2-Aryl-3-N-acetyl-1,3,4-oxazolines(3a~3h) were synthesized by cyclization between acetic anhydride and benzoyl hydrazone from 4methoxybenzoyl hydrazin and arylaldehydes.
4-甲氧基苯甲酰肼与芳醛反应得到相应的酰腙(2),2与乙酸酐脱水环化合成了标题化合物,其结构经1H NMR,IR,MS和元素分析表征。
Bis(indolyl)methanes can be prepared rapidly in several minutes and in good yields from indole with arylaldehydes or imine under microwave irradiation using molecular iodine on neutral alumina as a catalyst.
在无溶剂微波辐射下,芳醛或亚胺在中性三氧化二铝吸附的单质碘催化下快速地与吲哚发生亲电取代反应制得双吲哚甲烷衍生物(收率70%~97%),其结构经1HNMR,IR和元素分析表征。
Eight 14-alkyl(aryl)-14H-dibenzoxanthenes were synthesized from β-naphthol and alkyl(aryl)aldehydes using sodium hydrogen sulfate as the catalyst in a solvent-free media.
以β-萘酚,芳醛为原料,硫酸氢钠为催化剂,在无溶剂条件下合成了8个14-烷基(芳基)-14H-二苯并[a,j]氧杂蒽类化合物,其结构经1H NMR和IR表征。
By the condensation of 3 trifluoromethyl 4 amino 5 mercapto 1,2,4 triazole with various aromatic acids or aldehydes in different reaction condition, eighteen new 1,2,4 triazole derivatives containing trifluoromethyl were obtained.
以 3 三氟甲基 4 氨基 5 巯基 1,2 ,4 三唑为原料 ,在不同反应条件下与取代苯甲酸或芳醛缩合 ,得到 15个含三氟甲基均三唑衍生物 ,利用元素分析 ,IR ,1HNMR和MS确定了这些化合物的组成与结
In this work, the catalytic behaviours of Mn(Ⅲ)-porphyrin in the oxidation of aromaticaldehydes with NaOCl as oxidant under two-phase condition have been investigated.
我们前文研究了在金属四苯基卟啉存在下,用分子氧氧化芳醛的过程,金属卟啉的催化作用
Synthesis of Z(E)-ethyl 3-oxo-2-(4-phenyl-1,3-dithiolan-2-ylidene)butanoate and its condensation reaction with arylaldehydes;
2-(1-苯基-1，2-亚乙二硫基)亚甲基-3-羰基丁酸乙酯的合成及其与芳醛的缩合反应
Studies on the Condensation Reaction of α,α-Diacetyl Ketene Dithioacetals with Arylaldehydes;
α,α-二乙酰基二硫缩烯酮和芳醛的缩合反应研究
Study of synthesis of 3-(4-phenyl-1,3-dithiolan-2-ylidene)pentane-2,4-dione and its condensation reaction with arylaldehydes;
3-(4-苯基-1，3-二硫戊环-2-亚甲基)-2，4-戊二酮的合成及其与芳醛的缩合反应
A series of indeno[2,3-b]quinoline-5,11-diones were synthesized by the one-pot three component reaction of aromatic aldehydes, 1,3-indanedione and enaminones in acetic acid.
以芳醛、1,3-茚二酮、烯胺酮为原料,冰醋酸为溶剂,三组分一锅法合成了一系列茚并[2,3-b]喹啉类化合物。
A series of 9-aryl-1,8-dioxo-9H-dibenzo[c,h]-2,7,10-trioxanthenes were synthesized by the reac- tion of 4-hydroxycoumarin with aromatic aldehyde, ethanol as energy transfer agent under microwave irradiation.
以芳醛、4-羟基香豆素为原料,乙醇为能量转移剂,在微波辐射下一步合成了一系列9-芳基-1,8-二氧代-9H-二苯并[c,h]-2,7,10-三氧杂蒽,反应在4～8min内完成,产率57%～97%。
The ionic liquid 1-butyl-3-methylimmidazolium tetrafluoroborate ([bmim]BF_4) efficiently promoted synthesis of a variety of N-arylidene-4-aminoantipyrines from corresponding aromatic aldehydes and 4-aminoantipyrine at room temperature,and the yield was up to 73%～94%.
离子液体能有效地在室温条件下促进一系列芳醛与4-氨基安替比林反应,以73%~94%产率生成相应的席夫碱。
The effect of steric hindrance and electron on aromatic aldehydes reduced by BER;
BER还原芳醛的位阻效应和电子效应
A series of 4-arylidene-2-phenyloxazol-5-ones were synthesized by the reaction of aromatic aldehydes with hippuric acid under microwave irradiation without catalysis.
以芳醛、马尿酸为原料在无催化剂条件下经微波辐射合成了一系列 4 芳亚甲基 2 苯基唑 5 酮 。
Two kinds of new Schiff base containing thiocarbamide group were synthesized by condensation of the substituted aromatic aldehydes with 4-allyl-3-thiosemicarbazone.
由芳醛与4-烯丙基-3-硫代氨基脲缩合制得了两种含硫Schiff碱配体。
Synthesis of Aromatic Aldehyde and Gelator's Design and Synthesis;
芳醛的合成及凝胶因子的设计及合成
Aromatic nitriles undergo hydrozirconation with Schwartz reagent under mild conitions.
芳腈在温和条件下进行锆氢化反应,所得产物经水解得到芳醛;
Polymer-supported N-heterocyclic Carbene-rhodium Complex Catalyst for the Addition of Arylboronic Acids to Aldehydes;
聚合物负载的铑-N-杂环卡宾催化剂的合成及其对芳基硼酸与芳醛加成反应的催化作用
L-Proline-derived Chiral N-heterocyclic Carbene-Rh Complex as Catalyst for the Addition of Arylboronic Acids to Arylaldehydes;
L-脯氨酸衍生的手性N-杂环卡宾-铑络合物催化芳基硼酸和芳醛的加成反应研究
α,β-Unsaturated ketones can be synthesizedby the condensation of α-halo ketones with aro-matic aldehydes in the presence of sodium hy-drotelluride.
在碲氢化钠存在下,α-卤代酮可与芳醛缩合生成α,β-不饱和酮。
Study on the Halogenation of Aromatic Compounds and Synthesis of Aromatic Aldehydes in the Water Phase
水相中芳香族化合物卤代及芳香醛合成的研究
Iodine catalyzed Mannich reaction of aromatic ketones with aromatic aldehydes and aromatic amines:three component one-pot synthesis of β-Amino ketone derivatives;
碘催化芳香酮、芳香醛和芳香胺的Mannich反应:三组分“一锅法”
Pinacol Coupling of Aromatic Aldehydes and Ketones Induced by Low Valent Vanadium or Titanium;
低价钒钛诱发芳香醛酮的片呐醇偶联
Cannizzaro Reaction of Aromatic Aldehydes under Ultrasound;
超声辐射下芳香醛的Cannizzaro反应
Study of FeCl_3-catalyzed addition of diethylzinc to aryl aldehydes
FeCl_3催化Et_2Zn与芳香醛的加成反应研究
Inhibition Effect of Aromatic Aldehydes on Cold Rolled Steel in H_3PO_4 Solution
芳香醛在磷酸中对冷轧钢的缓蚀作用
Studies on the Oxidation of Aromatic Aldehyde Hydrazones and Aldazines with Organo-iodine (III) Reagents;
三价有机碘试剂对芳香醛腙及醛连氮氧化反应的研究
Study on the Catalytic Asymmetric Addition of 1-ethynylcyclohexene to Aldehydes and Ketones;
环己烯乙炔对芳香醛和芳香酮的催化不对称加成反应研究
Studies on Palladium-Catalyzed Reactions of N-Tosyl-Arylimines or Arylglyoxals with Arylboronic Acids
钯催化的芳基硼酸与磺酰亚胺及芳甲酰甲醛的反应研究
Rare Earth Methanesulfonate Catalyzed Mannich Reaction of Acetophenone,Aromatic Aldehyde and Aromatic Amine
稀土甲基磺酸盐催化苯乙酮、芳香醛和芳香胺的Mannich反应
The Study of Aromatic Aldehydes Reacted with the Activated Methyl of Enaminones;
芳香醛与烯胺酮羰基α位甲基缩合反应的研究
Study on Low Viscosity and High Char Yield Phenolic Resins Modified by Calixarenes;
杯芳烃改性低粘度高残炭酚醛树脂的研究
Synthesis,crystal structure and optical limiting properties of fluorenone-aromatic aldehyde-dihydrazone
芴酮-芳香醛-双腙的合成、晶体结构及光限幅性能