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pro vyhledávání: '"David R.J. Hose"'
Publikováno v:
Tetrahedron Letters. 35:5303-5306
The addition of zinc(II)bromide reverses the diastereoselectivity of the diisobutyl-aluminium hydride (DIBAL-H) reduction of benzylidene sulphinamide R (S) R-(−)- 4 . The same reversal is not observed in the reactions of analogues lacking an amide
Publikováno v:
Tetrahedron: Asymmetry. 4:2159-2162
The homochiral cyclic sulphinamide S(S)R-(+)-1 has been employed in the asymmetric synthesis of α-methylbenzylamine via the benzylidene sulphinamide R(S)Ri-(−)-3. Following diastereoselective reduction and hydrolysis S(S)R-(+)-1 can be recycled in