Azide based routes to tetrazolo and oxadiazolo derivatives of pyrrolobenzodiazepines and pyrrolobenzothiadiazepines
作者:Karl Hemming、Christopher S. Chambers、Muslih S. Hamasharif、Heidi João、Musharraf N. Khan、Nilesh Patel、Rachel Airley、Sharn Day
DOI:10.1016/j.tet.2014.07.050
日期:2014.10
derivatives of the antitumour, antibiotic, DNA-interactive pyrrolo[2,1-c][1,4]benzodiazepines and their pyrrolobenzothiadiazepine derivatives have been produced as analogues of a 1,2,3-triazolo-fused pyrrolobenzothiadiazepine, which was shown to be a Glut-1 transporter inhibitor with potential as an antitumour agent. The tetrazolo-fused systems were produced by intramolecular 1,3-dipolar cycloaddition
抗肿瘤,抗生素,DNA相互作用的吡咯并[2,1- c]的替他佐洛和1,2,4-恶二唑并稠合的衍生物] [1,4]苯并二氮杂卓及其吡咯并苯并噻二氮杂卓衍生物已作为1,2,3-三唑并稠合的吡咯并苯并噻二氮杂卓的类似物生产,已证明是具有抑制作用的Glut-1转运抑制剂。通过在叠氮化物和腈之间的分子内1,3-偶极环加成产生四唑稠合的体系。1,2,4-恶二唑烷体系是通过对吡咯并苯并噻二氮杂卓类化合物进行环氧化腈加成而制得的,而吡咯并苯并二氮杂卓类化合物又是由2-(叠氮苯磺酰基)-1,1,2-噻嗪1-氧化物制得的。后一种物质经过亚磷酸酯介导的一锅硫挤出,环收缩和叠氮化物向胺的转化以形成1-(氨基苯磺酰基)吡咯。Bischler–Napieralski闭环产生了吡咯并苯并噻二氮杂。