138732-30-6
tert-butyl 3-(4-methoxyphenyl)-3-oxo-2-(triphenylphosphoranylidene)propanoate
→
~63%
138714-55-3
3-(4-甲氧基苯基)-2,3-二氧代丙酸叔丁酯
100-09-4
凯素灵
35000-37-4
(叔丁氧基羰基甲基)氯化三苯基磷
107-59-5
氯乙酸叔丁酯
100-07-2
对甲氧基苯甲酰氯
86302-43-4
tert-butoxycarbonylmethylenetriphenylphosphorane