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ethyl 3-amino-5-methyl-1H-pyrazole-4-carboxylate

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Origin: China

Cas No: 23286-70-6

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

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

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CAS No.: 23286-70-6 Formula: C7H11N3O2 Molecular Weight: 169.18100

Basic Info

Chemical Name	ethyl 3-amino-5-methyl-1H-pyrazole-4-carboxylate
Synonyms	3-amino-4-ethoxycarbonyl-5-methylpyrazole; ethyl 5-amino-3-methyl-1H-pyrazole-4-carboxylate; 3-metil-4-carboetossi-5-amminopirazolo; 5-amino-3-methyl-1H-pyrazole-4-carboxylicacidethylester; ethyl 3-amino-5-methylpyrazole-4-carboxylate; 5-AMINO-3-METHYL-1H-PYRAZOLE-4-CARBOXYLIC ACID ETHYL ESTER; 3-amino-5-methyl-1(2)H-pyrazole-4-carboxylic acid ethyl ester; ethyl 5-amino-3-methylpyrazole-4-carboxylate; 3-amino-4-carboethoxy-5-methylpyrazole; 5-amino-3-methyl-1(2)H-pyrazole-4-carboxylic acid ethyl ester;
CAS No.	23286-70-6
Molecular Formula	C7H11N3O2
Molecular Weight	169.18100
PSA	81.00000
LogP	1.05820

Properties

Density	1.265g/cm3
Boiling Point	356.6ºC at 760mmHg
Melting Point	54ºC
Flash Point	169.5ºC
Refractive Index	1.589
Vapor Pressure	0.00658mmHg at 25°C

Safety Info

HS Code	2933199090

Synthesis Route

β-methoxyethylidene cyanacetate d'ethyle→ethyl 3-amino-5-methyl-1H-pyrazole-4-carboxylate
2-Butenoic acid, 2-cyano-3-ethoxy-, ethyl ester→ethyl 3-amino-5-methyl-1H-pyrazole-4-carboxylate
2-ethoxycarbonyl-3-oxobutanenitrile semicarbazone→ethyl 3-amino-5-methyl-1H-pyrazole-4-carboxylate

Precursor

2-Butenoic acid, 2-cyano-3-ethoxy-, ethyl ester
β-methoxyethylidene cyanacetate d'ethyle
2-ethoxycarbonyl-3-oxobutanenitrile semicarbazone
ethyl 5-methyl-1,2-oxazole-4-carboxylate

Downstream Product

2-methylpyrazolo[1,5-a]pyrimidine-3-carbonyl chloride
ethyl 3,6-dimethylpyrazolo[5,1-e]tetrazole-7-carboxylate
(3-diazonio-5-methylpyrazol-4-ylidene)-ethoxymethanolate
ethyl 2-methylpyrazolo[1,5-a]pyrimidine-3-carboxylate

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