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- The experimental study on the preparation of p hydroxybenzaldehyde by p cresol oxidation has been carried out in this work. 研究了对甲酚经空气氧化合成对羟基苯甲醛反应过程。
- In this paper,the research progress on preparation and separation of p hydrobenzaldehyde by p cresol is discussed in details. 阐述了对甲酚催化氧化法合成对羟基苯甲醛的制备及分离工艺研究进展和发展趋势。
- P tolyl phenyl acetate is synthesized with Benzeneacetic acid and p cresol under presence of 4 dimethylaminopyridine(DMAP) and dicyclohexylcarbodiimide(DCC) at room temperature. 苯乙酸和对甲酚在二环己基碳二酰亚胺(DCC)存在下,用4-二甲氨基吡啶(DMAP)作催化剂合成苯乙酸对甲苯酯,反应时间短,反应条件温和,后处理容易,产率
- P tolyl phenyl acetate is synthesized with Benzeneacetic acid and p cresol under presence of 4 dimethylaminopyridine(DMAP) and dicyclohexylcarbodiimide(DCC) at room temperature.The yield is 91 6%? 苯乙酸和对甲酚在二环己基碳二酰亚胺(DCC)存在下,用4-二甲氨基吡啶(DMAP)作催化剂合成苯乙酸对甲苯酯,反应时间短,反应条件温和,后处理容易,产率高
- P tertiarg butyl phenol and P cresol phenol appeaced to be good enhancers, which can increase the emission intensity obviously at least 20 times, and effectively prolong the luminescence tim... 实验证明,对位酚类衍生物,如:对叔丁基苯酚,对甲苯酚的发光增强作用明显,其发光效率可上升几十倍,发光时间也获得有效延长。
- Keywords Encapsulated metal porphyrin;Molecular sieve;Phenylethylene;p Cresol;Oxidation; 诱捕的金属卟啉;分子筛;苯乙烯;对甲酚;氧化;
- Keywords P tertiary butyl phenol;P cresol horseradish peroxidase;Luminol;Hydrogen peroxide; 对叔丁基苯酚;对甲苯酚;鲁米诺;过氧化氢;辣根过氧化物酶;
- Keywords benzeneacetic acid;p cresol;dicyclohexylcarbodiimide;4 dimethyl aminopyridine;p tolyophenyl acetate; 苯乙酸;对甲酚;二环已基碳二酰亚胺;4-二甲氨基吡啶;苯乙酸对甲苯酯;
- 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。
- AB and CD intersect at (the point) P. AB线和CD线在P点相交。
- The time now is 10:00 p, m, sharp. 现在的时间是晚上10点整。
- p ' cresol 对甲酚
- The "d" in "grandpa" has been lost by assimilation to "p". "grandpa"中的"d"因受"p"的同化而不发音。
- Brown liquid ,mainly consist of phenol ,cresol and xylenol etc. 棕褐色液体，主要由苯酚，甲酚和二甲酚等组成。
- The light now shining on P is called incident ray. 射到P点的光叫做入射光线。
- The children were told to mind their P's and Q's. 孩子们被嘱应小心谨慎。
- She has at last come into her own as p pop-singer. 她终于使自己成为一名流行歌曲演唱家。
- How do you pronounce p - h - l - e - g - m ? 你怎样读“p-h-l-e-g-m”这个单词?
- P>Passionate love is a quenchless thirst. 热烈的爱情是不可抑制的渴望。
