Browsing Organic Chemistry (OC) by Title
Now showing items 153-172 of 309
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One-Pot Synthesis Of Chiral Disulfides & Diselenides From α-Amino Acids Mediated By Ammonium Tetrathiomolybdate In Water
(Indian Institute of Science, 2007-03-27)We have described herein a convenient one-pot synthesis of lisulfides/diselenides from a-amino acids mediated by ammonium etrathiomolybdate in water. (Figure 1) (Figure) Figure 1 Transformation of α-amino acids ... -
Organic Transformations in Water : Synthetic and Mechanistic Studies towards Green Methodologies
(2018-04-12)This thesis entitled “Organic Transformations in Water: Synthetic and Mechanistic Studies towards Green Methodologies” is in two parts. Part-I describes various synthetic studies aimed at developing improved methodologies; ... -
Organocatalytic Cascade Cyclizations for the Enantioselective Synthesis of Spirooxindoles
(2018-06-18)The thesis entitled “Organocatalytic Cascade Cyclizations for the Enantioselective Synthesis of Spirooxindoles” is divided into three chapters. Chapter 1: Catalytic Enantioselective Michael Addition/Cyclization Cascade ... -
Organosulfur Reactions In Organic Synthesis With Tetrathiomolybdate
(Indian Institute of Science, 2005-04-27)Recent years have seen a dramatic expansion in synthetic and structural molybdenum - sulfur chemistry. The amplest binary Mo-S moiety in MO$ ion. The thromolybdates derived by sulfur substitution from the 0x0 analogue have ... -
Palladium Catalyzed Refunctionalizations of Olefins : Novel Strategies for Construction of C-C, C-Hetero Bonds and Homogeneous Hydrogenation
(2018-07-18)Chapter 1: Metal carbenoids in organic synthesis The chapter describes the phenomena of metal carbenoid insertion reactions in two parts: Part A, and Part B. The study of N-tosylhydrazones as diazo precursor was commenced ... -
pathways in aromatic oxidation mechanistic on the reactions of aromatic substrate with periodic acid
The thesis entitled "Pathways in Aromatic Oxidation – Mechanistic Studies on the Reactions of Aromatic Substrates with Periodic Acid" is divided into six chapters. The first chapter discusses the mechanisms of oxidation ... -
Photochemical studies on thiocarbonyl compounds
The thesis entitled "Photochemical Studies on Thiocarbonyl Compounds" consists of five chapters. The photochemical processes studied are Norrish Type I (?-cleavage) and photooxidation reactions. The thiocarbonyls chosen ... -
Photoluminescent Lanthanocholate Gel-Based Sensors for Human Well-Being
Lanthanide-based luminescent materials have emerged as highly promising in biosensing, primarily owing to the long lifetimes of lanthanides, which enable the efficient elimination of background signals during time-delayed ... -
Properties and Applications of Metal Cholate Hydrogels
This thesis presents a detailed study on the unusual properties of silver cholate, applications of lanthanide cholate gels, enhanced luminescence of lanthanides by water, and the mechanism of formation of these gels. ... -
Quinone studies
CHAPTER I First chapter contains a brief review on the oxidation-reduction potentials of quinones. Various factors like resonance energy, substituents, solvents and pH of the medium that influence the oxidation-reduction ... -
Radical and Lewis Acid Mediated Syntheses of Panaginsene, Indole-Fused Azabicyclo[3.3.1]Nonane and Davanoids
The thesis contains radical and Lewis acid-mediated syntheses of panaginsene, indole-fused azabicyclo[3.3.1]nonanes, and davanoids. The thesis includes three chapters; chapter-I contains the total synthesis of panaginsene, ... -
Reactions of vinamidines and benzotropones and dynamic processes in norbornene-7-ols
The research described in this thesis, entitled “Reactions of Vinamidines and Benzotropones and Dynamic Processes in Norbornen-7-ols”, reflects the diversified interests of the work that is being carried out in these ... -
Regioselective C-H Amidation Reactions using Directing Group Strategy and its Application in Organic Synthesis
The thesis represents an approach for the C-H bond activation using directing group strategy. The C-H activation happens through five/six-membered metallacycle through concerted metallation deprotonation. Further ... -
Regioselective Functionalization of Indoles using Directing Group Strategy : An Efficient Transition Metal Catalysis
(2018-02-07)The thesis entitled “Regioselective Functionalization of Indoles using Directing Group Strategy: An Efficient Transition Metal Catalysis” is divided into two sections. Section A, which is presented in three chapters, ... -
The Role of Liposomal Hybrids and Gold Nanoparticles in the Efficacious Transport of Nucleic Acids and Small Molecular Drugs for Cancer Nanomedicine
(2018-07-23)The thesis entitled “The Role of Liposomal Hybrids and Gold Nanoparticles in the Efficacious Transport of Nucleic Acids and Small Molecular Drugs for Cancer Nanomedicine” elucidates the preparation of various liposomal ... -
Ru (II)-Catalyzed C−H Activation: Amide-Directed 1,4-Addition of Ortho C−H Bond to Maleimides
Transition metal catalyzed functionalization of C-H bond to C-C bond is advantageous and atom economical. The use of directing groups is intended to overcome the challenges associated with the C-H activation such as low ... -
Ru(II)-catalyzed C-H activation: Amide-directed 1,4-addition of Ortho C-H bond to maleimides
Transition metal-catalyzed functionalization of C–H bond to C–C bond is advantageous and atom-economical. The use of directing groups is intended to overcome the challenges associated with C–H activation, such as low ... -
search for new reactions studies with aluminium iodide
The thesis entitled "Search for New Reactions – Studies with Aluminium Iodide" consists of five chapters. The first chapter explores the scope and limitations of aluminium iodide as an ether-cleaving reagent. Its usefulness ... -
Self-assembly of Luminescent Metal Nanoclusters, Supramolecular Bile salt based Gels and their Soft Nanocomposites
The thesis is based on the study of the self-assembly of multicolor luminescent nanoclusters, bile salt derived supramolecular gels and soft hybrid gel-nano composites