369638-69-7
(5-溴乙基吡嗪-2-基)氨基甲酸叔丁酯
→
874476-55-8
5-(羟基甲基)吡嗪-2-氨基甲酸叔丁酯
369638-68-6
N-Boc-2-氨基-5-甲基吡嗪
5521-55-1
2-羧基-5-甲基吡嗪
874476-54-7
acetic acid 5-tert-butoxycarbonylamino-pyrazin-2-yl-methyl ester