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- Synthesizing Benzoic Acid Benzene Ester by Direct Approach 直接法合成苯甲酸苯酯的研究
- Keywords esterify;benzoic acid benzene ester;synthesis; 酯化;苯甲酸苯酯;合成;
- benzoic acid benzene ester 苯甲酸苯酯
- A salt or ester of benzoic acid. 甲苯酸盐一种苯酸盐或苯酸酯
- It is maigre that to hydroxyl benzoic acid Yi Bingfu adds up to ester natrium and benzoic acid natrium? 对羟基苯甲酸乙丙复合酯钠和苯甲酸钠是不是素食?
- It was originally obtained by decarboxylation of benzoic acid. 它最先是由苯甲酸脱羧而得到的。
- Benzoic acid has antibacterial and antifungal properties. 苯甲酸具有抗菌和杀真菌的特性。
- Oleum Chimonanthi, camphor, benzoic acid, salicylic acid, vaseline. 蜡梅油、樟脑、苯甲酸、水杨酸、黄凡士林、石蜡。
- Research Progress in Benzoic acid and ester Hydrogenation to benzaldehyde were reviewed. The new process of Benzaldehyde preparation were suggested for the shortage of present research progress. 摘要综述了国内外苯甲酸及其酯催化加氢制备苯甲醛技术的研究进展,并针对当前研究状况,提出了改进办法以及新型苯甲醛生产综合途径。
- They were acetic acid, benzaldehyde, n-caproic acid, 14-methyl pentadecanoic methyl ester, glycerin, benzoic acid, 6,9-octadecadienoic methyl ester, squalane, stearic acid and oleic eicosyl ester. 它们是乙酸、苯甲醛、正葵酸、14-甲基十五烷酸甲酯、丙三醇、苯甲酸、6,9-十八碳二烯酸甲酯、角鲨烷、硬脂酸和二十烷基油酸酯。
- The yield of the ester could reach 82.3% under amount of substance ratio of benzoic acid, isoamyl alcohol and ammonium ferric sulfate were 1:4:0.17, refluxing and water segrating for 4h. 当苯甲酸、异戊醇和硫酸铁铵的物质量比为 1:4:0 .;17;回流分水 4h;酯收率达 82
- Research Progress in Benzoic acid and ester Hydrogenation to benzaldehyde were reviewed.The new process of Benzaldehyde preparation were suggested for the shortage of present research progress. 综述了国内外苯甲酸及其酯催化加氢制备苯甲醛技术的研究进展,并针对当前研究状况,提出了改进办法以及新型苯甲醛生产综合途径。
- Standard formation enthalpies of substituted benzene and benzoic acids derivates are related to the primary effect, secondary effect and the barrier point of the substituent. 摘要基于取代苯和取代苯甲酸衍生物的标准生成焓受取代基的初级效应、次级效应及取代基之间的障碍点等因素影响。
- Benzoic acid crystals may form as the result of storage at lower temperatures. 低温储藏时可以形成苯甲酸晶体。
- OBJECTIVE To prepare compound benzoic acid gel and perform a stability study. 目的研制外用抗真菌药复方苯甲酸凝胶,并对制剂稳定性进行观察。
- Preparation and Application of Crylic Acid Bittern Benzene Ester 丙烯酸卤苯酯的制备及应用
- In the acid drink, sodium benzoate is converted to benzoic acid, which is more effective as a preservative. 在酸性饮料中,苯甲酸钠转化为苯甲酸,后者是更为有效的防腐剂。
- any salt or ester of benzoic acid. 安息香酸形成的任何盐或酯。
- Benzoic acid was used as the control substance, the antimicrobial activity of the volatile oil was tested by bacteriostatic method of agar plate. 采用琼脂平板抑菌法,以苯甲酸为对照样品对挥发油的抑菌作用进行研究。
- Constituents for Benzoin from Siam: Coniferyl benzoate, benzoic acid, vanillin, siaresinolic acid, cinnamyl benzoate. 组成:安息香酸盐;安息香酸;香兰素等.