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- Synthesis of isoamyl salicylate catalyzed by sodium hydrogen sulfate 硫酸氢钠催化合成水杨酸异戊酯
- Keywords sodium hydrogen sulfate;catalytic esterification;isoamyl salicylate; 硫酸氢钠;催化酯化;水杨酸异戊酯;
- isoamyl salicylate 水杨酸戊酯
- Ingredients: Menthol, methyl salicylate, camphor, eucalyptus oil, clove phenol. 成份:薄荷脑、水杨酸甲酯、樟脑、桉油、丁香酚。
- Isoamyl butyrate was synthesized by using ceric sulfate as the catalyst. 以硫酸高铈为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯。
- He received gentamicin and salicylate showed minor hearing impairment. 他接受庆大霉素和水杨酸盐治疗,发生轻度听力损害。
- Isoamyl butyrate was synthesized by using potassium bisulfate as the catalyst. 以硫酸氢钾为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯。
- Calcium salicylate is synthesized by the rheological phase reaction method. 用流变相合成了水杨酸钙。
- Objective:To further understand the mechanism of salicylate ototoxicity. 目的:探讨水杨酸钠耳毒性的发生机制。
- Samarium salicylate is synthesized by the rheological phase reaction method. 用流变相合成了水杨酸钐。
- Isoamyl hexanoate could be synthesized using stannic chloride from caproic acid and isoamyl alcohol. 研究了用四氯化锡催化己酸和异戊醇合成己酸异戊酯的反应。
- By using ceric sulfate as the catalyst,acetic acid and iso-amyl alcohol reacted to form isoamyl acetate. 采用硫酸铈为催化剂合成乙酸异戊酯,考察了催化剂用量、醇酸物质的量比、反应时间及催化剂重复使用次数等因素对收率的影响。
- The catalytic activity of gallium sulfate supported on silica gel in synthesizing isoamyl hexanoate was studied. 采用自制的硅胶固载硫酸镓为催化剂合成了己酸异戊酯。
- Many popular mouthwashes contain flavor oils, including menthol, eucalyptol and methyl salicylate (wintergreen oil). 而许多常用的漱口药水则含有芳香油,包括薄荷脑、桉叶醇以及柳酸甲酯(冬青油)。
- Isoamyl acetate was synthesized by urushiol resin immobilized ferric trichloride catalyst in this paper. 用漆酚树脂固载化三氯化铁高分子催化剂合成醋酸异戊酯,对催化剂进行了红外光谱表征。
- The results showed that both sodium salicylate and reserpine made the expression level of NorA protein higher in E. 结果表明,水杨酸钠和利血平的作用均增强了pETt8a卜)贝orA表达大肠杆菌 BLZ中的 N。
- In this paper, with solid superacid as catalyst for isoamyl propionate synthesis was studied. 本论文用固体超强酸为催化剂对丙酸异戊酯的合成进行了研究。
- AIM To study the prevention of gentamicin (GM) ototoxicity by sodium salicylate (NaSA) in the guinea pig. 目的 探讨水杨酸钠 (sodium salicylate;Na SA)对庆大霉素 (gentamicin;GM)耳毒性作用的影响及其机制 .
- With eerie sulfate as the catalyst, propionic acid and isoamyl alcohol were reacted to form isoamyl propionate. 采用硫酸铈为催化剂合成丙酸异戊酯,考察了催化剂用量、醇酸摩尔比、反应时间及催化剂重复使用次数等对收率的影响。
- Copper aspirinate capsules and the impurity copper salicylate were determined by RP HPLC. 采用 RP- HPL C法测定阿司匹林铜胶囊及其杂质水杨酸铜含量 ,辅料不干扰分析。