291530-55-7Relevant articles and documents
Diastereoselective synthesis of bis(3,5)pyrazolophanes by sequential inter- and intramolecular cycloadditions of homochiral nitrilimines
Broggini, Gianluigi,Molteni, Giorgio,Pilati, Tullio
, p. 1975 - 1983 (2000)
Starting from ethyl (S)-lactate as the chiral unit, we have developed the synthesis of the enantiopure bis(3,5)pyrazolophanes 9 and 19 by means of sequential inter- and intramolecular cycloadditions of nitrilimine intermediates. Copyright (C) 2000 Elsevie