93098-09-0Relevant articles and documents
An Unusual Reaction of a Phosphorane with Benzoins: Formation of 1,2-Dicarbonyl and 1,4-Dicarbonyl Compounds
Ranade, A. C.,Mali, R. S.,Kurnawal, V. M.
, p. 514 - 517 (2007/10/02)
Benzoins (1a-e) on reaction with carbethoxymethylenetriphenylphosphorane (2) furnish hydroxy esters (3a-e) and butenolides (4a and 4e) along with the unusual products, benzils (5a-e) and ketoesters (6a-e) as major product.