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71989-66-7

71989-66-7 structure

71989-66-7 structure

Name: 1H-Pyrazole,4-bromo-1-hydroxy-3,5-dimethyl-, 2-oxide
Chemical Name: 4-bromo-1-hydroxy-3,5-dimethyl-2-oxidopyrazol-2-ium
CAS Number: 71989-66-7
Molecular Formula: C₅H₇BrN₂O₂
Molecular Weight: 207.02500
Create Date: 2017-02-19 23:11:20
Modify Date: 2025-09-07 08:35:41

Name	4-bromo-1-hydroxy-3,5-dimethyl-2-oxidopyrazol-2-ium
Synonyms	4-bromo-3,5-dimethyl-1-hydroxypyrazole 2-oxide

Density	1.85g/cm3
Boiling Point	379.5ºC at 760mmHg
Molecular Formula	C₅H₇BrN₂O₂
Molecular Weight	207.02500
Flash Point	183.3ºC
Exact Mass	205.96900
PSA	50.62000
LogP	1.53320
Index of Refraction	1.634

71989-58-7 structure

71989-58-7

~99%

71989-66-7 structure

71989-66-7

Literature: Hansen, John F.; Kim, Yong In; Griswold, Linus J.; Hoelle, Gary W.; Taylor, Deborah L.; Vietti, David E. Journal of Organic Chemistry, 1980 , vol. 45, # 1 p. 76 - 80

65304-44-1 structure

65304-44-1

~%

71989-66-7 structure

71989-66-7

Literature: Hansen, John F.; Easter, John A.; Eckert, David A.; Hunt, Karen J.; Little, David A. Journal of Heterocyclic Chemistry, 1994 , vol. 31, # 2 p. 281 - 286

Precursor 2
71989-58-7 65304-44-1
DownStream 3
300-87-8 81945-73-5 71989-59-8

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