CRYSTAL OF AMINO ACID ESTER SALT AND PROCESS FOR PRODUCING THE SAME
申请人:Ajinomoto Co., Inc.
公开号:EP1541546A1
公开(公告)日:2005-06-15
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.
Crystal of amino acid ester salt and process for producing the same
申请人:Hijiya Toyoto
公开号:US20050197396A1
公开(公告)日:2005-09-08
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 provides crystals of alanine alkyl ester sulfonates represented by formula (
1
):
wherein R
1
is a methyl group or an ethyl group, provided that when R
1
is a methyl group, R
2
is an ethylphenyl group or a dimethylphenyl group; and when R
1
is an ethyl group, R
2
is a methyl group, a phenyl group, a chlorophenyl group, an ethylphenyl group, or a dimethylphenyl group.