Synthesis of isoselenazolo- or isothiazolo(4,3-e)(1,4)diazepines.
作者:TAISEI UEDA、YUZO KATO、JINSAKU SAKAKIBARA、MITSUO MURATA
DOI:10.1248/cpb.36.2902
日期:——
Two novel classes of heterocycles, isoselenazolo[4, 3-e][1, 4]diazepines (3a-c, g, h, k, l, m) and isothiazolo[4, 3-e][1, 4]diazepines (3d-f, i, j, o) were synthesized from 7-oxo-6-phenyl-6H-isoselenazolo (or -isothiazolo)[4, 3-d]pyrimidines (1a, b) and 4, 6-dimethyl 5, 7-dioxo-4, 5, 6, 7-tetrahydro-isoselenazolo (or isothiazolo)[4, 3-d]pyrimidines (2a, b).
两类新型杂环化合物,异硒唑[4, 3-e][1, 4]二氮杂萘(3a-c,g,h,k,l,m)和异噻唑[4, 3-e][1, 4]二氮杂萘(3d-f,i,j,o),是由7-氧基-6-苯基-6H-异硒唑(或异噻唑)[4, 3-d]嘧啶(1a,b)和4, 6-二甲基-5, 7-二氧基-4, 5, 6, 7-四氢-异硒唑(或异噻唑)[4, 3-d]嘧啶(2a,b)合成的。