| abstract |
The subject of the present invention is: - new compounds of the seleno-hydroxy acid type and their derivatives, - their preparation process, - the use of said novel compounds as precursors of L (+) - selenomethionine in animal or human nutrition, in cosmetics and pharmaceuticals; as well as nutritional, cosmetic and pharmaceutical compositions containing them.The novel compounds which are the subject of the invention correspond to the general formula (I): in whichen = 0, 1 or 2, R1 = OH, OCOR3 , OPO3H2, OPO3R4R5, OR6, R2 = OH, R3, NHR7, S-cysteinyl, S-glutathionyl, R3 = especially alkoxyl, ceramide 1, ceramide 2, ceramide 3, ceramide 4, ceramide 5, ceramide 6a and 6b, S- cysteinyl, S-glutathionyl. |