4,4′-Disubstituted 1,2,3,4-tetrahydroisoquinolines from alkylation of a chiral non racemic lactam. An approach to the crinine-type alkaloids

[1]  J. Blake,et al.  ORIGIN OF STEREOCHEMISTRY IN SIMPLE PYRROLIDINONE ENOLATE ALKYLATIONS , 1997 .

[2]  J. Royer,et al.  Chemistry of Potential and Reversed Iminium Systems , 1996 .

[3]  J. Bourguignon,et al.  Diastereoselective alkylation of homochiral 1,2,3,4-tetrahydroisoquinolin-3-one. A potential route to enantiomerically pure 4-substituted tetrahydroisoquinolines , 1996 .

[4]  F. Lovering,et al.  Short, Efficient Syntheses of the Amaryllidaceae Alkaloids (-)-Amabiline and (-)-Augustamine via Intramolecular 2-Azaallyl Anion Cycloadditions , 1995 .

[5]  F. Lovering,et al.  Application of the 2-azaallyl anion cycloaddition method to syntheses of (±)-crinine and (±)-6-epicrinine , 1994 .

[6]  L. Snyder,et al.  Synthesis of enantiomerically pure hydrinden-2-ones and benz[e]inden-2-ones via asymmetric alkylations of chiral bicyclic lactams , 1993 .

[7]  R. Grigg,et al.  Total synthesis of (R,R)-crinan via regiospecific and stereoselective palladium catalysed cyclisation. , 1993 .

[8]  J. Mulzer,et al.  Stereocontrolled total synthesis of the unnatural enantiomers of castanospermine and 1-epi-castanospermine , 1992 .

[9]  B. Kıvçak,et al.  Four new crinine-type alkaloids from Sternbergia species , 1989 .

[10]  I. H. Sánchez,et al.  Total synthesis of (.+-.)-elwesine, (.+-.)-epielwesine, and (.+-.)-oxocrinine , 1983 .

[11]  L. Overman,et al.  Synthesis applications of aza-Cope rearrangements. 12. Applications of cationic aza-Cope rearrangements for alkaloid synthesis. Stereoselective preparation of cis-3a-aryloctahydroindoles and a new short route to Amaryllidaceae alkaloids , 1983 .

[12]  R. V. Stevens,et al.  General methods of alkaloid synthesis. Synthesis of the 5,10b-ethanophenanthridine Amaryllidaceae alkaloids. Stereoselective total synthesis of dl-elwesine (dihydrocrinine) , 1972 .

[13]  Humberto Flores,et al.  Novel Conformational Effects of the N-Benzyloxycarbonyl-cis-3a-aryl-octahydroindole Nucleus. Formal Total Synthesis of Racemic Elwesine and Epielwesine , 1983 .