81123-61-7Relevant articles and documents
Reactions of aliphatic diazo compounds: IV. Reaction of diphenyldiazomethane with substituted imides of maleic and itaconic acids
Molchanov,Diev,Kostikov
, p. 259 - 263 (2007/10/03)
Diphenyldiazomethane regioselectively adds to 2-R-substituted maleimides to yield 1-pyrazoline derivatives, 1-R-7-aryl-6,8-dioxo-4,4-diphenyl-2,3,7-triazabicyclo[3.3.0]oct-2-enes that on heating liberate nitrogen to afford substituted 3-azabicyclo[3.1.0]h