名称:
                                A (3+2)-cycloaddition approach to 1α, 2β, 25-trihydroxyvitamin D3 a ring synthon
                             
                            
                                摘要:
                                Synthesis of a chiral A-ring model of 1alpha, 2beta, 25-trihydroxyvitamin D3 by the nitrile oxide cycloaddition and its diastereoselectivity based on MM2 transition state model are described.
                             
                                                            
                                    DOI:
                                    10.1016/s0040-4039(00)60619-6