TW464501B - Melanine formation inhibitor and their beautiful-white cosmetic - Google Patents

Abstract

A melanine formation inhibitor represented by the following general formula (1) to (5) (wherein all the symbols are as defined in the appended claims), which comprises a raspberry ketone, rhododendrol or their derivatives, sesamol glycoside, p-(2-hydroxy-ethyl) phenyl glycoside, 4-alkylphenyl glycoside and containing the melanine formation inhibitor as a beautiful-white cosmetic.

Description

464501 A5 B5 Fourth, the abstract of the invention (the title of the invention: MELANINE F0RMATI0N INHIBIT0R AND THEIR Λ BEAUTIFUL-WHITE cosmetic A melanine formation inhibitor represented by the following general formula (1) to (5)

O

(1 )

(2)

GO (3)

kJ

R ch2ch2oh (4) (5) Printed by the Consumer Cooperatives of the Central Standards Bureau of the Ministry of Economic Affairs (where in all t he symbols are as defined in the appended claims), which includes a raspberry ketone, rhododendro1 or their derivatives, sesamo1 glycoside, p- (2-hydroxy-ethy1) pheny1 glycoside, 4-alkyl phenyl glycoside and containing the me 1 an i ne formation inhibitor as a beaut if u1 ~ wh ite cosmetic · --------- wl ------ --IT ----- 10 (Please read the notes on the back before filling in the columns on this page) This paper size applies to Chinese National Standard (CNS) A4 specification (210X 297 mm) 464501 A8 B8 C8 D8 VI. Application Patent scope

No. 86 1 1 5777 "Melanin Production Inhibitor and Whitening Cosmetics" Patent (Amended on July 5, 91) Six patent application scopes: 1. A melanin production inhibitor, which is represented by the following general formula (1)

(1) (wherein R is a hydrogen atom, a reductive monosaccharide, a reductive disaccharide residue, or a fluorenyl group having 2 to 20 carbon atoms) formed by lazbelione and its derivative By. A melanin production inhibitor is shown by the following general formula (2)

(2) (Please read the notes on the back before filling out this page) '1T. Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs (where R represents a hydrogen atom, a reductive monosaccharide' and a reductive disaccharide Residue or fluorenyl group with 2 to 20 carbon atoms) formed by azalea and its derivatives. A melanin production inhibitor is shown by the following general formula (3)

(3) This paper size is applicable to China National Standard (CNS) A4 (210X297 mm) 464501

8 8 8 8 ABCD 6. Scope of patent application (where R is a group selected from the group consisting of reducing monosaccharides and reducing disaccharide residues) sesaminol glycosides. A melanin production inhibitor is shown by the following general formula (4)

RCT

CH.CHoOH (4) (where R is a group selected from the group consisting of reductive monosaccharides and reductive double bran residues) p- (2 · hydroxyethyl) benzene glycosides . A melanin production inhibitor represented by the following general formula (5)

GO

(5) (In the formula, G is a group selected from the group consisting of reductive monosaccharides and reductive disaccharides, and R is a linear and branched alkyl group having 1 to 8 carbon atoms) Formed by phenyl glycosides. 6_ — A kind of whitening cosmetics, the special mold is the item that contains the i-thin inhibitory black that has been applied in the scope of the patent application. 1 Any middle item. This paper applies the Chinese National Standard (CNS) A4 specification (210X297 mm) (please (Read the notes on the back before filling out this page)