Home > Organofluorine Compounds> Ethyl 5-amino-1-(4-fluorophenyl)-1H-pyrazole-4-carboxylate

Ethyl 5-amino-1-(4-fluorophenyl)-1H-pyrazole-4-carboxylate

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Origin: China

Cas No: 138907-68-3

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

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

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CAS No.: 138907-68-3 Formula: C12H12FN3O2 Molecular Weight: 249.24100

Basic Info

Chemical Name	Ethyl 5-amino-1-(4-fluorophenyl)-1H-pyrazole-4-carboxylate
Synonyms	ETHYL 5-AMINO-1-(4-FLUOROPHENYL)PYRAZOLE-4-CARBOXYLATE; ETHYL 5-AMINO-1-(4-FLUOROPHENYL)-1H-PYRAZOLE-4-CARBOXYLATE;
CAS No.	138907-68-3
Molecular Formula	C12H12FN3O2
Molecular Weight	249.24100
PSA	70.14000
LogP	2.35150

Properties

Density	1.471g/cm3
Boiling Point	263.4ºC at 760 mmHg
Melting Point	153ºC
Flash Point	113.1ºC
Refractive Index	1.531
Vapor Pressure	0.0103mmHg at 25°C

Safety Info

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

Synthesis Route

4-Fluorophenylhydrazine hydrochloride+Ethyl 2-Cyano-3-ethoxyacrylate→Ethyl 5-amino-1-(4-fluorophenyl)-1H-pyrazole-4-carboxylate
Ethyl 2-Cyano-3-ethoxyacrylate→Ethyl 5-amino-1-(4-fluorophenyl)-1H-pyrazole-4-carboxylate
(E)-Ethyl 2-cyano-3-ethoxyacrylate+4-Fluorophenylhydrazine hydrochloride→Ethyl 5-amino-1-(4-fluorophenyl)-1H-pyrazole-4-carboxylate

Precursor

ethyl 2-cyano-3-methoxyprop-2-enoate
Ethyl 2-Cyano-3-ethoxyacrylate
(E)-Ethyl 2-cyano-3-ethoxyacrylate
4-Fluorophenylhydrazine hydrochloride

Downstream Product

5-amino-1-(4-fluorophenyl)pyrazole-4-carboxylic acid
ethyl 5-bromo-1-(4-fluorophenyl)pyrazole-4-carboxylate
ethyl 5-chloro-1-(4-fluorophenyl)pyrazole-4-carboxylate

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