91388-46-4Relevant articles and documents
1,7-Electrocyclisation and Carbene Reactions of o-Alkenylaryldiazoalkanes: The Effect of Alkene Configuration on the Mode of Reaction
Munro, David P.,Sharp, John T.
, p. 849 - 858 (2007/10/02)
The 1,7-8?-electron electrocyclisation of o-alkenylaryldiazoalkanes (1) to give 1H-2,3-benzodiazepines (3) takes place readily for substrates with a cis-hydrogen atom at the cyclisation site, but is blocked by phenyl or methyl groups at that position.Such