全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Guangke He , Mingdang Li ...
来源:[J].Chemical Engineering Journal(IF 3.473), 2017, Vol.325, pp.169-175Elsevier
摘要:Abstract(#br)A highly efficient jet loop reactor with ceramic membrane as a separator for a continuous three-phase system was developed to enhance the mass and heat transfer of ammoximation via TS-1 microspheres. It was interesting to find that the jet loop reactor could inc...
作者:Guangke He , Yang Xi ...
来源:[J].Catalysis Communications(IF 2.915), 2018, Vol.108, pp.46-50Elsevier
摘要:Abstract(#br)A green and efficient one-pot method has been developed for the synthesis of low-carbon chain nitroalkanes via a novel TS-1 catalyzed tandem oxidation of ketones with H 2 O 2 and NH 3 . The tandem reaction including ammoxidation, oximation and oxidation of oxime...
作者:... Yang Xi , Guangke He , Hongjun Zhu
来源:[J].Tetrahedron Letters(IF 2.397), 2016, Vol.57 (17), pp.1873-1876Elsevier
摘要:Abstract(#br)The trifluoroacetic acid (TFA) mediated hydration of ynamides was developed, which is an efficient approach for the synthesis of N -monosubstituted amides. This convenient method is effective with a wide range of substrates under room temperature condition, and the p...
作者:... Xiaodong Jin , Guangke He , Hongjun Zhu
来源:[J].Research on Chemical Intermediates(IF 0.88), 2015, Vol.41 (9), pp.6033-6039Springer
摘要:Abstract(#br)A synthetic method for 2-formylcyclopent-2-enecarboxylic acid is described. This procedure comprises two steps. The first step is a [2 + 2] cycloaddition reaction, and the second step is a hydrolysis and ring-opening reaction. A plausible mechanism of the hydrolysis ...
作者:... Rui Liu , Guangke He , Hongjun Zhu
来源:[J].Research on Chemical Intermediates(IF 0.88), 2015, Vol.41 (8), pp.5797-5808Springer
摘要:Abstract(#br)The herbicide carfentrazone-ethyl ( 1 ) was prepared by a new and improved synthetic method. The common and inexpensive reagent ethyl acrylate was employed to replace commercially unavailable ethyl 3-hydroxy-2-methylenebutanoate, which was used in the synthetic ...
作者:Guangke He , Liang Zhao ...
来源:[J].Talanta(IF 3.498), 2013, Vol.106, pp.73-78Elsevier
摘要:Abstract(#br)A rapid, simple and real-time colorimetric assay for detecting phosphate anions (PO 4 3− ) in aqueous solution was developed. The method was based on a novel functionalized gold nanoparticles (MPTP-Zn-AuNPs), which was synthesized by the ligand-exchange reaction...
作者:Guangke He , Shifan Wang
来源:[J].Journal of Luminescence(IF 2.144), 2013, Vol.143, pp.566-573Elsevier
摘要:Abstract(#br)Several novel disubstituted benzene-bridged bisimidazole derivatives ( 3a – 3h ) were prepared and characterized. Their optical properties, crystal structures and quantum chemical calculations were also investigated. The UV–vis spectra observed ( λ Abs max ...
作者:Guangke He , Jin Chang ...
来源:[J].Dyes and Pigments(IF 3.532), 2012, Vol.95 (3), pp.679-688Elsevier
摘要:Abstract(#br)The synthesis and properties of a series of new 3,8,13-substituted triindole derivatives 1a – 1e are reported. The 3,8,13-substituted triindoles were thermally robust with high decomposition temperatures (≥405 °C) and high melt transitions (219 °C–373 °C). ...
作者:Guangke He , Peng Jiang ...
来源:[J].Journal of Luminescence(IF 2.144), 2013, Vol.134, pp.566-575Elsevier
摘要:Abstract(#br)Several novel 6,7,14,15-tetrahydro-benzo[1,2-c:4,5-c′]diacridine derivatives ( 1a – 1h) were synthesized in this study. Compounds 1a – 1h were thermally robust with high decomposition temperatures (≥359.5 °C) and high melting points (223.7 °C–452.2 °C)...
作者:Guangke He , Chunling Fu , Shengming Ma
来源:[J].Tetrahedron(IF 2.803), 2009, Vol.65 (38), pp.8035-8042Elsevier
摘要:Abstract(#br)The fluorohydroxylation of allenyl phosphine oxides with Selectfluor in commercial MeCN without prior treatment or a mixed solvent of anhydrous MeCN (refluxed over CaH 2 and distilled before use) and 7.0 equiv of H 2 O or MeNO 2 /H 2 O=10/1 afforded 2-fluoro-3-hydrox...

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