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- isobutyl pyridine 异丁基吡啶
- Butadiene vinyl pyridine rubber latex. 丁二烯、乙烯基吡啶经乳液共聚制得的胶乳。
- Methacrylic acid isobutyl ester... 丙酯 英文名: Isobutyl methacrylate;
- Pyridine is a colorless chemical liquid. 吡啶是一种无色的化学液体。
- Isobutyl butyrate was synthesized by using gallium sulphate as the catalyst. 以硫酸镓为催化剂,正丁酸和异丁醇为原料合成了丁酸异丁酯。
- 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。
- Isobutyl acetate was synthesized by the esterification of acet ic acid with isobutyl alcohol using chitosan sulface as catalyst. 以壳聚糖硫酸盐为催化剂,由冰醋酸和异丁醇合成乙酸异丁酯。
- 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。
- The analysis results of gas chromatography showed that the isolates could metabolize isobutyl acetate to produce iso-butanol and butyric acid. 气相色谱的分析结果表明,该菌可降解醋酸异丁酯生成异丁醇和异丁酸。
- 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 new bimetallic basicity catalyst used for synthesis of methyl isobutyl ketone from acetone and hydrogen. 制备了常压下丙酮与氢气合成甲基异丁基酮的双金属碱性催化剂,并测定了其反应活性。
- 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
- Current situation at home and abroad,production methods and uses of methyl isobutyl ketone(MIBK) were described. 介绍了甲基异丁基酮(MIBK)国内外现状、生产方法和用途。
- 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 method for synthesis of isobutyl acetate based on ceric sulfate as catalyst was developed. 以冰醋酸、异丁醇为原料,硫酸高铈为催化剂合成乙酸异丁酯。
- 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 solvents we used were acetone,methyl ethyl ketone,methyl isobutyl ketone,ethyl acetate and vinyl acetate. 对丙酮、甲苯、丁酮、甲基异丁基酮、乙酸乙酯、醋酸乙烯酯等溶剂进行了评选。
- 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。
- Using anisole,nitromethane,acetone,methyl isobutyl ketone as the donors,four complex compounds were prepared. 采用苯甲醚、硝基甲烷、丙酮、甲基异丁基甲酮4种络合剂分别与三氟化硼合成出了4种络合物体系。
- 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。
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