In the present invention, efficient and industrial processes for production of aspartyl dipeptide ester derivative represented by the general formula (3) expected to serve as a sweetener, and aldehydes represented by the general formulae (1) and (2) which are intermediates therefor are provided.
Among them, a process for producing industrially and efficiently N-[N-[3-(3-hydroxy-4-methoxyphenyl) propyl]-L-α-aspartyl]-L-phenylalanine 1-methyl ester particularly excellent as a sweetener having a high sweetening potency, a development of intermediate for the production particularly useful and advantageous therefor, and an efficient process for production thereof are provided.
在本发明中,提供了生产通式(3)所代表的有望用作
甜味剂的天冬
氨酰二肽酯衍
生物以及作为其中间体的通式(1)和(2)所代表的醛的高效工业工艺。
其中,提供了一种工业化高效生产 N-[N-[3-(3-羟基-4-
甲氧基苯基)丙基]-L-α-天冬
氨酰]-
L-苯丙氨酸 1-甲酯的工艺,该工艺作为
甜味剂特别出色,具有很高的增甜效力,还提供了一种对其特别有用和有利的生产中间体的开发及其高效生产工艺。