申请人:NIPPON HYPOX LABORATORIES INCORPORATED
公开号:EP0411183A1
公开(公告)日:1991-02-06
An antioxidant comprising an ascorbic acid derivative represented by the general formula
wherein R₂ is a group selected from the group consisting of an alkyl group, a heterocyclic ring-containing alkyl group, an aralkyl group, a hydroxycarbonyl-alkyl group, an alkoxycarbonyl-alkyl group, an aral-koxycarbonyl-alkyl group, an alkenyl group, a hydroxy-alkyl group, an alkoxy-alkyl group, an alkylcarbonyl-alkyl group, an arylcarbonyl-alkyl group and a cyano-alkyl group.
Compounds of the same formula in which R₁ is selected from the group consisting of a heterocyclic ring-containing alkyl group, an alkylcarbonyl-alkyl group and an arylcarbonyl-alkyl group are new.
一种抗氧化剂,包括由通式表示的抗坏血酸衍生物,其中R₂是从群组中选择的一个群组,该群组包括烷基,含杂环的烷基,芳基烷基,羟基羧酰基烷基,烷氧羧酰基烷基,芳基烷氧羧酰基烷基,烯基,羟基烷基,烷氧基烷基,烷基羧酰基烷基,芳基羧酰基烷基和氰基烷基。在相同的公式中,R₁是从群组中选择的一个群组,该群组包括含杂环的烷基,烷基羧酰基烷基和芳基羧酰基烷基,这些化合物是新的。