PE9098A1 - PROCEDURE FOR THE SYNTHESIS OF CATIONIC SURFACES DERIVED FROM THE CONDENSATION OF FATTY ACIDS WITH ESTERIFIED BASIC CHARACTER AMINO ACIDS AND THEIR APPLICATION AS ANTIMICROBIAL AGENTS - Google Patents
PROCEDURE FOR THE SYNTHESIS OF CATIONIC SURFACES DERIVED FROM THE CONDENSATION OF FATTY ACIDS WITH ESTERIFIED BASIC CHARACTER AMINO ACIDS AND THEIR APPLICATION AS ANTIMICROBIAL AGENTSInfo
- Publication number
- PE9098A1 PE9098A1 PE00053596A PE00053596A PE9098A1 PE 9098 A1 PE9098 A1 PE 9098A1 PE 00053596 A PE00053596 A PE 00053596A PE 00053596 A PE00053596 A PE 00053596A PE 9098 A1 PE9098 A1 PE 9098A1
- Authority
- PE
- Peru
- Prior art keywords
- esterified
- condensation
- synthesis
- procedure
- application
- Prior art date
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
CARACTERIZADO PORQUE COMPRENDE: 1) ESTERIFICAR EL GRUPO CARBOXILO DEL O-AMINOACIDO CON ALCOHOLES C1-C12, AGREGANDO A ESTA SUSPENSION CLORURO DE TIONILO COMO CATALIZADOR; 2) CONDENSAR EL GRUPO AMINO DEL ESTER DEL O-AMINOACIDO CON EL CLORURO DEL ACIDO GRASO C8-C14 O DEL HIDROXIACIDO DE LA MISMA LONGUITUD DE CADENA, AGREGANDO NaOH HASTA UN pH ENTRE 8 Y 10; 3) AJUSTAR EL pH ENTRE 6 Y 7; 4) CENTRIFUGAR EL CRUDO DE LA REACCION, SEPARANDO EL PRODUCTO DESEADO QUE COMPRENDE UNA FORMULA (I), EN DONDE: X- ES Br, Cl O (HSO4)-; R1 ES UN ALQUILO LINEAL C8-C14; R2 ES UN ALQUILO LINEAL C1-C12, ENTRE OTROS; R3 ES -NH3, (A) O (B); n ES 0; 1; 2; 3 o 4; OBTENIENDOSE PREFERENTEMENTE EL MONOCLORHIDRATO DE LA LAURAMIDA DEL ESTER ETILICO DE LA L(+)ARGININA. SON TENSIOACTIVOS CATIONICOS QUE PRESENTAN ACTIVIDAD CONSERVANTE ANTIMICROBIANA, SIENDO UTILES EN LA INDUSTRIA CARNICA, COSMETICA Y DERMOFARMACEUTICA, ENTRE OTRASCHARACTERIZED BECAUSE IT INCLUDES: 1) ESTERIFYING THE CARBOXYL GROUP OF O-AMINO ACID WITH C1-C12 ALCOHOLS, ADDING TO THIS SUSPENSION THIONYL CHLORIDE AS A CATALYST; 2) CONDENSATE THE AMINO GROUP OF THE ESTER OF THE O-AMINO ACID WITH THE CHLORIDE OF THE FATTY ACID C8-C14 OR OF THE HYDROXIACID OF THE SAME CHAIN LENGTH, ADDING NaOH UP TO A pH BETWEEN 8 AND 10; 3) ADJUST THE pH BETWEEN 6 AND 7; 4) CENTRIFUGE THE CRUDE FROM THE REACTION, SEPARATING THE DESIRED PRODUCT THAT INCLUDES A FORMULA (I), WHERE: X- ES Br, Cl O (HSO4) -; R1 IS A C8-C14 LINEAR ALKYL; R2 IS A LINEAR ALKYL C1-C12, AMONG OTHERS; R3 IS -NH3, (A) O (B); n IS 0; one; two; 3 or 4; PREVENTINGLY OBTAINING THE LAURAMIDE MONOCLORHIDRATO OF THE ETHYL ESTER OF L (+) ARGININA. They are cationic surfactants that present an antimicrobial preservative activity, being useful in the meat, cosmetics, and dermopharmaceutical industries, among others.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PE00053596A PE9098A1 (en) | 1996-07-16 | 1996-07-16 | PROCEDURE FOR THE SYNTHESIS OF CATIONIC SURFACES DERIVED FROM THE CONDENSATION OF FATTY ACIDS WITH ESTERIFIED BASIC CHARACTER AMINO ACIDS AND THEIR APPLICATION AS ANTIMICROBIAL AGENTS |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PE00053596A PE9098A1 (en) | 1996-07-16 | 1996-07-16 | PROCEDURE FOR THE SYNTHESIS OF CATIONIC SURFACES DERIVED FROM THE CONDENSATION OF FATTY ACIDS WITH ESTERIFIED BASIC CHARACTER AMINO ACIDS AND THEIR APPLICATION AS ANTIMICROBIAL AGENTS |
Publications (1)
Publication Number | Publication Date |
---|---|
PE9098A1 true PE9098A1 (en) | 1998-03-12 |
Family
ID=52248192
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PE00053596A PE9098A1 (en) | 1996-07-16 | 1996-07-16 | PROCEDURE FOR THE SYNTHESIS OF CATIONIC SURFACES DERIVED FROM THE CONDENSATION OF FATTY ACIDS WITH ESTERIFIED BASIC CHARACTER AMINO ACIDS AND THEIR APPLICATION AS ANTIMICROBIAL AGENTS |
Country Status (1)
Country | Link |
---|---|
PE (1) | PE9098A1 (en) |
-
1996
- 1996-07-16 PE PE00053596A patent/PE9098A1/en not_active IP Right Cessation
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