4-(2-chloroacetyl)-5-methyl-2-phenyl-1H-pyrazol-3-one

Modify Date: 2025-09-06 20:21:38

4-(2-chloroacetyl)-5-methyl-2-phenyl-1H-pyrazol-3-one Structure
4-(2-chloroacetyl)-5-methyl-2-phenyl-1H-pyrazol-3-one structure
Common Name 4-(2-chloroacetyl)-5-methyl-2-phenyl-1H-pyrazol-3-one
CAS Number 37703-60-9 Molecular Weight 250.68100
Density N/A Boiling Point N/A
Molecular Formula C12H11ClN2O2 Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name 4-(2-chloroacetyl)-5-methyl-2-phenyl-1H-pyrazol-3-one
Synonym More Synonyms

 Chemical & Physical Properties

Molecular Formula C12H11ClN2O2
Molecular Weight 250.68100
Exact Mass 250.05100
PSA 54.86000
LogP 1.89550
InChIKey LVSFKHRPDJUKLG-UHFFFAOYSA-N
SMILES Cc1[nH]n(-c2ccccc2)c(=O)c1C(=O)CCl

 Synthetic Route

~63%

4-(2-chloroacetyl)-5-methyl-2-phenyl-1H-pyrazol-3-one Structure

4-(2-chloroacet...

CAS#:37703-60-9

Literature: Bondock, Samir Journal of Heterocyclic Chemistry, 2014 , vol. 51, # 1 p. 127 - 131

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4-(2-chloroacetyl)-5-methyl-2-phenyl-1H-pyrazol-3-one Structure

4-(2-chloroacet...

CAS#:37703-60-9

Literature: Shimojo, Kojiro; Okamura, Hiroyuki; Hirayama, Naoki; Umetani, Shigeo; Imura, Hisanori; Naganawa, Hirochika Dalton Transactions, 2009 , # 25 p. 4850 - 4852

 Synonyms

T0507-5578
2-chloro-1-(5-hydroxy-3-methyl-1-phenylpyrazol-4-yl)ethan-1-one
2-chloro-1-(5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)ethanone
4-chloroacetyl-5-methyl-2-phenyl-1,2-dihydro-pyrazol-3-one
Ethanone,2-chloro-1-(5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)
1-phenyl-3-methyl-4-chloroacetyl-5-pyrazolone
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