표제지
국문요약
목차
I. 서론 16
II. 실험 24
A. 시약 및 기기 24
B. Sydnone유도체의 합성 24
1. 3-Phenylsydnon의 합성 24
2. 4-Bromo-3-phenylsydnone의 합성 25
3. 4-Formyl-3-phenylsydnone의 합성 26
4. 3-Phenylsydnone-4-carboxylic acid의 합성 26
5. 3,4-Diphenylsydnone의 합성 28
C. Pyrazole 유도체의 합성 28
1. 3-Phenylpyrazole-1,5-dimethylcarboxylate의 합성 28
2. 3-Phenylpyrazole-5-methylcarboxylate의 합성 28
3. 3,5-Diphenylpyrazole의 합성 30
D. 자외선 분광 분석법에 의한 흡광도 측정 30
III. 결과 및 고찰 32
A. 3-Phenylsydnone 및 그 유도체의 확인과 생성반응메카니즘 32
B. 흡광도의 측정 및 이용 45
C. Cycloaddition 반응의 반응속도 51
D. 4번 위치 탄소의 치환체와 반응메카니즘 59
E. 속도상수와 열역학적 인자 63
IV. 결론 67
참고문헌 69
부록 73
ABSTRACT 111
Table 1. First-order rate constant k for the reaction of 3-phenylsydnone... 53
Table 2. Thermodynamic parameters for the reaction of 3-phenyl-... 65
Table 3. Thermodynamic parameters for the reaction of 3-phenyl-... 66
Table A-1. Calculation of first-order rate constant for the... 74
Table A-2. Calculation of first-order rate constant for the... 75
Table A-3. Calculation of first-order rate constant for the... 76
Table A-4. Calculation of first-order rate constant for the... 77
Table A-5. Calculation of first-order rate constant for the... 78
Table A-6. Calculation of first-order rate constant for the... 79
Table A-7. Calculation of first-order rate constant for the... 80
Table A-8. Calculation of first-order rate constant for the... 81
Table A-9. Calculation of first-order rate constant for the... 82
Table B-1. Calculation of first-order rate constant for the... 83
Table B-2. Calculation of first-order rate constant for the... 84
Table B-3. Calculation of first-order rate constant for the... 85
Table B-4. Calculation of first-order rate constant for the... 86
Table B-5. Calculation of first-order rate constant for the... 87
Table B-6. Calculation of first-order rate constant for the... 88
Table B-7. Calculation of first-order rate constant for the... 89
Table B-8. Calculation of first-order rate constant for the... 90
Table B-9. Calculation of first-order rate constant for the... 91
Table C-1. Calculation of first-order rate constant for the... 92
Table C-2. Calculation of first-order rate constant for the... 93
Table C-3. Calculation of first-order rate constant for the... 94
Table C-4. Calculation of first-order rate constant for the... 95
Table C-5. Calculation of first-order rate constant for the... 96
Table C-6. Calculation of first-order rate constant for the... 97
Table C-7. Calculation of first-order rate constant for the... 98
Table C-8. Calculation of first-order rate constant for the... 99
Table C-9. Calculation of first-order rate constant for the... 100
Table D-1. Calculation of first-order rate constant for the... 101
Table D-2. Calculation of first-order rate constant for the... 102
Table D-3. Calculation of first-order rate constant for the... 103
Table D-4. Calculation of first-order rate constant for the... 104
Table D-5. Calculation of first-order rate constant for the... 105
Table D-6. Calculation of first-order rate constant for the... 106
Table D-7. Calculation of first-order rate constant for the... 107
Table E-1. Calculation of first-order rate constant for the... 108
Table E-2. Calculation of first-order rate constant for the... 109
Table E-3. Calculation of first-order rate constant for the... 110
Fig.1. IR Spectum of 3-phenylsydnone (KBr). 35
Fig.2. NMRSpectrum of 3-phenylsydnone (CDCl₃). 36
Fig.3. IR Spectrum of 4-bromo-3-phenylsydnone (KBr). 37
Fig.4. NMR Spectrum of 4-bromo-3-phenylsydnone (CDCl₃). 38
Fig.5. IR Spectum of 4-formyl-3-phenylsydnone (KBr). 39
Fig.6. NMR Spectum of 4-formyl-3-phenylsydnone (CDCl₃). 40
Fig.7. IR Spectum of 3-phenylsydnone-4-carboxylic acid (KBr). 41
Fig.8. NMR Spectum of 3-phenylsydnone-4-carhoxylic acid (CDCl₃). 42
Fig.9. IR Spectum of 3,4-diphenylsydnone (KBr). 43
Fig.10. NMR Spectum of 3,4-diphenylsydnone (CDCl₃). 44
Fig.11. UV Spectra of 10x10-4 M...[이미지참조] 46
Fig.12. UV Spectra for thc reaction... 47
Fig.13. Concentration calibration curve... 48
Fig.14. UV Spectra of 4.0x10-5M pyrazole...[이미지참조] 49
Fig.15. UV Spectra of 4.0x10-5M pyrazole...[이미지참조] 50
Fig.16. -In k vs. I/T plot for the reaction of... 54
Fig.17. -In k vs. I/T plot for the reaction of... 55
Fig.18. -In k vs. I/T plot for the reaction of... 56
Fig.19. -In k vs. I/T plot for the reaction of... 57
Fig.20. The plot of logA(absorbance) vs. time for the... 58