678988-10-8Relevant articles and documents
Cyclopropane-Annelated Azaoligoheterocycles by Ti-Mediated Intramolecular Reductive Cyclopropanation of Cyclic Amino Acid Amides
Gensini, Martina,De Meijere, Armin
, p. 785 - 790 (2007/10/03)
Starting from pyrrole- and indole-2-carboxylic acids 5a and 5b, the tri- and tetracyclic N,N-dibenzylcyclopropylamines 7a and 7b have been synthesized in 52 and 33% overall yield, respectively. The synthesis of the enantiopure tetracyclic diamine 10 has b