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- Keywords p chlorotoluene;liquid phase oxidation;synthesis;p chlorobenzoic acid; 对氯甲苯;液相氧化;合成;对氯苯甲酸;
- p chlorobenzoic acid was prepared by oxidation of p chlorotoluene with dioxygen in liquid phase. 在液相中由氧气氧化对氯甲苯制备对氯苯甲酸,产率92。
- New synthesis process of red KD base is based on chlorobenzoic acid via four steps: nitration, etherifica-tion, amidation and reduction. 红色基KD合成新工艺以氯苯甲酸为原料,经硝化、醚化、酰胺化、还原4步反应制得。
- Liu Shifei,Liu Deling,Hao Junfeng,et al.Study on synthesis of chlorobenzoic acid via photo-chlorination[J].Speciality Petrochemicals,2003,(4):9-12. [1]刘诗飞;刘德岭;郝军峰.;邻氯甲苯光氯化合成邻氯苯甲酸[J]
- Amino 4 bromo 5 chlorobenzoic acid is synthesized from nitrobenzene by bromination,reduction,condensation,cyclization,chlorination and oxidation.The overall yield of the 6 steps is 11.7%. 以硝基苯为原料，经溴化、还原、缩合、环合、氯化和氧化等6步反应合成了2-氨基-4-溴-5-氯苯甲酸，总收率为11．7%25。
- This article summarized the synthesis methods and uses of chlorobenzoic acids such as o-chlorobenzoic acid,m-chloroben-zoic acid and p-chlorobenzoic acid. 本文综述了邻氯苯甲酸、间氯苯甲酸、对氯苯甲酸这三种氯代苯甲酸的用途和合成方法。
- Chlorobenzoic acids can be synthesized by oxidation of mixed chlorotoluene which was difficult to separate. 难分离的混合邻、对氯甲苯经氧化可制得混合邻、对氯苯甲酸。
- And gave a brief introduction of a novel technology for green synthesis of chlorobenzoic acids by dioxygen oxidation of chlorotoluenes using metal-loporphyrins as biomimetic-catalysis. 重点阐述了氯代苯甲酸的一系列合成方法,并简要介绍了金属卟啉模拟酶仿生催化氧气氧化氯代甲苯绿色合成氯代苯甲酸的新方法。
- Capillary gas chromatography for isomers of chlorobenzoic acid 氯代苯甲酸异构体的毛细管气相色谱分析
- Keywords solvent-free;chlorotoluene;liquid-phase oxidation;chlorobenzoic acid; 无溶剂;氯甲苯;液相氧化;氯苯甲酸;
- Separation of p-chlorobenzoic Acid from Chlorobenzoic Acids System 对氯苯甲酸在氯苯甲酸体系中的分离
- I mind my p's and q's whenever I see him. 每当我见到他我都谨慎行事。
- In English, b, p, m and w are bilabials. 英语中的b、p、m、w为双唇音。
- He gave me a taste of his acid wit. 他让我尝到了他敏锐尖刻之机智的滋味。
- Acid irritates the stomach lining. 酸能刺激胃黏膜。
- AB and CD intersect at (the point) P. AB线和CD线在P点相交。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- The time now is 10:00 p, m, sharp. 现在的时间是晚上10点整。
- I am doing an experiment of neutralizing acid. 我在做一个中和酸的实验。
- Can Jones beat Smith? That's the acid test. 琼斯能击败史密斯吗？那是个严峻的考验。
