What is your opinion about the rampant corruption by the Congress ministers and their cousins in the DMK and NCP? 对于国会官员们猖獗的腐败你有什么意见?
This article studies the preparation of greenness environment solvent, 2-heptanone, with DMK ( propanone) and BD ( n-butyl aldehyde), via cross aldol condensation, dehydration with acid and catalyzed hydrogenation. 本论文探讨了以DMK(丙酮)与BD(丁醛)为原料,经交叉缩合、酸性脱水和催化加氢制备绿色环保型溶剂MAK(2-庚酮)的合成路线。
The preparation of hydroxide ketone with solid base OH-1/ CaO and OH-1/ MgO was studied. 分别探索了固体碱OH~(-1)/CaO和OH~(-1)/MgO,作为DMK与BD交叉缩合反应的催化剂制备羟酮的情况。