820994-19-2Relevant articles and documents
Polyhydroxylated pyrrolizidines. Part 5: Stereoselective synthesis of 1,2-dihydroxypyrrolizidines as a model for the preparation of densely polyhydroxylated pyrrolizidines
Izquierdo, Isidoro,Plaza, Maria T.,Tamayo, Juan A.
, p. 3635 - 3642 (2007/10/03)
The reaction of N-benzyloxycarbonyl-l-prolinal 5 with (methoxycarbonylmethylene)triphenylphosphorane in CH2Cl2 afforded methyl (E)-3-[(2′S)-N-benzyloxycarbonylpyrrolidin-2′-yl] propenoate 7. When the reaction was performed in MeOH, a