5-Ethyl-1H-pyrazole

Modify Date: 2024-01-13 11:40:34

5-Ethyl-1H-pyrazole Structure
5-Ethyl-1H-pyrazole structure
Common Name 5-Ethyl-1H-pyrazole
CAS Number 13808-71-4 Molecular Weight 96.130
Density 1.0±0.1 g/cm3 Boiling Point 208.1±9.0 °C at 760 mmHg
Molecular Formula C5H8N2 Melting Point N/A
MSDS N/A Flash Point 90.3±11.7 °C

 Names

Name 5-ethyl-1H-pyrazole
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.0±0.1 g/cm3
Boiling Point 208.1±9.0 °C at 760 mmHg
Molecular Formula C5H8N2
Molecular Weight 96.130
Flash Point 90.3±11.7 °C
Exact Mass 96.068748
PSA 28.68000
LogP 1.31
Vapour Pressure 0.3±0.4 mmHg at 25°C
Index of Refraction 1.516

 Safety Information

HS Code 2933199090

 Synthetic Route

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5-Ethyl-1H-pyrazole Structure

5-Ethyl-1H-pyrazole

CAS#:13808-71-4

Literature: Wang, Tao; Kadow, John F.; Meanwell, Nicholas A.; Yeung, Kap-Sun; Zhang, Zhongxing; Yin, Zhiwei; Qiu, Zhilei; Deon, Daniel H.; James, Clint A.; Ruediger, Edward H.; Bachand, Carol Patent: US2004/63744 A1, 2004 ; Location in patent: Page/Page column 88-89 ;

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5-Ethyl-1H-pyrazole Structure

5-Ethyl-1H-pyrazole

CAS#:13808-71-4

Literature: Nesmejanow et al. Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1950 , p. 350,355 Chem.Abstr., 1951 , p. 1585

 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

3-Aethyl-1(2)H-pyrazol
3-ethylpyrazole
3(5)-Ethylpyrazole
3-Aethyl-pyrazol
5-Ethyl-1H-pyrazole
3-ethyl-1H-pyrazole
1H-Pyrazole, 5-ethyl-
3-ethyl-1(2)H-pyrazole