现代化工
現代化工
현대화공
MODERN CHEMICAL INDUSTRY
2010年
1期
66-67
,共2页
碘化钾%催化%合成%2%3-环氧丙基三甲基氯化铵
碘化鉀%催化%閤成%2%3-環氧丙基三甲基氯化銨
전화갑%최화%합성%2%3-배양병기삼갑기록화안
potassium iodide%catalysis%synthesis%2,3-epoxypropyl trimethyl ammonium chloride
以环氧氯丙烷(EPIC)和三甲胺(TMA)为原料,碘化钾为催化剂,在乙醇介质中常温下合成了高活性醚化剂2,3-环氧丙基三甲基氯化铵(GTA).采用正交实验法考察了反应温度、物料配比、催化剂用量和反应时间对产品收率的影响.GTA最佳合成工艺条件为:n(EPIC)∶n(TMA)∶n(KI)=1∶0.3∶0.02,反应温度20℃,总反应时间4 h,在此优化条件下收率可达87.1%.
以環氧氯丙烷(EPIC)和三甲胺(TMA)為原料,碘化鉀為催化劑,在乙醇介質中常溫下閤成瞭高活性醚化劑2,3-環氧丙基三甲基氯化銨(GTA).採用正交實驗法攷察瞭反應溫度、物料配比、催化劑用量和反應時間對產品收率的影響.GTA最佳閤成工藝條件為:n(EPIC)∶n(TMA)∶n(KI)=1∶0.3∶0.02,反應溫度20℃,總反應時間4 h,在此優化條件下收率可達87.1%.
이배양록병완(EPIC)화삼갑알(TMA)위원료,전화갑위최화제,재을순개질중상온하합성료고활성미화제2,3-배양병기삼갑기록화안(GTA).채용정교실험법고찰료반응온도、물료배비、최화제용량화반응시간대산품수솔적영향.GTA최가합성공예조건위:n(EPIC)∶n(TMA)∶n(KI)=1∶0.3∶0.02,반응온도20℃,총반응시간4 h,재차우화조건하수솔가체87.1%.
2,3-Epoxypropyl trimethyl ammonium chloride(GTA) is synthesized at normal temperature using epichlorohydrin and trimethylamine as raw materials and potassium iodide as catalyst in the presence of ethanol.Various factors influencing the yield are investigated by orthogonal experiments.The optimal reaction conditions are obtained as total reaction time.The yield of 2,3-epoxypropyl trimethyl ammonium chloride can be up to 87.1% under such conditions.
