With very good air-tightness, can conduct reaction under negative pressure and easily assemble distillation, reflow device.
有很好的气密性可在负压下反应方便地组装成蒸馏回流装置。
2
The ethyl acetate is synthesized in reactiondistillation column with acid natural zeolite as catalyst.
以酸性天然沸石为催化剂，在催化反应精馏塔中进行了合成乙酸乙酯的研究。
3
The reaction was not suitable conducted under solvent-free condition, water formed during the reaction was removed by azeotropic distillationwith toluene throughout the reaction.