[EN] METHOD FOR PRODUCING N-RETINOYLCYSTEIC ACID ALKYL ESTER<br/>[FR] PROCÉDÉ DE PRODUCTION D'ESTER ALKYLIQUE DE L'ACIDE N-RÉTINOYLCYSTÉIQUE
申请人:ARDENIA INVESTMENTS LTD
公开号:WO2017099662A1
公开(公告)日:2017-06-15
A method for producing derivatives of N-retinoylaminoalkane sulfonic acid, the method comprising providing retinoic acid, chloroformate, aminoalkanesulfonic acid selected from the group consisting of cysteic acidand alkyl ester thereof, cysteinesulfinic acid and alkyl ester thereof, homocysteic acid and alkyl ester thereof, homocysteinesulfinic acid and alkyl esters thereof, taurine and derivatives thereof, and an organic solvent,and a base, mixing said components under substantial absence of oxidizing compoundsthereby forming a reaction mixture comprising a liquid phase, wherein the liquid phase is one phaseand the derivatives of N-retinoylaminoalkane sulfonic acid are formed in said liquid phase.
一种生产N-视黄酰氨基烷磺酸衍生物的方法,所述方法包括提供视黄酸、氯甲酸酯、来自半胱氨酸和其烷基酯组成的氨基烷磺酸、半胱氨酸亚磺酸及其烷基酯、同型半胱氨酸及其烷基酯、同型半胱氨酸亚磺酸及其烷基酯、牛磺酸及其衍生物、有机溶剂和一种碱,将所述组分在实质上缺乏氧化物的情况下混合,从而形成包含液相的反应混合物,其中所述液相是一相,且N-视黄酰氨基烷磺酸衍生物在所述液相中形成。