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ChemicalBook CAS DataBase List 7-BROMO-5-NITROINDOLINE

7-BROMO-5-NITROINDOLINE synthesis

3synthesis methods
-

Yield:87240-06-0 95%

Reaction Conditions:

with bromine in acetic acid;

Steps:

2 7-Bromo-5-nitroindoline

7-Bromo-5-nitroindoline To a solution of 5-nitroindoline (from Aldrich, 2.0 g, 12.2 mmol) in 15 mL of AcOH was added Br2 (1.0 mL, 19.4 mmol) in a portion and the resulting solution was stirred for 1 h at 25° C. Reaction mixture was concentrated in vacuo, yielding a yellow solid (3.9 g, >95%) of the desired product as a HBr salt, which was subjected to the following reaction without further purification.

References:

US5677321,1997,A