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1)  Cinamaldehyde glycol acetal
肉桂醛乙二醇缩醛
1.
Synthesis of Cinamaldehyde glycol acetal catalyzed by H_3PW_(12)O_(40)/TiO_2;
H_3PW_(12)O_(40)/TiO_2催化合成肉桂醛乙二醇缩醛
2)  cinnamaldehyde glycol acetal
肉桂醛缩乙二醇
1.
Study on the catalytic synthesis of cinnamaldehyde glycol acetal by titanium sulphate doped lanthanum oxide;
搀杂氧化镧的硫酸钛催化合成香料肉桂醛缩乙二醇的研究
2.
This experiment takes idodine as the catalyst,synthesizes cinnamaldehyde glycol acetal with cinnamic aldehyde and the glycol as the raw material.
以碘为催化剂,分子筛作除水剂,以肉桂醛和乙二醇为原料合成肉桂醛缩乙二醇。
3)  butyraldehyde glycol acetal
丁醛乙二醇缩醛
1.
Progress on research of catalyst for synthesis of butyraldehyde glycol acetal;
合成丁醛乙二醇缩醛的催化剂研究进展
2.
Using self-made H3PW6Mo6O40 as catalyst,butyraldehyde glycol acetal was prepared by butyraldehyde and glycol.
用自制的磷钨钼杂多酸作催化剂,以丁醛和乙二醇反应合成了丁醛乙二醇缩醛。
3.
4% of feed stocks,volume of cyclohexane as the water-carrying agent is 8 mL,and the reaction time is 45 min,yield of butyraldehyde glycol acetal can reach 77.
以单质碘为催化剂,通过丁醛和乙二醇反应合成了丁醛乙二醇缩醛。
4)  furfural glycol acetal
糠醛乙二醇缩醛
1.
Synthesis of furfural glycol acetal using H_3PW_(12)O_(40)/SiO_2 as catalyst;
H_3PW_(12)O_(40)/SiO_2催化合成糠醛乙二醇缩醛的研究
2.
It was found that experimentlly yield of furfural glycol acetal was 93.
糠醛乙二醇缩醛的收率为93。
5)  n-butyraldehyde glycol acetal
丁醛乙二醇缩醛
1.
Catalytic synthesis of n-butyraldehyde glycol acetal with tin tetrachioride supported on silica gel;
硅胶负载四氯化锡催化合成丁醛乙二醇缩醛
2.
Catalytic synthesis of n-butyraldehyde glycol acetal with SO_4~(2-)/TiO_2-La_2O_3;
SO_4~(2-)/TiO_2-La_2O_3催化合成丁醛乙二醇缩醛
3.
n-butyraldehyde glycol acetal was catalytically synthesized from n-butyraldehyde and glycol as raw materials in the presence of phosphotungstic acid pur supported on active carbon as catalyst.
用活性炭负载磷钨酸催化合成丁醛乙二醇缩醛,研究了催化剂的用量,反应温度,反应时间,醛醇物质的量之比及带水剂等因素对反应的影响。
6)  ethylidene ether
乙缩醛;乙醛缩二乙醇;醛缩醇;缩醛
补充资料:肉桂醛
      存在于中国盛产的肉桂油中。分子式C6H5CH=CHCHO。肉桂醛在室温下为淡黄色油状物;熔点 -7.5℃,沸点253℃(分解),相对密度1.0497(20/4℃);具有浓厚的肉桂香味,是一种食用香料。
  
  肉桂醛可由苯甲醛和乙醛在稀碱的作用下,发生交叉的羟醛缩合反应制得:
  
  
  乙醛容易发生自身反应,生成β-羟基丁醛,反应是可逆的。苯甲醛与乙醛之间的反应较难进行,生成的产物为β-羟基苯丙醛。β位的羟基因受到苯基的活化,容易发生脱水反应,生成肉桂醛,使反应失去可逆性。如果在室温下搅拌,放置8~10天或更长的时间,可导致肉桂醛的积累。
  

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