122886-93-5Relevant academic research and scientific papers
ASYMMETRIC INDUCTION IN THE 1,7 RING CLOSURE OF DIENE-CONJUGATED DIAZO-COMPOUNDS: A ROUTE TO CHIRAL 1H-2,3-BENZODIAZEPINES
Blake, Alexander J.,Harding, Mervyn,Sharp, John T.
, p. 6361 - 6364 (1988)
In the cyclisation of the diazo-compound (7) to give the diastereomeric pair of 1H-2,3-benzodiazepines (8) and (9), alkoxy groups, when present as the medium sized group M, show the opposite effect in promoting face selectivity to that of alkyl groups and
