2-(4-chlorobenzoyl)-5-methyl-4H-pyrazol-3-one

Modify Date: 2025-08-31 22:05:28

2-(4-chlorobenzoyl)-5-methyl-4H-pyrazol-3-one Structure
2-(4-chlorobenzoyl)-5-methyl-4H-pyrazol-3-one structure
 Common Name 2-(4-chlorobenzoyl)-5-methyl-4H-pyrazol-3-one
CAS Number 77869-84-2 Molecular Weight 236.65400
Density N/A Boiling Point N/A
Molecular Formula C11H9ClN2O2 Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name 2-(4-chlorobenzoyl)-5-methyl-4H-pyrazol-3-one

 Chemical & Physical Properties

Molecular Formula C11H9ClN2O2
Molecular Weight 236.65400
Exact Mass 236.03500
PSA 49.74000
LogP 1.46190

 Synthetic Route

Ethyl acetoacetate structure

Ethyl acetoacetate

CAS#:141-97-9

4-chlorobenzhydrazide structure

4-chlorobenzhyd...

CAS#:536-40-3

~90%

2-(4-chlorobenzoyl)-5-methyl-4H-pyrazol-3-one Structure

2-(4-chlorobenz...

CAS#:77869-84-2

Literature: Pathak, R. B.; Bahel, S. C. Journal of the Indian Chemical Society, 1980 , vol. 57, p. 1108 - 1111

 Precursor & DownStream

Precursor  2

DownStream  0

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Chemsrc provides CAS#:77869-84-2 MSDS, density, melting point, boiling point, structure, etc. Its name is 2-(4-chlorobenzoyl)-5-methyl-4H-pyrazol-3-one>> amp version: 2-(4-chlorobenzoyl)-5-methyl-4H-pyrazol-3-one

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