Coupling product between tryptamine and an alpha-amino acid, process for its preparation as well as its application in the neurocosmetic field
AssigneeExsymol S.A.M.
InventorMarie-Christine Seguin
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Abstract
The purpose of the invention concerns a family of pseudodipeptides which are coupling products between tryptamine, an indole-primary amine, and a selection of alpha-amino acids, the said pseudodipeptides having the following general formula (I): in which: R1 represents a hydrogen atom, an acyl or acyloxy radical, R2 represents the side chain of an alpha-amino acid chosen among L-glutamic acid, L-arginine, L-cysteine, L-methionine, L-histidine, L-tryptophan, L-tyrosine. The present invention also concerns the process for the preparation of said products as well as their applications in neurocosmetic compositions or as active substances on the cutaneous nervous system.
Claims9
A pseudodipeptide of formula (I):
- in which:
- R1 represents a hydrogen atom, an acyl radical or an acyloxy radical, and
- R2 represents the side chain of an alpha-amino acid selected from the group consisting of L-glutamic acid, L-arginine, L-cysteine, L-methionine, L-histidine, L-tryptophan, and L-tyrosine.
Dependencies are inferred from the claim text.