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: B 2640
: 39856-50-3
: C5H3BrN2O2
: 202.99
: B 2640 (OTTO) 5-Bromo-2-nitropyridine, 99% Cas 39856-50-3 - used as reagent in chemical research.
: Heterocyclic building blocks,Building blocks
: 99%
: Powder or crystals or chunks
: White to yellow to beige
: 148-150 °C (lit.)
WGK 3