申请人:Cosmo Oil CO., LTD.
公开号:EP2116133A1
公开(公告)日:2009-11-11
To provide a hop alpha acid or hop oil content enhancer, which increases the content of a hop alpha acid or a hop oil.
A hop alpha acid or hop oil content enhancer, which comprises 5-aminolevulinic acid, or a derivative thereof represented by the following formula (1), or a salt thereof as an active ingredient:
R2R1NCH2COCH2CH2COR3 (1)
wherein R1 and R2 each independently represents a hydrogen atom, an alkyl group, an acyl group, an alkoxycarbonyl group, an aryl group, or an aralkyl group; R3 represents a hydroxyl group, an alkoxy group, an acyloxy group, an alkoxycarbonyloxy group, an aryloxy group, an aralkyloxy group, or an amino group.
提供一种酒花α-酸或酒花油含量增进剂,它能提高酒花α-酸或酒花油的含量。
一种酒花α-酸或酒花油含量增进剂,其活性成分包括 5-氨基乙酰丙酸或下式(1)所代表的其衍生物或其盐:
R2R1NCH2COCH2CH2COR3 (1)
其中 R1 和 R2 各自独立地代表氢原子、烷基、酰基、烷氧羰基、芳基或芳烷基; R3 代表羟基、烷氧基、酰氧基、烷氧羰氧基、芳氧基、芳烷氧基或氨基。