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512 Aktuelle Fachpublikationen zum Thema temperature

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ChemInform Abstract: A Ball‐Milling Strategy for the Synthesis of Benzothiazole, Benzimidazole and Benzoxazole Derivatives under Solvent‐Free Conditions.

09.04.2015 | Hemant Sharma, Narinder Singh, Doo Ok Jang, ChemInform, 2015

Abstract The synthesis of benzothiazoles, benzimidazoles, and benzoxazoles is performed at ambient temperature under solvent‐free conditions in a ball mill in relatively short reaction times.

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ChemInform Abstract: Growth and Characterization of Acentric BaHf(BO3)2 and BaZr(BO3)2.

02.04.2015 | Miroslaw Maczka, Katarzyna Szymborska‐Malek, Anna Gagor, Andrzej Majchrowski, ChemInform, 2015

Abstract Single crystals of BaHf(BO3)2 are grown on a Pt wire from BaHfO3 (3.5 mol%) solved in a BaB4O7 melt (1050 °C soaking temperature, 1000‐940 °C crystallization temperature gradient).

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ChemInform Abstract: Thermoelectric Properties of the Quaternary Chalcogenides BaCu5.9STe6 and BaCu5.9SeTe6.

02.04.2015 | Mohamed Oudah, Katja M. Kleinke, Holger Kleinke, ChemInform, 2015

Abstract The title compounds are prepared from the elements by heating to 773 K within 24 h, followed by cooling to 673 K over 200 h and finally to room temperature.

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ChemInform Abstract: Transition Metal‐Free Intermolecular α‐C—H Amination of Ethers at Room Temperature.

02.04.2015 | Ivan Buslov, Xile Hu, ChemInform, 2015

Abstract The title reaction uses hypervalent iodine as oxidant via a radical pathway.

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ChemInform Abstract: Recyclable Bi2WO6‐Nanoparticle Mediated One‐Pot Multicomponent Reactions in Aqueous Medium at Room Temperature.

02.04.2015 | Banoth Paplal, S. Nagaraju, Palakollu Veerabhadraiah, Kodam Sujatha, Sriram Kanvah, B. Vijaya Kumar, Dhurke Kashinath, ChemInform, 2015

Abstract Functionalized dihydropyridine (III), polyhydroquinoline (V), 4H‐chromene (VII), and 1H‐benzochromene (IX) derivatives are synthesized with good yields in short periods of time.

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ChemInform Abstract: Temperature Dependent Selective Synthesis of Linear 2‐Bromo and 2‐Alkoxyfuro[2,3‐b]quinolines: Reaction of 3‐(2,2‐Dibromovinyl‐)quinolin‐2(1H)‐ones with Alcoholic KOH.

26.03.2015 | Durgesh Nandini, Mrityunjaya Asthana, Kalpana Mishra, R. P. Singh, Radhey M. Singh, ChemInform, 2015

Abstract At 50 °C 2‐bromo‐substituted products are obtained which serve as substrates for Sonogashira and Heck coupling reactions.

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ChemInform Abstract: 1,1′‐Sulfinyldipyridinium Bis (Hydrogen Sulfate) Ionic Liquid: Synthesis and Application in the Temperature‐Influenced Synthesis of Novel Pyranopyrimidinediones and Pyranopyrimidinetriones.

26.03.2015 | Jayavant D. Patil, Suyog N. Korade, Dattaprasad M. Pore, ChemInform, 2015

Abstract At ambient temperature the reaction between 6‐amino uracil (I) and salicylaldehydes in ethanol provides pyranopyrimidinediones [cf.

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ChemInform Abstract: Cu(N‐Heterocyclic Carbene)chloride: An Efficient Catalyst for Multicomponent Click Reaction for the Synthesis of 1,2,3‐Triazoles in Water at Room Temperature.

19.03.2015 | Vishal B. Purohit, Sharad C. Karad, Kirit H. Patel, Dipak K. Raval, ChemInform, 2015

Abstract The catalyst is recyclable and reusable at least 3 times.

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ChemInform Abstract: Photo‐Organocatalysis of Atom‐Transfer Radical Additions to Alkenes.

19.03.2015 | Elena Arceo, Elisa Montroni, Paolo Melchiorre, ChemInform, 2015

Abstract The photochemical activity of a simple organic molecule enables the intermolecular atom‐transfer radical addition of haloalkanes onto olefins at ambient temperature and under illumination by a household light bulb is reported.

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ChemInform Abstract: Versatile Palladium‐Catalyzed C—H Olefination of (Hetero)arenes at Room Temperature.

12.03.2015 | Zhijie She, Yang Shi, Yumin Huang, Yangyang Cheng, Feijie Song, Jingsong You, ChemInform, 2015

Abstract The oxidative C—H cross coupling of arenes or hetarenes with linear or cyclic alkenes proceeds with the use of the in situ generated, highly electrophilic Pd‐species, e.g. [Pd(TFA)2].

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