The present invention provides a novel crystal of alanine alkyl ester sulfonate having low hygroscopicity and low corrosiveness, which can be produced industrially economically. The present invention relates to a crystal of alanine alkyl ester sulfonate represented by the formula (1)
wherein R1 is a methyl group or an ethyl group, when R1 is a methyl group, R2 is an ethylphenyl group or a dimethylphenyl group, and when R1 is an ethyl group, R2 is a methyl group, a phenyl group, a chlorophenyl group, an ethylphenyl group or a dimethylphenyl group.
本发明提供了一种新型丙
氨酸烷基酯
磺酸盐晶体,该晶体具有低吸湿性和低腐蚀性,可经济地工业化生产。本发明涉及一种由式(1)表示的丙
氨酸烷基酯
磺酸盐晶体
其中 R1 是甲基或乙基;当 R1 是甲基时,R2 是
乙基苯基或二甲基苯基;当 R1 是乙基时,R2 是甲基、苯基、
氯苯基、
乙基苯基或二甲基苯基。