One step synthesis of o methyl benzonitrile with o xylene as raw material and benzene carbonate as catalyst was carried out in liquid phase oxygenation.
以邻二甲苯为原料、苯甲酸盐为催化剂进行液相氧化，一步合成邻甲基苯甲腈。
Synthetic methods of vanillin include o-methoxyphenol method, lignin method, safrole method, eugenol method, methyl hydroxybenzene method and microbial method.
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。
Original producing o(p) -nitrophenyl methyl ether methods are batch process with long cycle, high energy consumption and low efficiency.
生产邻（对）硝基苯甲醚的传统方法都是间歇法操作，周期长、能耗高、效率低。
The first part: synthesis and in vitro activity of 3-keto-9-o-substituted oxime derivatives of 6-o-methyl erythromycin a.
第一部分：3 -酮基- 6 - O -甲基红霉素- 9 -取代肟基衍生物的合成与体外抗菌活性。
RESULT: A deoxyuridine was isolated from 70% alcohol extract and identified as as 5-methyl-3′, 5′-di-O-(p-chlorobenzoyl)-2′-deoxyuridine.
结果：从广枣70 %乙醇提取物中分离出一个胸腺嘧啶脱氧尿苷类化合物，结构为5-甲基-3′ ，5′-二氧-（对氯苯甲酰基）-2′-脱氧尿苷。
This paper reports the synthesis of herbicide ofprimisulfuron-methyl, the method uses 2-amino-4,6-dihydroxylpyrimidine and O-chlorobenzoic acid as the raw materials.
本文主要报道了以2- 氨基-4， 6-二羟基嘧啶和邻氯苯甲酸为起始原料合成除草剂氟嘧磺隆，以及详细地介绍了各个中间体的合成方法。
Chemical structure is ring-o-methyl-diphenhydramine.
化学结构属于环化邻苯海拉明。
The polyimide monomer of 3,3 -dimethyl-4,4 -diaminodiphenylmethane(MDT)was synthesized through the reaction between O-methyl aniline and aqueous formaldehyde solution.
由邻甲苯胺和甲醛水溶液反应合成得到了高纯度的3，3 -二甲基-4，4 -二氨基二苯甲烷（MDT），并对其性能进行了表征。
The polyimide monomer of 3,3 -dimethyl-4,4 -diaminodiphenylmethane(MDT)was synthesized through the reaction between O-methyl aniline and aqueous formaldehyde solution.
由邻甲苯胺和甲醛水溶液反应合成得到了高纯度的3，3 -二甲基-4，4 -二氨基二苯甲烷（MDT），并对其性能进行了表征。
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