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- chloro propanediol 氯代丙二醇
- Propanediol solution is effective antifreeze agent. 丙二醇的水溶液是有效的抗冻剂。
- Conclusion:Quercetin monosulfate in combination with 5’ chloro 5’ deoxyadenosine h... 结论:槲皮素单硫酸酯与5’-氯-5’-脱氧腺苷具有协同抗血小板聚集的作用。
- Abstract: 2 - Chloro - 5 - chloromethylpyridine is an importantintermediates of the pesticide and the pharmacology. 文摘:2-氯-5-氯甲基吡啶是农药和医药的重要中间体。
- Researches in propanediol methyl ether synthesis catalysts were reviewed in this paper. 综述了丙二醇甲醚合成催化剂研究的最新进展。
- Chloro - 5 - chloromethylpyridine is an importantintermediates of the pesticide and the pharmacology. 氯-5-氯甲基吡啶是农药和医药的重要中间体。
- In this paper the chemistry of hydroformylation of 1, 3 - propanediol from ethylene oxide was summarized . 介绍了环氧乙烷羰基合成1,3-丙二醇过程中的化学特性;
- The synthcses of 2 - mercapto benzimidazole and 3 - chloro prpyne were also discusscd. 再由2-巯基苯并咪唑和3-氯丙炔在丙酮溶剂中合成2-炔丙基巯基苯并咪唑。
- The reactions of p chloro nitrobenzene with phenolates were performed by means of microwave irradiation. 本文采用了微波辐射法,用酚盐和对氯硝基苯反应,合成了多种二苯醚类化合物(图1)。
- A new type of apple ester-B is synthesized by condensation reaction of ethyl acetoacetate and 1,2- propanediol,Using Fe 3+ -UR as catatlyst. 以Fe3 + - UR 为催化剂,催化乙酰乙酸乙酯和1 ,2 - 丙二醇缩合反应合成了新型香料苹果酯- B。
- A study was made on the application of dimethyl silicone oil,propanetriol and 1,2 propanediol to decrease the modulus of MVQ vulcanizate. 探讨了用增塑剂二甲基硅油、丙三醇和1,2-丙二醇降低甲基乙烯基硅橡胶(MVQ)硫化胶模量的途径。
- 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-氯丙烷为原料 ,胺化后 ,与原甲酸三乙酯进行格氏加成反应 ,得目标化合物。
- The promotion action of ionic liquid as an accelerant in synthesizing benzaldehyde ethanediol acetal and benzaldehyde propanediol acetal was studied. 摘要以离子液体为促进剂,强酸性聚苯乙烯732催化了苯甲醛与两种二元醉的缩醛反应。
- P chloro DL phenylalomine, a specific inhibitor of tryptophan hydrozylase, could not influence the levels of Try and 5 HTP. 分别用3H-5-HTP和3H-5-HT培养虫体,则有3H-5-HT、3H-5-HIAA和3H-5-HIAA生成。
- Propanediol bisoleate were synthesized from oleic acid and 1,3-propanediol using p-toluene sulfonic acid as the catalyst. 以对甲苯磺酸为催化剂,油酸和1,3-丙二醇为原料合成了1,3-丙二醇油酸双酯。
- The palladium (Pd) catalysts for the hydrogenation of 1,3-dichloropropene to 1,3- propanediol were prepared by dipping process. 采用浸渍法制备了用于1,3-二氯丙烯基团保护加氢生产1,3-丙二醇的催化剂。
- The Product was preparcd hy 2 - mercapto bcnzimidazole and 3- chloro propyne in propanonc as solvent without phase transfer catalyst. 先由邻苯二胺和二硫化碳合成2-巯基苯并咪唑,炔丙醇和三氯化磷合成3-氯丙炔;
- Barium Stearate is the stabilizer for PVC and the copolymer of chloro ethylene with excellent lubricity and long-term thermal stability. 本品为聚氯乙稀及聚乙烯共聚物的热稳定剂,具有优良的润滑性,长期耐热性好。
- New utilizations were introduced in this paper,such as 1,3- propanediol,dihydroxy acetone,1,2- propanediol,epichlorohydrin. 介绍了甘油新的开发应用,包括1,3-丙二醇、二羟基丙酮、1,2-丙二醇和环氧氯丙烷的制备研究及应用。
- The experiment results show that tinidazole gel is stable in the mixed solvents of propanediol and ethanol with antioxider. 结果表明,以丙二醇和乙醇作替硝唑的混合溶媒,并配以抗氧剂获得质量稳定的替硝唑凝胶。
