1) PEG-400
聚乙二醇-400
1.
The synthesis of 6-methyluracil from ethyl acetoacetate and urea with PEG-400 as phase transfer catalyst was studied.
研究了聚乙二醇-400为相转移催化剂,乙酰乙酸乙酯和尿素合成6-甲基脲嘧啶的工艺条件。
2) poly(ethylene glycol)-400(PEG-400)
聚乙二醇-400(PEG-400)
3) PEG400
聚乙二醇400
1.
Studies on the Application of PEG400 as Phase Transfer Catalyst in the Solid-Liquid Phase Organic Synthesis;
相转移催化剂聚乙二醇400在固-液相有机合成中的应用研究
2.
This paper has studied strong alkali catalyst KOH and phase transfer catalyst PEG400 in synthesizing Metoprolol by 4-(2-methoxy-ethyl)phenol and epichlorohydrin by etherification reaction and amination reaction.
以对甲氧乙基苯酚和环氧氯丙烷为原料,强碱KOH为催化剂,PEG400(聚乙二醇400)为相转移催化剂,通过醚化反应和胺化反应合成了美多心安。
5) PEG 400
聚乙二醇400
1.
High etherification production rate was obtained under the loose experimental condition when tetrabutyl ammonium bromide, PEG 400, cesium carbonate played the role of phase transfer catalyst.
以对腈基苯酚和1,3-二溴丙烷为原料,以苯甲醚为溶剂,分别采用四丁基溴化铵、聚乙二醇400和碳酸铯作为相转移催化剂,合成醚化产物1,3二(对腈基苯氧基)丙烷。
2.
The optimal process was:the ratio of the coarse powder of crude drug and PEG 400(preheated to 30-40℃)was 1:1.
5倍量预温至30～40℃的聚乙二醇400,40℃以下超微粉碎40 min,然后加入朱砂水飞粉,继续混合5 min。
6) polystyrene supported polyethylene glycol 400(PS PEG 400)
聚苯乙烯固载化聚乙二醇400(PS-PEG-400)
补充资料：单十二酸聚乙二醇(400)酯
CAS：9004-81-3
分子式：(C2H4O)nC12H24O2
沸点：260℃
中文名称：α-十二酰基-ω-羟基聚氧乙烯
聚环氧乙烷月桂基酯
聚乙二醇(400)单十二酸酯
聚乙二醇(400)单月桂酸酯
单十二酸聚乙二醇(400)酯
英文名称：.alpha.-(dodecanoyl)-.omega.-hydroxy-Poly(oxy-1,2-ethanediyl)
Polyethylene, Laurate
polyglycol laurate
glycols, polyethylene, monolaurate
laurox 9
分子式：(C2H4O)nC12H24O2
沸点：260℃
中文名称：α-十二酰基-ω-羟基聚氧乙烯
聚环氧乙烷月桂基酯
聚乙二醇(400)单十二酸酯
聚乙二醇(400)单月桂酸酯
单十二酸聚乙二醇(400)酯
英文名称：.alpha.-(dodecanoyl)-.omega.-hydroxy-Poly(oxy-1,2-ethanediyl)
Polyethylene, Laurate
polyglycol laurate
glycols, polyethylene, monolaurate
laurox 9
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参考词条