(3R)-(-)-2,2'-Diphenyl-[3,3'-biphenanthrene]-4,4'-diol dichloromethane adduct, min. 98% (R)-VAPOL

Technical Notes:
1. Development of a highly asymmetric and remarkably temperature -independent catalyst for the imino aldol re action.
2. Asymmetric Petasis reactions catalyzed by chiral biphenols
3.Enantioselective alkynylation of benzo[el][1,2,3]- oxathiazine 2,2 dioxides catalysed by (R)-VAPOL -Zn complexes - synthesis of chiral propargylic cyclic sulfamidates.
4. Chiral boron complex-promoted asymmetric Diels Alder cycloaddition and its application in natural product synthesis.
5.Enantioselective addition of Et2Zn to seven membered cyclic imines catalyzed by a (R)-VAPOL -Zn(I) complex.
6.Catalyst-Coatrolled multicomponent . an L aziridination of chiral aldehydes