2-Amino-4-methoxybutyric acid 2598-48-3 4385-91-5 7757-91-7 A 7572 Butyric acid, 2-amino-4-methoxy- (8CI) Butyric acid, 2-amino-4-methoxy-, DL- DL-2-Amino-4-methoxybutanoic acid EINECS 224-496-5 Homoserine, O-methyl- Methoxine Methoxinine NSC 9325 O-Methylhomoserine Oxymethionine