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- Keywords cinnamyl alcohol;3 chloro 1 phenylpropene;chlorination;kinetic control reaction;triethylamine; 肉桂醇;3-氯-1-苯丙烯;三乙胺動(dòng)力學(xué)控制反應;合成;
- The synthesis of 2 amino 4 methylamino 6 chloro 1,3,5 triazine by amination and methylamination from cyanuric chloride in one reaction system was described. 研究了在同一反應器中由三聚氯氰經(jīng)氨化、甲胺基化合成2氨基4甲胺基6氯三嗪的方法。
- The synthesis of 2 amino 4 methylamino 6 chloro 1,3,5 triazine by amination and methylamination from cyanuric chloride in one reaction system was described. The results showed that the yield was 93%. 研究了在同一反應器中由三聚氯氰經(jīng)氨化、甲胺基化合成2氨基4甲胺基6氯三嗪的方法。確定其優(yōu)惠反應條件,產(chǎn)品收率可高達93%25。
- A study was made on the application of dimethyl silicone oil,propanetriol and 1,2 propanediol to decrease the modulus of MVQ vulcanizate. 探討了用增塑劑二甲基硅油、丙三醇和1，2-丙二醇降低甲基乙烯基硅橡膠（MVQ）硫化膠模量的途徑。
- The target compound was synthesized from 1 bromo 3 chloro propane by amination and Grignard reaction with ethyl orthoformate. [方法 ]以 1-溴 - 3-氯丙烷為原料 ,胺化后 ,與原甲酸三乙酯進(jìn)行格氏加成反應 ,得目標化合物。
- The chlorinated drinking water (CDW) extracts and 3 chloro 4-(dichloromethyl) 5 hydroxy-2(5H)-Furanone (MX) were administered to Wistar rats by gavage to study the influence of CDW and MX on the lipidperoxidation (LPO) and glutathion (GSH). 采用 Wistar大鼠灌胃染毒方法 ,觀(guān)察氯化飲水有機提取物和氯化副產(chǎn)物 3 -氯 - 4 - (二氯甲基 ) - 5 -羥基 - 2 ( 5氫 ) -呋喃酮 (簡(jiǎn)稱(chēng) MX)對大鼠組織脂質(zhì)過(guò)氧化作用 ( L PO)及谷胱甘肽 ( GSH)含量的影響。
- Keywords Anti tussis medicine;Enantiomeric separation;1 phenylpiperazine;S （-） 3 （4 phenyl 1 piperazinyl） 1;2 propanediol;Synthesis; 鎮咳藥;苯基哌嗪;左旋羥丙哌嗪;合成;手性拆分;
- Keywords gas chromatography;extraction;epichlorohydrin;1;3 dichloropropanol;micro organic impurity;3 chloro 2 hydroxypropyl trimethyl ammonium chloride; 氣相色譜法;萃取;環(huán)氧氯丙烷;1;3二氯丙醇;微量有機雜質(zhì);3氯2羥丙基三甲基氯化銨;
- Keywords pyruvaldehyde;bromination;oxidation;acetone;1;2 propanediol; 丙酮醛;溴代;氧化;丙酮;1;2-丙二醇;
- Keywords modified coal active carbon;cyclohexanone 1;2 propanediol ketal; 改性活性炭;環(huán)己酮1;2-丙二醇縮酮;
- Keywords Cationic starch;3 chloro 2 hydroxypropyltrimcthyl ammonium acetate （CHPTMA）;Epihalohydrin; 陽(yáng)離子淀粉;3-氯-2-羥丙基三甲基醋酸銨;環(huán)氧氯丙烷;
- Keywords alkylglucoside;3 chloro 2 hydroxypropyl trialkylammonium halide;epichlorohydrin;N;N dimethyl dodecylamine; 烷基糖苷;3-氯-2-羥丙基三烷基季胺鹽;環(huán)氧氯丙烷;N;N-二甲基十二烷基胺;
- Keywords bromination;propiophenone;3 chloro propiophenone;6 methoxy 2 propionylnaphthane;6 methoxy 2 acetylnaphthane;4 methoxyacetophenone;acetophenone;cupric bromide; 溴化反應;苯丙酮;間-氯苯丙酮;6-甲氧基-2-丙?；?6-甲氧基-2-乙?；?對-甲氧基苯乙酮;苯乙酮;溴化銅;
- Is the match on at 2 pm or 3 pm? 比賽是下午2時(shí)還是3時(shí)開(kāi)始?
- Jaeger test type number 1,2,3, etc. 耶格近距視力(試)標型(近視力表)1、2、3等
- The elevator doesn't stop at floor 1, 2 and 3. 電梯在一、二、三樓不停。
- Divide 2 into 7, and the answer is 3, remainder 1. 7 除以 2，商3余 1。
- Can you count backwards from 5? Yes, 5, 4, 3, 2, 1. 你能從5倒著(zhù)數嗎?可以，。
- The farmer paid 3 laborers to gather the crop. 農場(chǎng)主雇傭3名工人收割莊稼。
- These fish vary in weight from 3 lb to 5 lb. 這些魚(yú)的重量從3磅到5磅不等。
