4-bromo-3-methyl-1H-pyrazole-5-carboxylic acid

Modify Date: 2024-01-29 18:53:32

4-bromo-3-methyl-1H-pyrazole-5-carboxylic acid Structure
4-bromo-3-methyl-1H-pyrazole-5-carboxylic acid structure
Common Name 4-bromo-3-methyl-1H-pyrazole-5-carboxylic acid
CAS Number 82231-52-5 Molecular Weight 205.009
Density 1.9±0.1 g/cm3 Boiling Point 410.8±45.0 °C at 760 mmHg
Molecular Formula C5H5BrN2O2 Melting Point 273-276ºC(dec)
MSDS N/A Flash Point 202.3±28.7 °C

 Names

Name 4-Bromo-5-methyl-1H-pyrazole-3-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.9±0.1 g/cm3
Boiling Point 410.8±45.0 °C at 760 mmHg
Melting Point 273-276ºC(dec)
Molecular Formula C5H5BrN2O2
Molecular Weight 205.009
Flash Point 202.3±28.7 °C
Exact Mass 203.953430
PSA 65.98000
LogP 0.86
Vapour Pressure 0.0±1.0 mmHg at 25°C
Index of Refraction 1.641

 Safety Information

HS Code 2933199090

 Synthetic Route

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4-bromo-3-methyl-1H-pyrazole-5-carboxylic acid Structure

4-bromo-3-methy...

CAS#:82231-52-5

Literature: Archiv der Pharmazie (Weinheim, Germany), , p. 346 Journal fuer Praktische Chemie (Leipzig), , vol. <2>126, p. 150,165 Chemische Berichte, , vol. 61, p. 2405

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4-bromo-3-methyl-1H-pyrazole-5-carboxylic acid Structure

4-bromo-3-methy...

CAS#:82231-52-5

Literature: Gazzetta Chimica Italiana, , vol. 78, p. 178,188

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4-bromo-3-methyl-1H-pyrazole-5-carboxylic acid Structure

4-bromo-3-methy...

CAS#:82231-52-5

Literature: Gazzetta Chimica Italiana, , vol. 77, p. 182,193

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4-bromo-3-methyl-1H-pyrazole-5-carboxylic acid Structure

4-bromo-3-methy...

CAS#:82231-52-5

Literature: Gazzetta Chimica Italiana, , vol. 78, p. 178,188

~%

4-bromo-3-methyl-1H-pyrazole-5-carboxylic acid Structure

4-bromo-3-methy...

CAS#:82231-52-5

Literature: Gazzetta Chimica Italiana, , vol. 77, p. 182,193

~%

4-bromo-3-methyl-1H-pyrazole-5-carboxylic acid Structure

4-bromo-3-methy...

CAS#:82231-52-5

Literature: Gazzetta Chimica Italiana, , vol. 78, p. 178,188

 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-1(2)H-pyrazole-3-carboxylic acid
4-Bromo-5-methyl-1H-pyrazole-3-carboxylic acid
1H-pyrazole-5-carboxylic acid, 4-bromo-3-methyl-
4-bromo-3-methyl-1H-pyrazole-5-carboxylic acid
1H-Pyrazole-3-carboxylic acid, 4-bromo-5-methyl-
4-Brom-5-methyl-1(2)H-pyrazol-3-carbonsaeure
bromomethylpyrazolecarboxylicacid
MFCD08056671