tert-Butyl 1H-pyrazole-1-carboxylate

Modify Date: 2025-08-22 00:08:07

tert-Butyl 1H-pyrazole-1-carboxylate Structure
tert-Butyl 1H-pyrazole-1-carboxylate structure
Common Name tert-Butyl 1H-pyrazole-1-carboxylate
CAS Number 219580-32-2 Molecular Weight 168.193
Density 1.1±0.1 g/cm3 Boiling Point 231.8±23.0 °C at 760 mmHg
Molecular Formula C8H12N2O2 Melting Point N/A
MSDS Chinese USA Flash Point 94.0±22.6 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name tert-butyl pyrazole-1-carboxylate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.1±0.1 g/cm3
Boiling Point 231.8±23.0 °C at 760 mmHg
Molecular Formula C8H12N2O2
Molecular Weight 168.193
Flash Point 94.0±22.6 °C
Exact Mass 168.089874
PSA 44.12000
LogP 1.66
Vapour Pressure 0.1±0.5 mmHg at 25°C
Index of Refraction 1.507

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes Xi,Xn
RIDADR NA 1993 / PGIII
HS Code 2933199090

 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

N-Boc-pyrazole
1-N-Boc-pyrazole
1-Boc-pyrazole
tert-butyl 1H-pyrazole-1-carboxylate
1H-Pyrazole-1-carboxylic acid, 1,1-dimethylethyl ester
1H-Pyrazole,N1-BOC protected
1H-Pyrazole-1-carboxylic acid,1,1-dimethylethyl ester
2-Methyl-2-propanyl 1H-pyrazole-1-carboxylate
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