Conversions of beta-carotene and some related polyenes to keto and hydroxy derivatives by means of N-bromosuccinimide and boron trifluorides
NOTE: Text or symbols not renderable in plain ASCII are indicated by [...]. Abstract is included in .pdf document. The reaction of N-bromosuccinimide (NBS) with [beta]-carotene in alcohol-containing chloroform results mainly in the formation of 4-keto-[beta]-carotene, 4,4'-diketo-[beta]-car...