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- W16725071 abstract "以1,2-环己二甲酸和异辛醇为原料,浓硫酸为催化剂,酯化合成环保增塑剂环己烷1,2-二甲酸二异辛酯,考察了反应时间、醇酸物质的量比、反应温度等对酯化率的影响,并对产物进行了^1H—NMR、IR、TG及气相定性分析。结果表明,反应时间6h,反应温度170℃,醇酸物质的量比为2.5:1时,酯化率可达99.5%,收率95%,产品为无色油状液体。核磁氢谱显示与酯基相连的亚甲基的多重峰信号8在4.0处,红外谱图显示酯羰基的伸缩振动峰出现在1735cm^-1处,这些结果表明得到了预期产物。产物的TG曲线显示其外延起始温度为215℃,其气相出峰时间为14.310min和14.505min,能够与邻苯二甲酸二异辛酯(DOP)有效分离。" @default.
- W16725071 created "2016-06-24" @default.
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- W16725071 date "2013-01-01" @default.
- W16725071 modified "2023-09-28" @default.
- W16725071 title "环保增塑剂环己烷1,2-二甲酸二异辛酯的合成" @default.
- W16725071 hasPublicationYear "2013" @default.
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