Title of article :
Total syntheses of justicidin B and retrojusticidin B using a tandem Horner–Emmons–Claisen condensation sequence
Author/Authors :
Harrowven، نويسنده , , David S. and Bradley، نويسنده , , Mark and Lois Castro، نويسنده , , J and Flanagan، نويسنده , , Stuart R، نويسنده ,
Issue Information :
هفته نامه با شماره پیاپی سال 2001
Abstract :
Short syntheses of justicidin B 1 and retrojusticidin B 4 are reported. The key feature is a new annulation reaction, involving a base induced union of ketoaldehyde 2 and phosphonate 3, that is used to construct the highly substituted naphthalene core.
Keywords :
natural products , annulation , Lignans , Horner–Emmons , Claisen condensation
Journal title :
Tetrahedron Letters
Journal title :
Tetrahedron Letters
