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Abstract:
二甲氧基甲烷(Dimethoxymethane,DMM)作为一种基础有机化学品,在树脂、溶剂、燃料等领域具有广泛用途.传统合成方法采用甲醇甲醛缩合,反应效率比较低.亚硝酸甲酯(CH3ONO)是一种性质活泼的气体,可由甲醇、O_2、NO在无需催化剂的条件下获得,其反应活性比甲醇高很多.通过亚硝酸甲酯在常压条件下催化分解可以高效制备DMM.本工作系统研究了不同类型分子筛的酸性对亚硝酸甲酯催化分解制备DMM的影响规律,催化活性顺序为:NaY (97%)=HY (97%)>HZSM-5 (90%)>Hβ (89%)>Na ZSM-5 (18%)>Naβ (6%), DMM选择性顺序为:NaY (53%...
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化学学报
ISSN: 0567-7351
CN: 31-1320/O6
Year: 2022
Issue: 04
Volume: 80
Page: 438-443
2 . 5
JCR@2022
1 . 7 0 0
JCR@2023
JCR Journal Grade:3
CAS Journal Grade:3
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 0
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