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solid-phase synthetic approach to the synthesis of azepine
ABSTRACT. Solidphase ... KEYWORDS : Solid-Phase synthesis, Heterocycles, Azepines, Solvent-free synthesis ..... ChemInform Abstract: Solid Phase Ring-.
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Silica Gel-Mediated Organic Reactions under Organic Solvent-Free
Sep 27, 2012 ... Abstract: Silica gel was found to be an excellent medium for some ... transformations under organic solvent-free conditions, such as (1) the ..... Typical procedure is given for the preparation of ethyl cinnamate: To ..... Heterocycles 2005, .... J.; Lamaty, F. Cheminform abstract: aza-Baylis-Hillman Reaction.
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An Efficient Synthesis of Pyrido[2,3-d]pyrimidine Derivatives via One
Jan 17, 2012 ... This efficient synthesis was done under microwave irradiation con- .... ration of heterocyclic compounds [41-45], a convenient, practical ... (1.0 mL) were used, also reaction was checked in solvent- free conditions at 120˚C respectively. All the ..... [31] S. Youssif and F. Z.Agili, “ChemInform Abstract: One-.
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ChemInform Abstract: 2-Chloro-1-methylpyridinium Iodide, and
ChemInform Abstract: 2-Chloro-1-methylpyridinium Iodide, and Efficient Reagent for the Conversion of Alcohols into Alkyl Thiocyanates Both ... of alcohols into alkyl thiocyanates both under solvent and solvent-free ... described as an excellent coupling reagent for peptide synthesis. 8 ... pounds such as sulfur heterocycles,.
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Stuctural Biodata
Catalyst Free Synthesis of Some Novel Trimethoxy-Quinoline-4-Carboxylic Acid. Derivatives .... Fuller's earth catalyzed rapid synthesis of bis(indolyl)methanes under solvent free .... ChemInform Abstract: Fused Quinoline Heterocycles. Part 9 .
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An Efficient and Expeditious Method for the Synthesis of Alkyl Oxo-1
Abstract: Series of alkyl oxo-1, 3-thiazolane-5-ylidene acetate derivatives were ... at ambient temperature' microwave irradiation under solvent-free conditions, ... to prepare five and six members of S and S, N heterocyclic ..... ChemInform. 14.
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ZSM-5-SO3H as a novel, efficient, and reusable catalyst for the
Abstract. ZSM-5 has been modified as supported sulfuric acid (ZSM-5-SO3H) ... Solvent-free organic synthesis for the preparation of small molecule libraries is ..... when ZSM-5-SO3H is used as catalyst, especially in the case of heterocyclic ...
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An Efficient Noncatalytic Protocol for the Synthesis of Trisubstituted
Jan 26, 2010 ... Abstract: An efficient and green procedure for the synthesis of 2, 4, 6-triaryl-1H- imidazole in polyethylene glycol under ... Moreover, the synthesis of heterocycles in polar solvents ..... (a) Mohammadi, A. A.; Mivechi, M.; Kefayati, H. ChemInform ... imidazoles under solvent free conditions at room temperature.
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PDF Plus - NRC Research Press
Heterocyclic. Communications 15. ... An Efficient and Solvent-Free Reaction for Synthesis .... ChemInform Abstract: REDUKTIVE C-ALKYLIERUNG 2. MITT.
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Synthesis and Pharmacological Screening of novel 1,5
Triazoles, like many other five membered heterocyclic compounds are used very often in .... solvent completely. .... and Cirrincione G: ChemInform Abstract: Pyrrolo[2,3- d][1,2 ... organic azides and terminal alkynes under solvent-free reaction ...
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Download this PDF file - Chemistry of Heterocyclic Compounds
[10] have published a rapid and efficient MW-assisted synthesis of ... solvent-free cyclization and oxidation steps readily take place in a domino process.
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Experimental and ab initio studies of the novel piperidine - arXiv.org
Mar 27, 2015 ... 106, 050010, Almaty city, Kazakhstan. Abstract. Synthesis routes of novel piperidine-containing .... hydroxybutynyl-1)-piperidin-4-ol in solvent-free reaction medium ..... Chemistry of Heterocyclic Compounds, 1971, Vol.7(5), pp.584-586. 2 . .... ChemInform Abstract: Some Aspects of the Acetylene Chemistry.
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Microwave Multicomponent Synthesis - MDPI.com
Dec 1, 2009 ... Abstract: In the manner that very important research is often performed by ... Multicomponent Reactions for the Synthesis of Heterocycles by ... to time/ temperature of microwave heating, solvent, catalyst ..... A high yielding, solvent free MMS of polyhydroquinoline derivatives employing nanosized Nickel.
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Hypervalent iodine(III) reagents in organic synthesis - Arkivoc
Abstract. This review summarizes the chemistry of hypervalent iodine(III) .... heterocycles 6 and 7 was published in Current Organic Synthesis in 2005.1k ..... A solvent-free, solid-state version of this reaction is carried out by simple grinding of.
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Knoevenagel condensation of some 5-substituted furan - Sphinxsai
Abstract: A series of heterocyclic compounds of 5-(5-R-furfurylidene)- creatinine were prepared and screened ... synthesis to prepare cumarins and its derivatives, .... 1- Sebti, S.Rhihil A.,Saber A.,1995- ChemInform ... solvent-free conditions.
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Keyphrase Definitions - FIZ Chemie
DEFINITIONS: "Aryl" includes aromatic heterocycles; "alkyl" includes benzyl, .... Reactions describing the preparation of a scavenger resin .... an abstract will have this keyphrase; library size, yield/purity ranges etc. should .... includes, e.g., cleavages of N-substituted amides to give the free amide ..... as solvent or co- solvent.
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Dr. Anamik Shah - Gujarat Vidyapith - Ahmedabad
Study of Some Bioactive Synthesis Heterocycles. Vijay Virsodia ..... Fuller's earth catalyzed rapid synthesis of bis(indolyl)methanes under solvent free condition,. Naval Kapuriya .... ChemInform Abstract: Fused Quinoline Heterocycles. Part 9.
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New Insights into Mechanism of Molybdenum(VI - ACS Publications
May 31, 2016 ... The calculated activation free energy barrier of the rate-determing step was 24.1 kcal/mol for .... structures under solvent conditions.189 The final Gibbs energies ..... Compounds. In Transition Metals for Organic Synthesis: Building Blocks ... (17 ) Corey, J. Y. Cheminform Abstract: Reactions of Hydrosilanes.
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Title of the abstract, centered, in bold face, using 14 pt Times New
Synthesis and biological activity of effective gem- hydroxyl α-amino bisphosphonate. .... Exploiting Ce(III) salt properties in the synthesis of polysubstituted heterocycles ..... supramolecular organisation by changing the polarity of the solvent:4 in chloroform .... The research has been extended also to metal-free preparation.
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A convenient approach to the design and synthesis of indolo[3,2-c
a I. Postovsky Institute of Organic Synthesis, Ural Division, Russian Academy of Sciences, ... a b s t r a c t ... fused heterocycles, which are widely distributed in Nature, espe- cially in .... solvents was performed on the synthesis of coumarin 7a . ..... obtained free of charge from the Cambridge Crystallographic Data Centre via.
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