Organic Phototransformations in Nonhomogeneous Media

Title Page......Page 1
Half Title Page......Page 3
Copyright......Page 4
ACS Symposium Series......Page 5
FOREWORD......Page 6
PdftkEmptyString......Page 0
PREFACE......Page 7
1 Surface Photochemistry: Temperature Effects on the Emission of Aromatic Hydrocarbons Adsorbed on Silica Gel......Page 8
Evidence for Surface Inhomogeneity......Page 9
Evidence for Motion on the Surface......Page 12
Dynamics on the Surface......Page 15
Summary and Conclusions......Page 22
Literature Cited......Page 26
2 Room Temperature Oxidations, Isotopic Exchanges, and Dehydrogenations over Illuminated Neat or Metal-Supporting Semiconductor Catalysts......Page 27
General remarks on the n-type semiconductors used in photocatalytic reactions......Page 29
Photocatalytic oxidations of organic compounds......Page 30
Interaction of illuminated n-type semiconductor oxides with O2 and NO......Page 33
Reactions over metal/semiconductor photocatalysts......Page 37
Literature Cited......Page 46
3 Semiconductor-Catalyzed Photoreactions of Organic Compounds......Page 49
Photocatalytic Oxidation of Olefins......Page 50
Factors Controlling the Reactivity of Olefins in the Photocatalyzed Oxygenation......Page 52
Photocatalyzed Isomerization of Unsaturated Systems......Page 54
Photocatalytic Oxygenation of Hydrocarbons......Page 55
Literature Cited......Page 59
4 Single Potential Step Electrogenerated Chemiluminescence A Nonradiative Method for the Production of Excited States......Page 62
Acknowledgments......Page 71
Literature Cited......Page 72
5 Controlled Organic Redox Reactivity on Irradiated Semiconductor Surfaces......Page 73
Basic Principles of Charge Separation......Page 74
Selectivity in Photoelectrochemical Reactions......Page 76
The Semiconductor Surface as a Reaction Template......Page 77
Surface Control of the Number of Electrons in a Redox Reaction......Page 79
Summary......Page 81
Literature Cited......Page 82
Phenothiazine......Page 83
N-Methyl-phenothiazine......Page 87
Chlorpromazine......Page 91
12-(10'-Phenothiazinyl)-Dodecyl-1-Sulfonate......Page 95
Acknowledgments......Page 99
Literature Cited......Page 100
7 Photosensitized Water Reduction Mediated by Semiconductors Dispersed in Membrane Mimetic Systems......Page 102
Semiconductors in Reversed Micelles......Page 104
Semiconductors in unpolymerized and polymerized surfactant vesicles......Page 106
Conclusion......Page 111
Literature Cited......Page 114
8 Organic Photochemical Reactions in Monolayers and Monolayer Systems......Page 115
Monolayers at the Air-Water Interface......Page 116
Monolayer Assemblies......Page 120
Conclusions......Page 124
Literature Cited......Page 125
9 Photolabeling of Neurotransmitter Receptor Sites in the Brain......Page 126
Criteria for Site-specific Photoaffinity Labeling......Page 128
Methods of Analysis of Photolabeled Receptor Sites......Page 131
Photoaffinity Labeling of Serotonin Uptake Sites Using 2-Nitroimipramine......Page 133
Photoaffinity Labeling of Striatal Dopaminergic Receptor Sites by Chlorpromazine......Page 139
Literature Cited......Page 144
10 Liquid-Crystalline Solvents as Mechanistic Probes The Properties of Ordered Chiral Media That Influence Thermal and Photochemical Atropisomeric Interconversions of 1,1'-Binaphthyl......Page 148
Experimental......Page 149
Results......Page 151
Discussion......Page 160
Literature Cited......Page 168
11 Photochemical and Thermal Reactions of Hydrophobic and Surfactant Stilbenes in Microheterogeneous Media......Page 172
The "Stilbene Probe" and Its Reactivity......Page 173
The Reactivity of Stilbene Probes in Detergent Micelles......Page 176
Detergent and Phospholipid Bilayer Vesicles (Liposomes)......Page 182
Host-Guest Inclusion Complex Formation between Surfactant Stilbenes and Amylose......Page 187
Summary......Page 188
Literature Cited......Page 189
12 Photosensitized Electron-Transfer Reactions in Organized Systems The Role of Synthetic Catalysts and Natural Enzymes in Fixation Processes......Page 192
Control of charge separation of the photoproducts.......Page 193
Multi-Electron Charge Relays......Page 198
Heterogeneous and Homogeneous Catalysis......Page 202
Enzymatic catalysis......Page 205
Conclusions......Page 207
Literature Cited......Page 209
13 Intrazeolite Photochemistry: Use of β-Phenylpropiophenone and Its Derivatives as Probes for Cavity Dimensions and Mobility......Page 211
Experimental......Page 212
Results and Discussion......Page 214
Literature Cited......Page 221
14 Polymer-Based Sensitizers for the Formation of Singlet Oxygen......Page 223
Electronic Absorption Spectra......Page 230
Quantum Yields of Singlet Oxygen Formation of Soluble Polymeric Rose Bengals in Solution......Page 234
Polymerization of Poly(styrene-vinylbenzyl chloride) Copolymer......Page 238
Quantum Yield Measurements of Singlet Oxygen Formation......Page 240
Literature Cited......Page 241
15 Steric Compression Control A Quantitative Approach to Reaction Selectivity in Solid State Chemistry......Page 243
Literature Cited......Page 255
16 Recent Advances in Organic Materials......Page 257
Brief Review of Poly(heterocycles)......Page 259
Solid State Photoeffects......Page 260
Conclusions and Outlook......Page 262
Literature Cited......Page 264
17 Photochemical Reactions in Oriented Systems......Page 266
Solid State Photochemistry......Page 267
Gas Solid Reaction: Photooxidation of Thioketones......Page 272
Photochemical Reactions in Cyclodextrins......Page 275
Acknowledgments......Page 280
Literature Cited......Page 283
18 Photoassisted Sonosynthesis of 1,2,3,4-Tetrakis(methylthio)hexafIuorobutane......Page 285
Experimental......Page 288
Results and Discussion......Page 290
Acknowledgments......Page 291
Literature Cited......Page 292
Author Index......Page 294
A......Page 295
C......Page 296
D......Page 297
F......Page 298
L......Page 299
O......Page 300
P......Page 301
Q......Page 302
S......Page 303
T......Page 304
Z......Page 305