acylation 中文意思是什麼

acylation 解釋
酰化反應
  1. The scheme initially involves acylation of thiophene using a carboxylic acid to afford the acyl thiophene.

    這條路線是先用羧酸使噻吩已酰化制得酸基噻吩。
  2. Acylation activity of hydroxyl groups in methyl cholicate has been determined by the use of methacryloyl chloride, methacryloyl anhydride and methacrylic acid as the acylating agents

    以甲基丙烯酰氯、甲基丙烯酸酐和甲基丙烯酸作酰化劑，研究了膽酸甲酯分子中羥基的反應活性。
  3. Methods cefsulodin was prepared, taking phenylacetic acid as the starting material, followed by sulfonation, resolution, acylation, amidation and substitution, in 5 steps totally

    方法以苯乙酸為原料，經磺化、拆分、酰化、酰胺化和取代五步反應合成頭孢磺啶。
  4. The article is focused on the modification studies of chitosan ultrafiltrating compound membrane ( cs compound membrane ) on the basis of preceding researches. it includes adding cross - linking agent, modification agent, acylation agent in the casting membrane solution. the result shows that the new modification membrane are better in the phychemical properties and separation properties

    本文是在前面研究的基礎上，著重進行了聚氨基葡糖復合超濾膜（簡稱cs復合膜）的改性研究.通過從交聯劑、改性劑、乙酰化試劑等方面的改性來尋求最佳的鑄膜液配方.結果表明，改性后的膜能達到較好的物化性能和分離性能
  5. A super acylation catalyst, 4 - dimethylamino pyridine ( dmap ), was prepared and used to synthesize cholesteryl ester compounds. four kinds of cholesteryl ester compounds such as cholesteryl p - alkoxyl benzoate, cholesteryl dicarboxylate, cholesteryl lumequeic ester and coattail - like cholesteryl ester were synthesized by acylation method and super acylation catalyst method. chemical structures and liquid crystal behaviors of the synthesized samples have been characterized by using element analysis, ftir, dsc and polarized microscopy with a hot stage

    本文合成了高效酰化催化劑4 -二甲基氨基吡啶（ 4 - dimethylaminopyridine ， dmap ） ，採用酰氯化法和高效酰化催化劑法分別合成了對烷氧基苯甲酸膽甾醇酯、對稱脂族二羧酸膽甾醇酯、烯酸膽甾醇酯及燕尾型膽甾醇酯四類膽甾醇酯衍生物，並進行了化學結構和液晶性能的表徵。
  6. Methods linezolid was prepared by the steps of substitution, reduction, acylation and condensation with biacetyl compond from the starting material 3, 4 - difluoronotrobenzene

    方法以3 ， 4 -二氟硝基苯為原料，經取代、還原、酰化、再與側鏈雙乙酰化合物縮合得到目標化合物。
  7. Acylation stimulating protein inducing 3t3 - l1 preadipocyte differentiation

    促酰化蛋白
  8. This paper discusses methods of synthesizing fomesafen technical having high active ingredient percentages, with special emphasis on the key processes of nitration and acylation, and with the goal of manufacturing low cost fomesafen technical with > 98 % purity

    摘要討論了高含量氟磺胺草醚原藥的合成方法，對關鍵的硝化與酰化工藝進行了探討，使其在較低生產成本下合成98 %以上的氟磺胺草醚原藥。
  9. Abstract : an imidazole - catalyzed acylation method of phthalic anhydride is applied to the determination of hydroxyl values of reinforcing agent is211. the analytical error is 5. 0 10 - 3. the relative standard deviation of the method is less than 0. 04 and its coefficient of variation is not more than 5. 0 10 - 3. hydroxyl values determined in different batch samples meet the design requirement completely. this method is rapid and simple, it is adaptable to conventional analysis

    文摘:以咪唑催化鄰苯二甲酸酐酰化的方法測定增強劑is211的羥值，準確度高，分析誤差為5 . 0 10 - 3 ；方法精密度好，標準偏差小於0 . 4 ，變異系數不大於5 . 0 10 - 3 ，測定不同批號試樣的羥值完全符合商標值，方法快速、簡便，適用於常規分析。
  10. Dihydroxybenzyl alcohol is synthesized from 3, 5 - dihydroxybenzoic acid by acylation and reduction by sodium borohydride reagent systems, which gives a convenient synthetic method

    摘要以3 ， 5 -二羥基苯甲酸為原料，經酰化、硼氫化鈉還原體系還原，合成了3 ， 5 -二羥基苯甲醇。
  11. Differentiating 3t3 - l1 preadipocytes undergo clonal expansion induced by acylation stimulating protein

    前脂肪細胞分化為成熟脂肪細胞后的再增殖
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