RECENT ADVANCES IN ORGANIC CHEMISTRY

By JOSHUA JONES

CONTENTS 1 MECHANISTIC ASPECTS OF THE ISOMERIZATION OF Z-VINYLIC TELLURIDES DOUBLE BONDS IN THE SYNTHESIS OF POTASSIUM Z-VINYLTRIFLUOROBORATE SALTS 2 THE ROLE OF HETEROGENEOUS CHEMISTRY OF VOLATILE ORGANIC COMPOUNDS: A MODELING AND LABORATORY STUDY 3 TOTAL SYNTHESIS OF THE INDOLIZIDINE ALKALOID TASHIROMINE 4 APPLICATION OF STIR BAR SORPTIVE EXTRACTION TO ANALYSIS OF VOLATILE AND SEMIVOLATILE ORGANIC CHEMICALS OF POTENTIAL CONCERN IN SOLIDS AND AQUEOUS SAMPLES FROM THE HANFORD SITE 5 ANALOGUES OF AMPHIBIAN ALKALOIDS: TOTAL SYNTHESIS OF (5R,8S,8AS)-(-)-8-METHYL-5-PENTYLOCTAHYDROINDOLIZINE (8-EPI-INDOLIZIDINE 209B) AND [(1S,4R,9AS)-(-) -4- PENTYLOCTAHYDRO-2H-QUINOLIZIN-1-YL]METHANOL 6 AN EFFICIENT PREPARATION, SPECTROSCOPIC PROPERTIES, AND CRYSTAL STRUCTURE OF 1,1-BIS(4-[2-(DIMETHYLAMINO)ETHOXY]PHENYL)-2- (3-GUAIAZULENYL)ETHYLENE 7 CHARACTERIZING THE FORMATION OF SECONDARY ORGANIC AEROSOLS 8 COMBINING TWO-DIRECTIONAL SYNTHESIS AND TANDEM REACTIONS, PART 11: SECOND GENERATION SYNTHESES OF (±)-HIPPODAMINE AND (±)-EPI-HIPPODAMINE 9 ACCELERATIONS IN THE LACTONIZATION OF TRIMETHYL LOCK SYSTEMS ARE DUE TO PROXIMITY ORIENTATION AND NOT TO STRAIN EFFECTS 10 UNEXPECTED DEGRADATION OF THE BISPHOSPHONATE P-C-P BRIDGE UNDER MILD CONDITIONS 11 SYNTHESIS OF BENZO[B]FLUORENONE NUCLEI OF STEALTHINS 12 SHAPE-PERSISTENT MACROCYCLES WITH INTRAANNULAR ALKYL GROUPS: SOME STRUCTURAL LIMITS OF DISCOTIC LIQUID CRYSTALS WITH AN INVERTED STRUCTURE 13 PART 1 REDUCTION OF S-ALKYL-THIONOCARBONATES AND RELATED COMPOUNDS IN THE PRESENCE OF TRIALKYLBORANES/AIR 14 PART 2 MECHANISTIC ASPECTS OF THE REDUCTION OF S-ALKYL- THIONOCARBONATES IN THE PRESENCE OF TRIETHYLBORANE AND AIR 15 PART 3 TRIETHYLBORANE-AIR: A SUITABLE INITIATOR FOR INTERMOLECULAR RADICAL ADDITIONS OF S-2-OXOALKYL-THIONOCARBONATES (S-XANTHATES) TO OLEFINS 16 CATALYTIC OXIDATIVE CLEAVAGE OF C=N BOND IN THE PRESENCE OF ZEOLITE H-NAX SUPPORTED CU(NO3)2, AS A GREEN REAGENT 17 A DIVERGENT ASYMMETRIC APPROACH TO AZA-SPIROPYRAN DERIVATIVE AND (1S,8AR)-1-HYDROXYINDOLIZIDINE 18 FLEXIBLE SYNTHESIS OF POISON-FROG ALKALOIDS OF THE 5,8-DISUBSTITUTED INDOLIZIDINE-CLASS II: SYNTHESIS OF (-)-209B, (-)-231C, (-)-233D, (-)-235B”, (-)-221I, AND AN EPIMER OF 193E AND PHARMACOLOGICAL EFFECTS AT NEURONAL NICOTINIC ACETYLCHOLINE RECEPTORS 19 A NOVEL, ONE-STEP PALLADIUM AND PHENYLSILANE ACTIVATED AMIDATION FROM ALLYL ESTER ON SOLID SUPPORT 20 THE FIRST ORGANOCATALYTIC CARBONYL-ENE REACTION: ISOMERISATION- FREE C-C BOND FORMATIONS CATALYSED BY H-BONDING THIO-UREAS 21 SYNTHESIS AND BIOLOGICAL EVALUATION OF 7-O-MODIFIED FORMONONETIN DERIVATIVES 22 EXPEDIENT SYNTHESES OF THE N-HETEROCYCLIC CARBENE PRECURSOR IMIDAZOLIUM SALTS IPR HCL, IMES HCL AND IXY HCL 23 CS2CO3 /[BMIM]BR AS AN EFFICIENT, GREEN, AND REUSABLE CATALYTIC SYSTEM FOR THE SYNTHESIS OF N-ALKYL DERIVATIVES OF PHTHALIMIDE UNDER MILD CONDITIONS 24 CONFORMATIONAL RIGIDITY OF SILICON-STEREOGENIC SILANES IN ASYMMETRIC CATALYSIS: A COMPARATIVE STUDY 25 PHOTOCHROMISM OF DIHYDROINDOLIZINES PART XI: SYNTHESIS OF NOVEL CARBON-RICH PHOTOCHROMIC DIHYDROINDOLIZINES-BASED POTENTIAL ELECTRONIC DEVICES 26 8-EPI-SALVINORIN B: CRYSTAL STRUCTURE AND AFFINITY AT THE K OPIOID RECEPTOR 27 EFFECT OF TRANSANNULAR INTERACTION ON THE REDOX-POTENTIALS IN A SERIES OF BICYCLIC QUINONES 28 THREE-COMPONENT ONE-POT SYNTHESIS OF NOVEL BENZO[B] 1,8-NAPHTHYRIDINES CATALYZED BY BISMUTH(III) CHLORIDE 29 THE VICINAL DIFLUORO MOTIF: THE SYNTHESIS AND CONFORMATION OF ERYTHRO- AND THREO-DIASTEREOISOMERS OF 1,2-DIFLUORODIPHENYLETHANES, 2,3-DIFLUOROSUCCINIC ACIDS AND THEIR DERIVATIVES 30 THE INFLUENCE OF TRAFFIC AND WOOD COMBUSTION ON THE STABLE ISOTOPIC COMPOSITION OF CARBON MONOXIDE 31 REDUCTION OF ARENEDIAZONIUM SALTS BY TETRAKIS(DIMETHYLAMINO) ETHYLENE (TDAE): EFFICIENT FORMATION OF PRODUCTS DERIVED FROM ARYL RADICALS