(2-Chlorophenyl)diphenylmethyl]-1H-pyrazole

1-[(2-氯苯基)二苯甲基]-1H-吡唑

Also known as: TRAM-34, TRAM34, TRAM 34, Triarylmethane-34, 1-[(2-Chlorophenyl)(diphenyl)methyl]-1H-pyrazole, 1-[(2-Chlorophenyl)-diphenylmethyl]pyrazole, 1H-Pyrazole, 1-[(2-chlorophenyl)diphenylmethyl]-, CS-1574, Clotrimazole Impurity 8, Clotrimazole TRAM-34 Impurity

1-[(2-Chlorophenyl)diphenylmethyl]-1H-pyrazole (CAS 289905-88-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C22H17ClN2 and a molecular weight of 344.837 g/mol. It is also known as TRAM-34, TRAM34 and TRAM 34. Key properties include a melting point of 145-147ºC, a boiling point of 510.2±50.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 262.4±30.1 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
289905-88-0
Jingsj CID
J-1969501-1
Molecular Formula
C22H17ClN2
Chinese Name
1-[(2-氯苯基)二苯甲基]-1H-吡唑
Molecular Weight
344.837 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point145-147ºC
Boiling Point510.2±50.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point262.4±30.1 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1-[(2-Chlorophenyl)diphenylmethyl]-1H-pyrazole?

The CAS number of 1-[(2-Chlorophenyl)diphenylmethyl]-1H-pyrazole is 289905-88-0.

What are the molecular formula and molecular weight of 1-[(2-Chlorophenyl)diphenylmethyl]-1H-pyrazole?

1-[(2-Chlorophenyl)diphenylmethyl]-1H-pyrazole has molecular formula C22H17ClN2 and molecular weight 344.837 g/mol.

Is 1-[(2-Chlorophenyl)diphenylmethyl]-1H-pyrazole hazardous?

1-[(2-Chlorophenyl)diphenylmethyl]-1H-pyrazole has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "1-[(2-Chlorophenyl)diphenylmethyl]-1H-pyrazole (CAS 289905-88-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1969501-1 (accessed 2026-10-25).

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