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3-(difluoromethyl)-1-methylpyrazole-4-carboxylic acid

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Origin: China

Cas No: 176969-34-9

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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Product Description

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CAS No.: 176969-34-9 Formula: C6H6F2N2O2 Molecular Weight: 176.12100

Basic Info

Chemical Name	3-(difluoromethyl)-1-methylpyrazole-4-carboxylic acid
Synonyms	1-methyl-3-(difluoromethyl)-1H-pyrazole-4-carboxylic acid; 3-difluoromethyl-1-methyl-1H-pyrazol-4-ylcarboxylic acid; 3-(difluoromethyl)-1-methyl-1H-pyrazol-4-carboxylic acid; 3-difluoromethyl-1-methyl-1H-pyrazole-4 carboxylic acid; DFPA;
CAS No.	176969-34-9
Molecular Formula	C6H6F2N2O2
Molecular Weight	176.12100
PSA	55.12000
LogP	1.05590

Properties

Density	1.52g/cm3
Boiling Point	315.9ºC at 760 mmHg
Flash Point	144.9ºC
Refractive Index	1.533
Vapor Pressure	0.000179mmHg at 25°C

Safety Info

HS Code	2933199090

Synthesis Route

ethyl 3-(dichloromethyl)-1-methyl-1H-pyrazole-4-carboxylate→ethyl 3-(difluoromethyl)-1-methylpyrazole-4-carboxylate+3-(difluoromethyl)-1-methylpyrazole-4-carboxylic acid
ethyl 3-(difluoromethyl)-1-methylpyrazole-4-carboxylate→3-(difluoromethyl)-1-methylpyrazole-4-carboxylic acid
1-methyl-3-(difluoromethyl)-1H-pyrazole-4-carbonitrile→3-(difluoromethyl)-1-methylpyrazole-4-carboxylic acid

Precursor

1,1,2,2-tetrafluoro-N,N-dimethylethanamine
Methylhydrazine
Ethyl 3-Ethoxyacrylate
1-methyl-3-(difluoromethyl)-1H-pyrazole-4-carbonitrile

Downstream Product

3-(difluoromethyl)-1-methylpyrazole-4-carbonyl chloride

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