127208-04-2Relevant articles and documents
Diphenylphosphinoyl-Substituted Ylides. 1. Thermal 1,3-Dipolar Cycloaddition of α-(Diphenylphosphinoyl)glycine Ester Imines. Dipole Formation as the Rate-Determining Step.
Es, J. J. G. Steven van,Jaarsveld, Korien,Gen, Arne van der
, p. 4063 - 4069 (1990)
The thermal 1,3-dipolar cycloaddition of N-benzylidene-α-(diphenylphosphinoyl)glycine esters 4 to N-phenylmaleimide is described.With this reactive dipolarophile, dipole formation is the rate-determining step.Addition to less reactive dipolarophiles is co