ORGLIST: nitration of azides subsituted quinoxaline

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From: Raman Parkesh (parkesh101$##$yahoo.com)
Date: Fri May 12 2006 - 13:01:53 EDT

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Hi
  I tried the nitration of azide subsituted quinoxaline with conc. H2SO4 and fuming HNO3 but it lead to a weired product which looks like that clevage of the ring has taken place. If anyone know any better method of nitration of these compounds it would be great.
  Regards
  R

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