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Synthesis of 2,3‐Disubstituted Indoles by a Rhodium‐Catalyzed Aromatic Amino‐Claisen Rearrangement of N ‐Propargyl Anilines
Author(s) -
Saito Akio,
Kanno Ayumi,
Hanzawa Yuji
Publication year - 2007
Publication title -
angewandte chemie
Language(s) - German
Resource type - Journals
eISSN - 1521-3757
pISSN - 0044-8249
DOI - 10.1002/ange.200605162
Subject(s) - rhodium , propargyl , chemistry , claisen rearrangement , catalysis , medicinal chemistry , stereochemistry , organic chemistry
Wählerisch beim Ringschluss: Durch die Amino‐Claisen‐Umlagerung von N ‐Propargylanilin‐Derivaten in siedendem Hexafluor‐2‐propanol (HFIP) kondensiert ein kationischer Rhodium(I)‐Katalysator fünfgliedrige Ringe an Arene (siehe Schema). cod=1,5‐Cyclooctadien, dppp=1,3‐Bis(diphenylphosphanyl)propan, Tf=Trifluormethansulfonyl.

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