76700-85-1
6-Chlor-5-oxo-hexancarbonsaeuremethylester
→
62409-52-3
6-amino-5-oxohexanoic acid,hydrochloride
1501-26-4
4-氯甲酰基丁酸甲酯
1027194-96-2
5-oxo-6-phthalimido-hexanoic acid methyl ester