3-溴-2-氧代丁酸甲酯

methyl (1S,2R)-2-[N-butoxycarbonyl-2,2,5-trimethyl(oxazolidin-4-yl)]-5-methylthiazole-4-carboxylate

methyl 2-[2-bromopropanoyl]-5-methylthiazole-4-carboxylate

methyl (1S,2R)-2-[N-butoxycarbonyl-2-hydroxy]-5-methylthiazole-4-carboxylate

methyl 2-[(E,Z)-1-(N-Boc)amino-2-bromo-1-propenyl]-5-methylthiazole-4-carboxylate