Geminal cationic surfactants of the type n.alpha.,n.omega.-...

Details Geminal cationic surfactants of the type n.alpha.,n.omega.-... Geminal cationic surfactants of the type n.alpha.,n.omega.-...

A - Human Necessities

01

N

A01N 47/44 (2006.01) A01N 25/30 (2006.01) A01P 1/00 (2006.01) B01F 17/22 (2006.01) C07C 279/10 (2006.01)

Patent

CA 2187508

Surfactants having general formula (II) wherein x = 8-14; n = 2-8. The process for obtaining such surfactants comprises the following steps: a) producing nitroarginin; b) producing N.alpha.-acil-nitroarginin; c) producing N.alpha.,N.omega.,bis(N.alpha.-acil-arginin-.alpha..omega. diaminoalkylamide dichlorohydrate. Said surfactants are antimicrobial agents which can be applied to cosmetics, pharmacy and food industry.

Tensioactifs ayant la formule générale (II) dans laquelle x = 8-14; n = 2-8. Son procédé d'obtention comprend les étapes suivantes: a) formation de nitroarginine; b) formation de N?.alpha.¿-acyl-nitroarginine; c) formation de N?.alpha.¿,N?.omega.¿,bis(N?.alpha.¿-acyl-arginine).alpha.,.omega. diaminoalkylamide dichlorohydrate. Ces tensioactifs ont un effet antimicrobien et s'appliquent en cosmétique, en pharmacie et dans l'industrie alimentaire.

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