3637-11-4
1-hydroxy-2,2,6,6-tetramethylpiperidin-4-one
+
93-97-0
苯甲酸酐
→
~98%
7031-85-8
(2,2,6,6-tetramethyl-4-oxopiperidin-1-yl) benzoate
45985-26-0