Ethyl 5-amino-1-methyl-1H-pyrazole-4-carboxylate

Modify Date: 2025-08-24 12:28:44

Ethyl 5-amino-1-methyl-1H-pyrazole-4-carboxylate Structure
Ethyl 5-amino-1-methyl-1H-pyrazole-4-carboxylate structure
Common Name Ethyl 5-amino-1-methyl-1H-pyrazole-4-carboxylate
CAS Number 31037-02-2 Molecular Weight 169.181
Density 1.3±0.1 g/cm3 Boiling Point 300.5±22.0 °C at 760 mmHg
Molecular Formula C7H11N3O2 Melting Point 101-102 °C
MSDS Chinese USA Flash Point 135.5±22.3 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name ethyl 5-amino-1-methylpyrazole-4-carboxylate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 300.5±22.0 °C at 760 mmHg
Melting Point 101-102 °C
Molecular Formula C7H11N3O2
Molecular Weight 169.181
Flash Point 135.5±22.3 °C
Exact Mass 169.085129
PSA 70.14000
LogP 1.61
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.571

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi:Irritant;Xn:Harmful;
Risk Phrases R22;R36/37/38
Safety Phrases S36/37/39-S26-S22-S36/37
RIDADR NONH for all modes of transport
HS Code 2933199090

 Synthetic Route

~87%

Ethyl 5-amino-1-methyl-1H-pyrazole-4-carboxylate Structure

Ethyl 5-amino-1...

CAS#:31037-02-2

Literature: Ferring B.V. Patent: EP1512687 A1, 2005 ; Location in patent: Page/Page column 6 ;

~34%

Ethyl 5-amino-1-methyl-1H-pyrazole-4-carboxylate Structure

Ethyl 5-amino-1...

CAS#:31037-02-2

Literature: Eli Lilly and Company Patent: US4620865 A1, 1986 ;

~85%

Ethyl 5-amino-1-methyl-1H-pyrazole-4-carboxylate Structure

Ethyl 5-amino-1...

CAS#:31037-02-2

Literature: Kopp; Lancelot; Dallemagne; Rault Journal of Heterocyclic Chemistry, 2001 , vol. 38, # 5 p. 1045 - 1050

~97%

Ethyl 5-amino-1-methyl-1H-pyrazole-4-carboxylate Structure

Ethyl 5-amino-1...

CAS#:31037-02-2

Literature: Nishiwaki, Nagatoshi; Matsushima, Kazuo; Chatani, Miki; Tamura, Mina; Ariga, Masahiro Synlett, 2004 , # 4 p. 703 - 707

~%

Ethyl 5-amino-1-methyl-1H-pyrazole-4-carboxylate Structure

Ethyl 5-amino-1...

CAS#:31037-02-2

Literature: Synlett, , # 4 p. 703 - 707

 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

Ethyl 5-amino-1-methyl-1H-pyrazole-4-carbo
H-Pyrazole-4-carboxylic acid,5-amino-1-methyl-,ethyl ester
ethyl-5-amino-1-methyl-1h-pyrazol-4-carboxylat
1-methyl-4-carbethoxy-5-amino pyrazole
1H-Pyrazole-4-carboxylic acid, 5-amino-1-methyl-, ethyl ester
Ethyl 5-amino-1-methyl-1H-pyrazole-4-carboxylate
5-Amino-1-methylpyrazole-4-carboxylic Acid Ethyl Ester
MFCD00051652
ethyl-5-amino-1-methylpyrazole-4-carboxylate
5-Amino-1-methyl-1H-pyrazole-4-carboxylicacidethylester
Ethyl 5-amino-1-methyl pyrazole-4-carboxylate
ethyl 5-amino-1-methylpyrazol-4-carboxylate
ethyl 5-amino-1-methyl-4-pyrazolecarboxylate
5-Amino-1-methyl-1H-pyrazole-4-carboxylicacid ethylester
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