1-氧代-2,9-二氮杂螺[5.5]十一烷-9-羧酸叔丁酯购买指南
1198284-94-4
tert-Butyl 1-oxo-2,9-diazaspiro[5.5]undecane-9-carboxylate
C14H24N2O3
268.351963996887
立即询盘
验证码
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