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4-Bromo-1,3-dimethylpyrazole-5-carboxylic acid

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Origin: China

Cas No: 5775-88-2

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 5775-88-2 Formula: C6H7BrN2O2 Molecular Weight: 219.03600

Basic Info

Chemical Name	4-Bromo-1,3-dimethylpyrazole-5-carboxylic acid
Synonyms	4-bromo-2,5-dimethylpyrazole-3-carboxylic acid;
CAS No.	5775-88-2
Molecular Formula	C6H7BrN2O2
Molecular Weight	219.03600
PSA	55.12000
LogP	1.18920

Properties

Density	1.8g/cm3
Boiling Point	344ºC at 760 mmHg
Melting Point	230-232ºC
Flash Point	161.8ºC
Refractive Index	1.636

Safety Info

Safety Statements	S26-S37/39
HS Code	2933199090
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

1-ETHYL-3-METHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID ETHYL ESTER→4-Bromo-1,3-dimethylpyrazole-5-carboxylic acid
Ethyl 3-methyl-1H-pyrazole-5-carboxylate→4-Bromo-1,3-dimethylpyrazole-5-carboxylic acid

Precursor

1-ETHYL-3-METHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID ETHYL ESTER
Ethyl 3-methyl-1H-pyrazole-5-carboxylate

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