Efficient Synthesis of Enantiomerically Pure C2-Symmetric Diols via the Allylboration of Appropriate Dialdehydes
作者:P.Veeraraghavan Ramachandran、Guang-Ming Chen、Herbert C. Brown*
DOI:10.1016/s0040-4039(97)00414-0
日期:1997.4
The reaction of the enantiomers of B-allyidiisopinocampheylborane with 1,2-, 1,3-, and 1,4-benzenedialdehydes, 2,6-pyridinedicarboxaldehyde, glyoxal, and glutaric dialdehyde, provides the corresponding enantiomers of the bis-homoallylic alcohols in 88-98% de, and greater than or equal to 98% ee. (C) 1997 Elsevier Science Ltd.