106-31-0
丁酸酐
+
108-38-3
间二甲苯
→
~83%
35031-57-3
2-4-dimethylbutyrophenone
141-75-3
正丁酰氯
17695-46-4
4-甲基-2-氧代-2H-1-苯并吡喃-7-基丁酸酯
90104-80-6
2H-1-Benzopyran-2-one, 7-hydroxy-4-methyl-8-(1-oxobutyl)-
100387-96-0
2-bromo-2-4-dimethylbutyrophenone