ABSTRACT
2,3-Dihydro-1H-1,5-benzodiazepines have been prepared in good yield by reaction of ao-nitroanilines with chalcones induced by the TiCl4-Sm-THF system under mild reaction conditions.
ACKNOWLEDGMENT
We are grateful to the National Natural Science Foundation of China (Project No. 29872010), the NSF of Zhejiang Province, China, and the Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences for financial support.