21431-58-3

21431-58-3 structure

Name: 4-bromo-1,2-dimethyl-5-nitroimidazole
Chemical Name: 4-bromo-1,2-dimethyl-5-nitroimidazole
CAS Number: 21431-58-3
Molecular Formula: C₅H₆BrN₃O₂
Molecular Weight: 220.02400
Create Date: 2016-03-29 20:51:03
Modify Date: 2025-08-29 18:10:36

Name	4-bromo-1,2-dimethyl-5-nitroimidazole
Synonyms	4-bromo-1,2-dimethyl-5-nitro-1H-imidazole 4-Brom-1,2-dimethyl-5-nitro-1H-imidazol 1,2-Dimethyl-4-brom-5-nitro-imidazol Imidazole,4-bromo-1,2-dimethyl-5-nitro

Density	1.89g/cm3
Boiling Point	327ºC at 760mmHg
Molecular Formula	C₅H₆BrN₃O₂
Molecular Weight	220.02400
Flash Point	151.6ºC
Exact Mass	218.96400
PSA	63.64000
LogP	1.92240
Vapour Pressure	0.000396mmHg at 25°C
Index of Refraction	1.66

HS Code	2933290090

186581-53-3

18874-52-7

~71%

21431-58-3

Literature: Zaprutko, Lucjusz; Zwawiak, Justyna; Olender, Dorota; Gzella, Andrzej Heterocycles, 2012 , vol. 85, # 9 p. 2197 - 2211

77-78-1

18874-52-7

~24%

21117-52-2

21431-58-3

Literature: Neilde, Kevin; Crozet, Maxime D.; Terme, Thierry; Vanelle, Patrice Synthesis (Germany), 2013 , vol. 45, # 10 art. no. SS-2013-Z0114-OP, p. 1349 - 1356

Precursor 3
186581-53-3 18874-52-7 77-78-1
DownStream 0

HS Code	2933290090
Summary	2933290090. other compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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