145237-10-1
Butanoic acid, 3-oxo-2-(triphenylphosphoranylidene)-, 1,1-dimethylethylester
→
~99%
31108-35-7
2,3-二氧代丁酸叔丁酯
36082-04-9
tert-butyl 2-bromo-3-oxobutanoate
~94%
93552-74-0
(E)-叔丁基 2-((二甲基氨基)亚甲基)-3-氧代丁酸酯
~79%
95838-95-2
+
95838-70-3
95838-94-1
95838-69-0
14352-65-9
2-羟基亚氨基乙酰乙酸叔丁酯
86302-43-4
tert-butoxycarbonylmethylenetriphenylphosphorane
1694-31-1
乙酰乙酸叔丁酯