802982-86-1
benzyl 3,4-dihydropyrazole-2-carboxylate
→
~88%
67600-79-7
benzyl pyrazolidine-1-carboxylate
57699-89-5
2-O-benzyl 1-O-tert-butyl pyrazolidine-1,2-dicarboxylate
~10%
5331-43-1
肼基甲酸苄酯
57699-88-4
2-(叔丁基)肼-1,2-二羧酸-1-苄酯
501-53-1
氯甲酸苄酯