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- pentyl pyridine 戊基吡啶
- Butadiene vinyl pyridine rubber latex. 丁二烯、乙烯基吡啶经乳液共聚制得的胶乳。
- Pyridine is a colorless chemical liquid. 吡啶是一种无色的化学液体。
- In this study,the microwave reaction of steari c acid and pentyl amine was investigated by FTIR spectroscopy. 本文利用红外光谱对硬脂酸和戊胺的微波反应进行了研究。
- If because of makes a movie becomes the boyfriend, I will have the feeling which one kind of Pentyl will not decide. 如果因为拍戏而成为男朋友,我会有一种不太安定的感觉。
- The fixation of CO2 carried out by these autotrophs, in addition to ATP, requires reduced pyridine nucleotide. 除ATP外,由这些自养生物进行的CO2固定,需要还原的吡啶核苷酸。
- The major metabolic pathways involved oxidation of the pentyl side chain to alcohols and acids with sequential cleavage of the terminal carbon. 主要代谢途径为:戊基支链末端的碳原子连续裂解而氧化为醇和酸。
- The pyridine was chemisorbed at both Lewis and Bronsted sites on the glass surface. 在玻璃表面上,吡定都是化学地吸收在路易斯和布朗斯特德位置上的。
- Pentyl avenue belongs to the peaceful area, several years ago, the peaceful area and neighboring Daowai District merge, become new Daowai District. 太安大街原属于太平区,几年前,太平区和相邻的道外区合并,成为新的道外区。
- Heterocylic aromatics such as pyridine and pyrimidines also give a somewhat similar set of bands in the 1600 cm region. 杂环芳香族结构类如吡啶、嘧啶类化合物在1600厘米-1(6.;25微米)区域也有相似的一组谱带。
- A pyridine derivative, C18H11NO3, occurring especially in cereals, yeast, liver, and fish and serving as a coenzyme in amino acid synthesis. 吡哆醇吡啶的衍生物,c18h11no3,尤其出现于谷类,酵母,肝脏和鳞中,作为氨基酸合成作用中的辅酶
- The synthetic methods of glutaraldehyde from pyridine, pyrane, 1,5-pentadiol, or cyclopentene, etc., are introduced. 介绍了戊二醛的合成方法,包括吡啶法、吡喃法、1,5-戊二醇法、环戊烯氧化法等。
- A semi-empirical LCAO-MO-AM 1 calculation is performed for some substituted pyridine N-oxide. 在LCAO-MO-AM1水平上计算了取代氧化吡啶的气相质子化能.
- The results indicate d that after mixing the two reactants together,pentyl ammonium stearate was crea ted and it formed acid-salt structure with the stearic acid remained. 结果表明:硬脂酸与戊胺等摩尔充分混合后,生成硬脂酸戊铵盐,体系中残存的少量硬脂酸与其戊铵盐形成酸盐结构。
- The typical K-F reagent has disadvantage of high poisonousness and pyridine malodor. 经典K-F试剂缺点是毒性大,且具有吡啶的恶臭。
- The result s also demonstrated that under microwave radiation,the pentyl ammonium stearate could be not only decomposed,but also dehydrated to form stearic pentyl amide. 在微波辐射下,硬脂酸戊铵盐有明显的分解反应,并可进一步脱水生成酰胺。
- The influence of chloride ions on SERS of PABA (p-aminobenzioc acid) and pyridine in Ag sol were discussed. 讨论氯离子对银胶体系中对氨基苯甲酸(PABA)和吡啶(pyr)的表面增强喇曼散射(SERS)效应的影响。
- We studied the recovery of the crude pyridine from coking plant waste water using the direct acid-cleaning method. 对氨水萃取脱酚溶剂(粗苯)直接酸洗回收粗吡啶进行了研究。
- Aming the synthetic methods of DMAP,the methad for preration of DMAP from pyridine and thiony chloride was studied. 在合成4二甲氨基吡啶的各种方法中,作者对以吡啶和氯化亚砜为原料的合成方法作了研究。
- Quinoline could be hydrogenated into tetrahydroquinoline, which would be cracked into pyridine, aniline and ammonia. 喹啉加氢生成四氢喹啉,四氢喹啉进一步裂化转化为吡啶、苯胺和氨。