Isoamyl butyrate was synthesized by using potassium bisulfate as the catalyst.以硫酸氢钾为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯.Isoamyl butyrate was synthesized by using ceric sulfate as the catalyst.以硫酸高铈为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯.Isoamyl bu...
The progresses in the synthesis study of isoamyl isovalerate at home and abroad were reviewed.综述了国内外对异戊酸异戊酯的合成研究的进展情况.Isoamyl butyrate was synthesized by using potassium bisulfate as the catalyst.以硫酸氢钾为催化剂,正丁酸和异戊醇为原料合成了正...
查理连生话必需品都无钱购买, 更不必说烟酒等奢侈品了.Charlie cannot find money for necessities, let alone such luxuries as wine and tobacco.其宏观缺陷主要为连生、孪生 、 包裹体, 宏观生长台阶和条纹、开裂等.The macroscopic defects of KBBF are mainly twin crystal, inclusions, ma...