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Development of Novel and Efficient Methods for the Synthesis of N-, O-, and S-containing Heterocyclic Compounds

Abstract第5-6页
摘要第7-16页
1 Heterocyclic Compounds:A Brief Literature Review第16-50页
    1.1 General Introduction第16页
    1.2 Benzothiazoles/Benzimidazoles第16-26页
        1.2.1 Biological Profile of Benzothiazoles第16-17页
        1.2.2 Biological Profile of Benzimidazoles第17-18页
        1.2.3 General Methods for the Preparation of Benzothiazoles/Benzimidazoles第18-21页
        1.2.4 Classical Methods for the Synthesis of Benzothiazoles/Benzimidazoles第21-24页
        1.2.5 Metal-Free Methods for Benzothiazoles and Benzimidazoles第24-25页
        1.2.6 Synthesis of Benzothiazoles/Benzimidazoles from 2-Aminothiophenols/Anilines and β-Diketones第25-26页
    1.3 Benzoxazoles第26-34页
        1.3.1 Biological Profile of Benzoxazoles第26-27页
        1.3.2 General Methods for the Synthesis of Benzoxazoles第27-31页
        1.3.3 Classical Methods for the Synthesis of Benzoxazoles第31-33页
        1.3.4 Synthesis of Benzoxazoles from 2-Aminophenols and β-Diketones第33-34页
    1.4 Isoquinolones第34-47页
        1.4.1 Biological Profile of Isoquinolones第34-35页
        1.4.2 Classical Methods for the Synthesis of Isoquinolone第35-38页
        1.4.3 Transition-Metal Catalyzed Synthesis of Isoquinolones第38-47页
        1.4.4 Synthesis of Isoquinolone Derivatives from 2-Halobenzonitriles and Ketones第47页
    1.5 Topic Selection and Research Motivation第47-50页
2 Convenient Synthesis of Benzothiazoles and Benzimidazoles through Br(?)nsted Acid-Catalyzed Cyclization of 2-Amino thiophenols/anilines with β-Diketones第50-65页
    2.1 Introduction第50-51页
    2.2 Experimental Section第51-57页
        2.2.1 Materials and Instruments第51-53页
        2.2.2 Representative Procedure for the Synthesis of Benzothiazoles第53页
        2.2.3 Representative Procedure for the Synthesis of Benzimidazoles第53-54页
        2.2.4 Characterization Data for All Products and Intermediate第54-57页
    2.3 Results and Discussion第57-63页
        2.3.1 Screening the Reaction Conditions for Benzothiazole Synthesis第57-58页
        2.3.2 Substrate Scope Extension for Benzothiazoles第58-60页
        2.3.3 Substrate Scope Extension for Benzimidazoles第60-63页
    2.4 Reaction Mechanism第63-64页
    2.5 Summary第64-65页
3 Synthesis of Benzoxazoles from 2-Aminophenols and β-Diketones Using a CombinedCatalyst of Br(?)nsted Acid and Cuprous Iodide第65-78页
    3.1 Introduction第65页
    3.2 Experimental Section第65-70页
        3.2.1 Materials and Instruments第65-66页
        3.2.2 Representative Procedure for the Synthesis of Benzoxazoles第66-67页
        3.2.3 Characterization Data for All Products, Side Products and Intermediates第67-70页
    3.3 Results and Discussion第70-75页
        3.3.1 Screening the Conditions for Benzoxazole Synthesis第70-72页
        3.3.2 Substrate Scope Extension for Benzoxazoles第72-75页
    3.4 Reaction Mechanism for Benzoxazole Synthesis第75-77页
    3.5 Summary第77-78页
4 Isoquinolone Synthesis through S_NAr Reaction of 2-Halobenzonitriles with Ketonesfollowed by Cyclization第78-93页
    4.1 Introduction第78页
    4.2 Experimental Section第78-83页
        4.2.1 Materials and Instruments第78-80页
        4.2.2 Representative Procedure for the Synthesis of Isoquinolones第80页
        4.2.3 Characterization Data for All Products第80-83页
    4.3 Results and Discussion第83-91页
        4.3.1 Screening the Conditions for Isoquinolone Synthesis第83-86页
        4.3.2 Scope for the Cyclization of 2-Bromobenzonitrile with Various Ketones第86-89页
        4.3.3 Scope for the Cyclization of 2-Halobenzonitriles with Aromatic Ketones第89-91页
    4.4 Reaction Mechanism第91-92页
    4.5 Summary第92-93页
5 Conclusion第93-94页
6 Innovation Points and Future Horizons第94-96页
    6.1 Innovation Points第94页
    6.2 Future Horizons第94-96页
References第96-104页
Copies of NMR Spectra of Some Selected Compounds第104-114页
Published Academic Papers during PhD Period第114-115页
Acknowledgement第115-116页
About the Author第116-118页

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