Allenic 1,3,2-oxazaphospholanes on the basis of d-pseudoephedrine were synthesized. The steric structure of 3,4-dimethyl-2-(3-methyl-1-phenylbuta-1,2-dienyl)-5-phenyl-1,3,2λ5-oxazaphospholane 2-oxide was determined by X-ray diffraction.
                                    基于d-伪
麻黄碱的全反式1,3,2-
恶唑膦烷被合成。通过X射线衍射测定了3,
4-二甲基-2-(3-甲基-1-苯基丁-1,2-二烯基)-5-苯基-1,3,2λ5-
恶唑膦烷2-氧化物的立体结构。