Facile synthesis of novel 6-methyl-5-phenyl-2-sulfido-1,2,3,5-tetrahydro-4<i>H</i>[1,2] oxazolo[4′,5′:5,6]pyrano[2,3-<i>d</i>][1,3,2]diazaphosphinines
作者:Tarik E. Ali、Mohamed A. Assiri、Somaia M. Abdel-Kariem、Ibrahim S. Yahia
DOI:10.1080/17415993.2018.1455837
日期:2018.9.3
ABSTRACT A number of 6-methyl-5-phenyl-2-sulfido-1,2,3,5-tetrahydro-4H[1,2]oxazolo[4′,5′: 5,6]pyrano[2,3-d][1,3,2]diazaphosphinines 4–11 were synthesized via an interaction of tetraphosphorus decasulfide and Lawesson’s reagent under different conditions with 6-amino-3-methyl-4-phenyl-4H-pyrano[3,2-d][1,2]oxazole-5-carbonitrile (3). The reaction mechanisms for these products were discussed. Structures
摘要 一些 6-methyl-5-phenyl-2-sulfido-1,2,3,5-tetrahydro-4H[1,2]oxazolo[4',5': 5,6]pyrano[2,3- d][1,3,2]二氮杂膦4-11是通过十硫化四磷和劳森试剂在不同条件下与6-氨基-3-甲基-4-苯基-4H-吡喃[3,2-d]相互作用合成的[1,2]oxazole-5-carbonitrile (3)。讨论了这些产物的反应机理。新合成产物的结构是在元素分析和光谱数据的基础上建立的。图形概要