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Content 3.2 Reaction scheme 149 3.3 Plausible reaction mechanism 152 3.4 Experimental 154 3.5 Physical data tables 159 3.6 Spectral discussion 162 3.6.1 Mass spectral study 162 3.6.2 IR spectral study 166 3.6.3 1 H & 13 C NMR spectral study 167 3.6.4 Elemental analysis 171 3.7 Analytical data 172 3.8 Results and discussion 176 3.9 Conclusion 177 3.10 Spectral representation of synthesized compounds 178 CHAPTER – 4 STUDIES ON DIFFERENT TYPES OF REACTIONS ON PYRAZOLE CORE STRUCTURE 4.1 Introduction to pyrazole aldehydes 188 4.2 Introduction to oxindole 190 4.2.1 Physical properties of oxindole 190 4.2.2 Synthesis of oxindole 191 4.2.3 Synthetic oxindoles as enzyme inhibitors 193 4.3 Introduction to coumarin 199 4.3.1 Synthesis of 4-hydroxycoumarin 199 4.3.2 Biological activities associated with 4-hydroxycoumarin derivatives 200 4.3.3 Introduction to coumarinyl chalcones 201 4.3.4 Chalcones of 3-acetyl-4-hydroyxcoumarin 205 4.4 Introduction to chromane diones 208 4.5 Use of 4-hydroxycoumarin in dihydropyrimidine synthesis 213 4.6 Aim of current work 216 4.7 Reaction scheme 218 4.8 Plausible reaction mechanism 222 4.9 Experimental 224 Department of Chemistry, Saurashtra University, Rajkot – 360 005 3
Content 4.10 Physical data tables 230 4.11 Spectral discussion 235 4.11.1 Mass spectral study 235 4.11.2 IR spectral study 240 4.11.3 1 H & 13 C NMR spectral study 242 4.11.4 Elemental analysis 245 4.12 Analytical data 245 4.13 Results and discussion 252 4.14 Conclusion 253 4.15 Spectral representation of synthesized compounds 254 4.16 References 264 CHAPTER – 5 SYNTHESIS AND CHARACTERIZATION OF SOME NOVEL MANNICH BASES OF ARYL AMINO COUMARINS 5.1 Introduction to arylaminocoumarins 277 5.2 Biological activities associated with 4-arylaminocoumarins and its derivatives 284 5.3 Mannich reaction on 4-hydroxycoumarin 288 5.4 C-Mannich bases of arylaminocoumarins 288 5.5 Aim of current work 290 5.6 Reaction scheme 292 5.7 Plausible reaction mechanism 293 5.8 Experimental 294 5.9 Physical data tables 296 5.10 Spectral discussion 298 5.10.1 Mass spectral study 298 5.10.2 IR spectral study 301 5.10.3 1 H & 13 C NMR spectral study 301 5.10.4 Elemental analysis 303 5.11 X-ray crystal structure of DNJ-1003 304 5.12 Analytical data 308 5.13 Results and discussion 312 Department of Chemistry, Saurashtra University, Rajkot – 360 005 4
Page 1 and 2: Saurashtra University Re - Accredit
Page 3 and 4: Statement under O. Ph. D. 7 of Saur
Page 6 and 7: ACKNOWLEDGEMENT It is a moment of g
Page 8 and 9: Jignesh Lunagariya, Hitesh Sarvaiya
Page 10 and 11: CONTENT Content General Remarks 6 A
Page 14 and 15: 5.14 Conclusion 313 5.15 Spectral r
Page 16 and 17: MF Molecular Formula MW Molecular W
Page 18 and 19: GABA Gamma Amino Butyric Acid MES M
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Page 22 and 23: Part-A Studies on 2-methyl indoline
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Chapter - 2 Microwave assisted simp
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Part - B Studies on isatin derivati
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CHAPTER - 3 PREPARATION OF SMALL LI
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Chapter - 3 Preparation of small li
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CHAPTER - 4 STUDIES ON DIFFERENT TY
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Chapter - 4 Studies on different ty
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Chapter - 5 Synthesis and Character
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Chapter - 6 Biological evaluation o
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Summary Synthesis and biological pr
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Summary Synthesis and biological pr
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Conferences / Seminar / Workshop At
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