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Keywords methyl 5 pyrazolone;ethyl acetoacetate;hydrazine hydrate;synthesis; 甲基-5-吡唑酮;乙酰乙酸乙酯;水合肼;合成;
Keywords iso nicotinic acid and 1 phenyl 3 methyl 5 pyrazolone spectrophotometric method;determination of cyanide; 关键词异烟酸-吡唑啉酮分光光度法;氰化物的测定;
Keywords europium;1 phenyl 3 methyl 4 acyl 5 pyrazolone;complex;fluorescence;; 铕;4-烷基酰代吡唑啉酮;配合物;荧光;
phenyl 3 methyl 4 benzoyl 5 pyrazolone 1-苯基-3-甲基-4-苯甲酰基-5-吡唑啉酮
Keywords phenyl 3 methyl 4 benzoyl 5 pyrazolone;glycine methyl ester;synthesis;crystal structure; 苯基-3-甲基-4-苯甲酰基-5-吡唑啉酮;甘氨酸甲酯;合成;晶体结构;
The EAG responses to 6 methyl 5 hepten 2 one, E 2 hexenol and methyl salicylate were significantly different between alate and apterous adult aphids of S. avenae. 麦长管蚜的有翅和无翅成蚜对 6 甲基 5 庚烯 2 酮、反 2 己烯醇和水杨酸甲酯的反应差异显著 ;
EAG responses of S.avenae to methyl salicylate, E 2 hexenal, E 2 hexenol, 6 methyl 5 hepten 2 one, 6 methyl 5 hepten 2 ol, and R. padi to methyl salicylate, E 3 hexenyl acetate, 6 methyl 5 hepten 2 one, 6 methyl 5 hepten 2 ol were stronger. 结果表明 :麦长管蚜对水杨酸甲酯、反 2 己烯醛、反 2 己烯醇、 6 甲基 5 庚烯 2 酮和 6 甲基 5 庚烯 2 醇的反应较强 ,禾谷缢管蚜对水杨酸甲酯、反 3 己烯乙酸酯、 6 甲基 5 庚烯 2 酮和 6 甲基 5 庚烯 2 醇的反应较强 ,并得到了剂量反应曲线。
Thus, treatment of 4 - pentenals with methoxy methylenetriphenylphosphin afforded a mixture of cis - and trans - enol ethers, which were oxidized by PCC to give methyl 5 - hexenates. 用甲氧基甲基三苯基膦处理4-戊烯醛类化合物生成烯基醚,PCC氧化所生成的烯醚则得到标题化合物,5-己烯酸甲酯类化合物。
Keywords 6 methyl 5 hepten 2 one;dehydrolinalool;acetylene;ammonia; 6甲基5庚烯2酮;脱氢芳樟醇;乙炔;液氨;
Keywords isoprene;6 methyl 5 heptene 2 one;addition reactor;design; 异戊二烯;甲基庚烯酮;加成反应器;设计;
Keywords methyl anisate;synthesis;anisic acid; 茴香酸甲酯;合成;茴香酸;
Keywords methyl isocyanate;by production;quantity; 甲基异氰酸酯;副产物;生成量;
Keywords methyl chlorosilane;silicone;petroleum; 甲基氯硅烷;有机硅;石油;
Keywords Methyl Silicane mineral oil defoamer; 甲基硅油;液体石蜡;消泡剂;
Keywords methyl isomaltuloside;isomaltulose;acid catalysis; 异蔗糖甲苷;异蔗糖;酸催化;
Keywords methyl carbamyl chloride;phosgene;accident;risk analysis.; 甲氨基甲酰氯;光气;事故;风险分析;
Keywords methyl n-phenyl carbamate;diphenylurea;recovering; 苯氨基甲酸甲酯;二苯脲;回收;
Keywords methyl cinnamate synthesis solid acid catalysis; 肉桂酸甲酯;合成;固体酸;催化;
Keywords Methyl ethers;selective;demethylation reagents; 甲基醚;选择性;去甲基试剂;
Keywords methyl 2 heptyl 1;3 dioxolane;synthesis;perfume; 甲基-2-庚基-1;3-二恶戊烷;合成;香料;正辛醛;1;2-丙二醇;