4-bromo-5-methyl-2,4-dihydropyrazol-3-one

Modify Date: 2024-02-05 06:31:46

4-bromo-5-methyl-2,4-dihydropyrazol-3-one Structure
4-bromo-5-methyl-2,4-dihydropyrazol-3-one structure
 Common Name 4-bromo-5-methyl-2,4-dihydropyrazol-3-one
CAS Number 51395-52-9 Molecular Weight 176.99900
Density 2.04g/cm3 Boiling Point N/A
Molecular Formula C4H5BrN2O Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name 4-bromo-3-methyl-1,4-dihydropyrazol-5-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 2.04g/cm3
Molecular Formula C4H5BrN2O
Molecular Weight 176.99900
Exact Mass 175.95900
PSA 41.46000
LogP 0.02000
Index of Refraction 1.682

 Safety Information

HS Code 2933199090

 Synthetic Route

3-methyl-1H-pyrazol-5-ol structure

3-methyl-1H-pyr...

CAS#:132712-71-1

~84%

4-bromo-5-methyl-2,4-dihydropyrazol-3-one Structure

4-bromo-5-methy...

CAS#:51395-52-9

Literature: Pathak, Sudipta; Kundu, Ashis; Pramanik, Animesh RSC Advances, 2014 , vol. 4, # 20 p. 10180 - 10187
3-methyl-2-pyrazolin-5-one structure

3-methyl-2-pyra...

CAS#:108-26-9

~94%

4-bromo-5-methyl-2,4-dihydropyrazol-3-one Structure

4-bromo-5-methy...

CAS#:51395-52-9

Literature: Aziz, Suzan I.; Abd-Allah, Sanaa O.; Ibrahim, Nadia S. Heterocycles, 1984 , vol. 22, # 11 p. 2523 - 2527

 Precursor & DownStream

Precursor  2

DownStream  0

 Customs

HS Code 2933199090
Summary 2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

4-bromo-5-methyl-2,4-dihydro-3h-pyrazol-3-one
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Chemsrc provides CAS#:51395-52-9 MSDS, density, melting point, boiling point, structure, etc. Its name is 4-bromo-5-methyl-2,4-dihydropyrazol-3-one>> amp version: 4-bromo-5-methyl-2,4-dihydropyrazol-3-one

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