An object of the present invention is to provide an amino acid precursor which shows improvement in the properties (particularly water-solubility, stability in water, bitter taste etc.) of amino acid, and can be converted to amino acid in vivo etc. The present invention relates to a compound for an amino acid precursor, which is a compound represented by the formula (I):
wherein each symbol is as described in the DESCRIPTION, or a salt thereof.
本发明的目的是提供一种
氨基酸前体,该前体在
氨基酸的性质(特别是
水溶性、在
水中的稳定性、苦味等)方面表现出改进,并且可以在体内转化为
氨基酸等。本发明涉及一种
氨基酸前体化合物,该化合物由以下式(I)表示:
其中每个符号如描述中所述,或其盐。