tert-Butyl 4-bromo-1H-pyrazole-1-carboxylate

Modify Date: 2024-01-06 11:07:48

tert-Butyl 4-bromo-1H-pyrazole-1-carboxylate Structure
tert-Butyl 4-bromo-1H-pyrazole-1-carboxylate structure
Common Name tert-Butyl 4-bromo-1H-pyrazole-1-carboxylate
CAS Number 1150271-23-0 Molecular Weight 247.089
Density 1.5±0.1 g/cm3 Boiling Point 288.7±32.0 °C at 760 mmHg
Molecular Formula C8H11BrN2O2 Melting Point 48-52°C
MSDS Chinese USA Flash Point 128.4±25.1 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 1-Boc-4-bromopyrazole
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 288.7±32.0 °C at 760 mmHg
Melting Point 48-52°C
Molecular Formula C8H11BrN2O2
Molecular Weight 247.089
Flash Point 128.4±25.1 °C
Exact Mass 246.000381
PSA 44.12000
LogP 2.44
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.554
Storage condition 2-8°C

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi
RIDADR NONH for all modes of transport
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

4-Bromopyrazole-1-carboxylic acid tert-butyl ester
1,1-Dimethylethyl 4-bromo-1H-pyrazole-1-carboxylate
tert-butyl 4-bromo-1H-pyrazole-1-carboxylate
T5NNJ AVOX1&1&1 DE
1H-Pyrazole-1-carboxylic acid, 4-bromo-, 1,1-dimethylethyl ester
2-Methyl-2-propanyl 4-bromo-1H-pyrazole-1-carboxylate
tert-butyl 4-bromopyrazole-1-carboxylate