Photocatalytic esterification under Mitsunobu reaction conditions mediated by flavin and visible light
作者:M. März、J. Chudoba、M. Kohout、R. Cibulka
DOI:10.1039/c6ob02770a
日期:——
The usefulness of flavin-based aerial photooxidation in esterification underMitsunobu reaction conditions was demonstrated, providing aerial dialkyl azodicarboxylate recycling/generation from the corresponding dialkyl hydrazine dicarboxylate. Simultaneously, activation of triphenylphosphine (Ph3P) by photoinduced electron transfer from flavin allows azo-reagent-free esterification. An optimized system
Flavin Catalysis Employing an N(5)-Adduct: an Application in the Aerobic Organocatalytic Mitsunobu Reaction
作者:Michal März、Martin Babor、Radek Cibulka
DOI:10.1002/ejoc.201900397
日期:2019.6.2
An N(5)‐flavin adduct was utilized in a catalytic Mitsunobureaction with triphenylphosphane (triphenylphosphine), in which flavin acts as a Mitsunobu reagent instead of dialkyl azodicarboxylate. Flavin is used in a catalytic amount after regeneration by dioxygen.