Catalyst/ligand-free synthesis of benzimidazoles and quinazolinones from amidines via intramolecular transamination reaction
摘要:
An efficient catalyst/ligand-free synthesis of benzimidazoles and quinazolinones from amidines in quailtitative yields has been described. (C) 2010 Elsevier Ltd. All rights reserved.
Substituted 2-arylquinazolinones: Design, synthesis, and evaluation of cytotoxicity and inhibition of topoisomerases
作者:Daulat Bikram Khadka、Giap Huu Tran、Somin Shin、Hang Thi Minh Nguyen、Hue Thi Cao、Chao Zhao、Yifeng Jin、Hue Thi My Van、Minh Van Chau、Youngjoo Kwon、Thanh Nguyen Le、Won-Jea Cho
DOI:10.1016/j.ejmech.2015.08.040
日期:2015.10
2-Arylquinzolinones with various substitutions on the aromatic rings were obtained by thermal cyclodehydration/dehydrogenation on reacting anthranilamides and benzaldehydes. The compounds had superior topo I-inhibitory activities but were generally inactive against topo IIα. Among the 6-methyl-, 6-amino-, and 7-methylquinazolinones, 6-amino-substituted derivatives displayed potent cytotoxicity at submicromolar
Catalyst/ligand-free synthesis of benzimidazoles and quinazolinones from amidines via intramolecular transamination reaction
作者:Sahaj Gupta、Piyush K. Agarwal、Bijoy Kundu
DOI:10.1016/j.tetlet.2010.02.019
日期:2010.4
An efficient catalyst/ligand-free synthesis of benzimidazoles and quinazolinones from amidines in quailtitative yields has been described. (C) 2010 Elsevier Ltd. All rights reserved.