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3-Bromo-6-nitroindole synthesis

2synthesis methods
-

Yield:126807-09-8 88%

Reaction Conditions:

in 2Cl2;

Steps:

11.D.1 1.

1. Preparation of 3-bromo-6-nitroindole N-bromocuccinimide (2.31 g, 12.95 mmol) was added in portions over 5 min to a solution of 6-nitroindole (Lancaster, 2.0 g, 12.33 mmol) in 20 ml dry CH 2Cl2. After 18 hr, the solvent was removed and the solids were chromatographed (200g SiO 2, eluted with 2:1 hexane/ethyl acetate) to give 2.62 g of 3-bromo-6-nitroindole, a yellow solid (88% yield).

References:

EP887346,1998,A2