1) chloroxylene
氯二甲苯
2) dichlorotoluene
二氯甲苯
1.
Furthermore,the synthesis of 2,4′-BPS in dichlorotoluene as a solvent was also st.
同时还研究了以较便宜二氯甲苯为溶剂合成2,4′-BPS的工艺条件:n苯酚∶n100%硫酸=2。
2.
The highest yield of dichlorotoluene and the conversion of p-chlorotoluene corresponding to that yield were obtained.
通过实验结果处理,可求得二氯甲苯的最高收率及相应的对氯甲苯转化率。
3) XDC (Xylene Dichloride)
二氯二甲苯
4) 2,4-dichlorotoluene
2,4-二氯甲苯
1.
New process of 2,4-dichlorotoluene and analysis on benefit of economic and environment protection;
2,4-二氯甲苯新生产工艺及经济环保效益分析
2.
Some measures were adopted in the synthesis of 2,4-dichlorotoluene, such as slowing the stirring rotation rate of the reactor, improvement of chlorine addition to improve the reaction conditions yield of chlorination reaction, chlorine utilization and selectivity of 2,4-dichlorotoluene significantly.
采用降低反应釜搅拌转速、改进通氯方式、降低反应温度等方法,改善了2,4-二氯甲苯合成的反应条件。
3.
To solve the problem existed in the synthesis process of 2,4-dichlorotoluene, improvement on this process had been made and the optimal process conditions were established in which the reaction temperature (40 ℃) and speed of agitation (30 r/min) were determined and several tubes used to feed chlorine.
针对目前国内2,4-二氯甲苯生产合成工艺中存在的问题,改进了合成工艺,最佳工艺条件为反应温度40℃,转速30r min以及多管道通氯,使氯化收率提高至75%,氯气利用率提高至90%。
5) 3,4-dichlorotoluene
3,4-二氯甲苯
1.
A process for gas phase ammoxidation of 3,4-dichlorotoluene to prepare 3,4-dichlorobenzonitrile(DCBN) using DN120 catalyst was studied.
采用气相氨氧化法,在DN120号催化剂作用下,由3,4-二氯甲苯制备了3,4-二氯苯腈(DCBN)。
2.
Synthesis of 3,4-dichlorobenzoic acid from 3,4-dichlorotoluene by air oxidation with Co-Br salts and self-made cocatalyst in the condition of nonsolvent was studied.
在自制催化剂及无溶剂存在的条件下用空气氧化3,4-二氯甲苯合成了3,4-二氯苯甲酸,并研究了影响反应的因素。
6) 2,6-dichlorotoluene
2,6-二氯甲苯
1.
methoxy-2-methylbenzoic acid was synthesized from 2,6-dichlorotoluene by methoxylation, Grignard reaction and hydrolization, its total yield and purity is 72%,99.
介绍了以2,6-二氯甲苯为原料,经醚化、格氏反应、水解三步反应合成3-甲氧基-2-甲基苯甲酸的合成工艺。
补充资料：氯二甲苯酚
分子式：
CAS号：
性质：又称氯洁酚，氯二甲苯酚。本品从苯中得白色结晶性粉末。酚味。可随水蒸气挥发。熔点114～116℃。沸点246℃。20℃时，1g溶于3L水。在热水中更稳定。95％乙醇中溶解度为1:1，溶于乙醚、苯、萜烯物质和碱液中。由对氯间甲苯酚为原料制得。为低毒酚类防腐剂、防霉剂、消毒和杀菌剂，对金黄色葡萄球菌和链球菌有效，对革兰氏阳性菌效果较差，对细菌芽孢无效。5％水溶液用于皮肤及创面消毒，2.5％水溶液用于妇科，0.5％冲洗阴道，1.44％酊剂用于手术前皮肤消毒，5％乙醇溶液用于器械消毒。制剂有霜剂、刺激剂、洗剂、水溶液、酊剂和乙醇溶液。副作用为偶可致过敏，产生皮肤湿疹。
CAS号：
性质：又称氯洁酚，氯二甲苯酚。本品从苯中得白色结晶性粉末。酚味。可随水蒸气挥发。熔点114～116℃。沸点246℃。20℃时，1g溶于3L水。在热水中更稳定。95％乙醇中溶解度为1:1，溶于乙醚、苯、萜烯物质和碱液中。由对氯间甲苯酚为原料制得。为低毒酚类防腐剂、防霉剂、消毒和杀菌剂，对金黄色葡萄球菌和链球菌有效，对革兰氏阳性菌效果较差，对细菌芽孢无效。5％水溶液用于皮肤及创面消毒，2.5％水溶液用于妇科，0.5％冲洗阴道，1.44％酊剂用于手术前皮肤消毒，5％乙醇溶液用于器械消毒。制剂有霜剂、刺激剂、洗剂、水溶液、酊剂和乙醇溶液。副作用为偶可致过敏，产生皮肤湿疹。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条