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- Keywords C_（22）-triesters of tricarboxylic acid;diesters of fumaric acid;synthesis; 三元酸三酯;富马酸二酯;合成;
- A salt or ester of fumaric acid. 一种延胡索酸盐
- diesters of fumaric acid 富马酸二酯
- In this paper, the method of the synthesis of fumaric acid modified rosin was studied. 富马松香由富马酸对松香经过加成改性而成。
- The old recrystallization technology of fumaric acid has some shortages such as more suspension, lower yield etc. 针对富马酸重结晶过程中,漂浮物太多,产品粒度太小,已经不能适应现有生产方式,导致重结晶收率低;
- The quantity of fumaric acid in Sukebing oral liquid was analyzed with the method of thin layer scan. 采用薄层扫描法对速克痛口服液中反丁烯二酸进行定量分析,平均回收率96。
- A ion exchange resins was studies for the esterification of fumaric acid with methanol in this paper. 研究了以富马酸和甲醇为原料,强酸型离子交换树脂为催化剂合成富马酸二甲脂。
- Synthesis of dimethyfumarate( DMF) was studied with easterification of fumaric acid and methanol catalyzed by supported phospho tungstic acid catalyst( PW12). 以富马酸和甲醇为原料,用滑石分子筛固载磷钨酸催化合成富马酸二甲酯。
- Under this condition, COD of fumaric acid, camphor and mixing waste water decreased 96.2mg/L 162.2mg/L and 145mg/L, respectively. 在此最佳条件下，可使富马酸、樟脑、混合废水COD值分别降为96.;2mg/L、162
- The old technology of recrystallization of fumaric acid has some shortages: more suspention, finer product, lower yield . 针对原富马酸重结晶过程中,漂浮物太多,产品粒度太小,导致重结晶收率低;
- Esterification of fumaric acid with catalysts,isomerization of maleic acid and maleate with catalysts were investigated. 催化剂包括酯化催化剂和异构化催化剂，分别催化富马酸的酯化和马来酸（酯）的异构化。
- The production of fumaric acid using renewable resources as the substrate is a promising route since this way can meet the requirement of green industry, health safety and sustainable development. 利用可再生生物质为原料发酵生产富马酸符合当前社会对绿色环保、健康安全及可持续发展的总体需求。
- After improvement of recrystallization technology , the yield of recrystallization of fumaric acid is over 95 %, labor intensity is reduced , the product quality is better and energy is saved. 改进重结晶工艺,使结晶收率达到95%25以上,降低劳动强度,节能效果明显,质量明显改善。
- After improving technology of recrystallization ,the yield of recrystallization of fumaric acid is over 95%, labor intensity is reduced, the product quality is better and energy is saved. 改进重结晶工艺,使结晶收率达到95%25以上,降低劳动强度,节能效果明显,质量明显改善。
- Synthesis of Fumaric Acid Diethyl Ester 富马酸二乙酯的合成
- Synthesis of dimethyl fumarate (DMF) was studied by easterification of fumaric acid with methanol catalyzed by supported heteropoly acid catalyst PW 12 /C. 以富马酸和甲醇为原料,用活性炭固载磷钨酸催化合成富马酸二甲酯(DMF)。
- Dioctadecyl fumarate was synthesized by direct esterification of fumaric acid and octadecyl alcohol with toluene-p-sulfonic acid as catalyst and hydroquinone as polymerization inhibitor. 摘要以对甲苯磺酸为催化剂，对苯二酚为阻聚剂，在75℃下富马酸与十八醇酯脱水直接酯化得到了富马酸双十八醇酯，然后与醋酸乙烯酯进行聚合反应。
- The esterification of palmic acid and 1,4-butanediol was carried out in the (DBSA)/palmic acid/water microemulsion system,resulting in the synthesis of 1,4-butanediyl diester of palmic acid. 在棕榈酸/十二烷基苯磺酸(DBSA)/水微乳液中,研究了DBSA催化下棕榈酸和1,4-丁二醇的酯化反应,合成了标题化合物。
- Identification and determination of fumaric acid in the liquor of anti - rheumatism 抗风湿药酒中富马酸的鉴别及含量测定
- Analysis of Fumaric Acid in Apple Juice Concentrated by Near Infrared Spectroscopy 近红外光谱法检测果汁中的富马酸
