1-Benzyl-4-bromo-1H-pyrazole

Modify Date: 2024-01-07 19:49:31

1-Benzyl-4-bromo-1H-pyrazole structure	Common Name	1-Benzyl-4-bromo-1H-pyrazole
	CAS Number	50877-41-3	Molecular Weight	237.09600
	Density	1.44g/cm3	Boiling Point	344.4ºC at 760 mmHg
	Molecular Formula	C₁₀H₉BrN₂	Melting Point	50-54°C
	MSDS	Chinese USA	Flash Point	162.1ºC

Name	1-benzyl-4-bromopyrazole
Synonym	More Synonyms

1-Benzyl-4-bromo-1H-pyrazole MSDS(Chinese)

Hazard Codes	Xi
RIDADR	NONH for all modes of transport
HS Code	2933199090

4-Bromopyrazole

CAS#:2075-45-8

Benzyl bromide

CAS#:100-39-0

~89%

1-Benzyl-4-brom...

CAS#:50877-41-3

Literature: Kudo, Noriaki; Perseghini, Mauro; Fu, Gregory C. Angewandte Chemie - International Edition, 2006 , vol. 45, # 8 p. 1282 - 1284

4-Bromopyrazole

CAS#:2075-45-8

Benzyl chloride

CAS#:100-44-7

~97%

1-Benzyl-4-brom...

CAS#:50877-41-3

Literature: MASSACHUSETTS INSTITUTE OF TECHNOLOGY Patent: WO2004/13094 A2, 2004 ; Location in patent: Page 99-100 ;

1-BENZYL-1H-PYRAZOLE

CAS#:10199-67-4

1-Benzyl-4-brom...

CAS#:50877-41-3

Literature: Jones et al. Journal of the American Chemical Society, 1949 , vol. 71, p. 4000

1-BENZYL-1H-PYRAZOLE

CAS#:10199-67-4

1-Benzyl-4-brom...

CAS#:50877-41-3

2-benzyl-3-brom...

CAS#:145162-54-5

Literature: Begtrup, Mikael; Larsen, Peter; Vedsoe, Per Acta Chemica Scandinavica, 1992 , vol. 46, # 10 p. 972 - 980

4-Bromopyrazole

CAS#:2075-45-8

1-Benzyl-4-brom...

CAS#:50877-41-3

Literature: CHEMOCENTRYX Patent: WO2005/113513 A2, 2005 ; Location in patent: Page/Page column 180 ; WO 2005/113513 A2

Precursor 4
CAS#:2075-45-8 4-Bromopyrazole CAS#:100-39-0 Benzyl bromide CAS#:100-44-7 Benzyl chloride CAS#:10199-67-4 1-BENZYL-1H-PYRAZOLE
DownStream 2
CAS#:401647-24-3 1-Benzyl-1H-pyr... CAS#:121358-86-9 1-Benzyl-1H-pyr...

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%