本文由水杨酸经二步反应合成了乙酰水杨酸愈创木酚酯。
Guacetisal has been synthesized from salicylic acid in two steps.
硝基愈创木酚作为高效、低毒植物调节剂,一直倍受关注。
The 5-nitroguaiacol has been paid great attention as a high efficiency and low toxic plant-grow adjusting agent.
结论:采用气相色谱法测定鲜竹沥中愈创木酚含量的方法可行。
Conclusion: VPC can be used to determine the guajacolum in bamboo juice.
通过单因子实验、比色法和愈创木酚法探讨PP333对试管苗的影响。
The effect of PP333 were explored by single factor design, colorimetry and Guaiacol process.
结果表明:①嗜酸耐热菌的主要代谢产物为愈创木酚和2,6-二溴苯酚;
The results showed that:1. The main metabolites of Alicyclobacillus acidoterrestris were guaiacol and 2,6-dibromophenol;
目的:通过用气相色谱测定鲜竹沥中愈创木酚的含量,作为鲜竹沥的质量考核指标。
Objective: To determine content of guajacolum in bamboo juice with vapor phase chromatography(VPC) as the quality control target of bamboo juice.
主要产品为拉米夫定、恩曲他滨、奈韦拉平、和愈创木酚甘油醚四个品种化学原料药。
The main products of lamivudine, emtricitabine, nevirapine, and guaiacol glycerol ether four chemical species.
研究了羧甲基纤维素酶、半纤维素酶、多酚氧化酶、愈创木酚氧化酶和漆酶的酶活性变化。
The enzymes activities of carboxymethyl cellulase, hemicellulase, polyphenol oxidase, guaiacol oxidase, and laccase were studied.
方法以2 ,6 -二甲基苯胺、愈创木酚为原料,经酰化、烃化等4步反应制得雷诺嗪。
METHODS Ranolazine was synthesized by using 2, 6-dimethylaniline and guaiacol as the starting material fellewed by 4 step reactions.
生产方法主要有愈创木酚法、 木质素法、黄樟素法、丁香酚法、甲酚法和微生物法等。
Synthetic methods of vanillin include o-methoxyphenol method, lignin method, safrole method, eugenol method, methyl hydroxybenzene method and microbial method.
本文以松树杂酚油为原料提取4 甲基愈创木酚,然后利用4 甲基愈创木酚一步氧化合成香兰素。
This article introduces a new process of synthesizing vanillin from 2-methoxy-4-methyl benzenol, which is abstracted from pine creosote oil, via one-step oxygen method.
采用一阶导数分光光度法测定伤风止咳冲剂中愈创木酚磺酸钾的含量,不须分离,方法简便,结果满意。
The determination of potassium guaiacolsulfonate in Shangfeng Zhike granules by first order derivative UV-spectrophotometry needed no separation and was simple, rapid, and accurate.
结果表明,淀粉作碳源、干酪素作氮源有利于漆酶的分泌,适宜浓度的愈创木酚和香兰素等对漆酶的产生有一定的作用;
The results showed that starch as carbon source, and casein and soybean powder as nitrogen source, o methoxyphenol and vanillin of suitable concentration had good influence on laccase production.
建立了灵敏度高、选择性好、可同时测定人血浆中右美沙芬活性代谢物去甲右美沙芬及愈创木酚甘油醚的HPLC-荧光检测法。
A new HPLC method with fluorescence detector was developed and validated for the simultaneous determination of dextrorphan and guaifenesin in human plasma.
以愈创木酚为起始原料,采用各种不同的催化剂与溴苯缩合制备得到邻甲氧基二苯醚,并研究了碱、催化剂、反应温度、反应时间和加料方式各种因素对该反应的影响。
Methoxydiphenyl ether was synthesized from guaiacol by using various catalysts and bases. The influences of base, catalyst, temperature, time and the way of feeding on the reaction were studied.
以愈创木酚为起始原料,采用各种不同的催化剂与溴苯缩合制备得到邻甲氧基二苯醚,并研究了碱、催化剂、反应温度、反应时间和加料方式各种因素对该反应的影响。
Methoxydiphenyl ether was synthesized from guaiacol by using various catalysts and bases. The influences of base, catalyst, temperature, time and the way of feeding on the reaction were studied.
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