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Paper | Regular issue | Vol 32, No. 6, 1991, pp.1131-1136
Published online, 1st January, 1970
DOI: 10.3987/COM-91-5704
Stereoselective Bridging of Tetrahydro-1,5-benzodiazepines

Nagabushanam Kalyanam* and Sulur G. Manjunatha

*Research and Development Centre, Southern Petrochemicals Corporation Ltd., Maraimalai Nagar, Tamil Nadu 603 209, India

Abstract

A reaction of tetrahydro-1,5-benzodiazepines with aromatic aldehydes which yields the hitherto unknown 1,5-methanotetrahydro-1,5-benzodiazepines as a single stereoisomer is desceribed. The stereochemistry of the products is established using proton nmr spectra.