A Facile Microwave Assisted One-pot Strategy for the Synthesis of Bis-hexahydroquinazolin-5(6H)-ones
Author(s) -
Milan Ch. Dutta,
Kaushik Chanda,
Rishanlang gkhlaw,
Jai N. Vishwakarma
Publication year - 2009
Publication title -
journal of chemistry
Language(s) - English
Resource type - Journals
eISSN - 2090-9063
pISSN - 2090-9071
DOI - 10.1155/2010/769137
Subject(s) - formaldehyde , phenylene , microwave , one pot synthesis , chemistry , medicinal chemistry , combinatorial chemistry , organic chemistry , catalysis , physics , polymer , quantum mechanics
A facile microwave assisted one-pot synthetic protocol has been devised for the synthesis of 3,3'-(alkanediyl) bis (1-phenyl-1,2,3,4,7,8-hexahydroquinazolin-5(6 H )-ones (2a-c), 3,3'-(1,4-phenylene) bis (1-phenyl-1,2,3,4,7,8-hexahydroquinazolin-5(6H)-one (2d),3,3'-(alkanediyl) bis (7,7-dimethyl-1-phenyl-1,2,3,4,7,8-hexahydroquinazolin-5(6H)-ones (2e-g) and 3,3'-(1,4-phenylene) bis(7,7-dimethyl-1-phenyl-1,2,3,4,7,8-hexahydroquinazolin-5(6H)-one (2h) by the cyclocondensation of cyclic enaminones 1a, b with diamines and formaldehyde.
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