235 results on '"Viani, Fiorenza"'
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52. Stereoselective Synthesis of Fluorinated Isoxazolidines and 2,3-Dihydroisoxazoles: A Cycloadditive Route to Enantiomerically Pure Amino Fluoro Alcohols
53. ChemInform Abstract: Stereocontrolled Approaches to (+)‐ and (‐)‐γ‐Trifluoromethyl‐GABOB, a New Hydroxymethylene (Statine) Dipeptide Isostere.
54. Stereoselective Synthesis of the Pheromone (R)-(–)-Sulcatol, and Its Enantiopure (R)- and (S)-1-Mono-, -1,1-Di-, and -1,1,1-Trifluoro Analogues[1]
55. Experimental Evidence for Intramolecular Attractive Nonbonded C–F…H–C Interactions in 2′,3′-Dideoxy-4′-(fluoromethyl)nucleosides – Through-SpaceJCF andJHF NMR Coupling Constants, Correlation with Empirical Parameters of Solvent Polarity and Single-Crystal X-ray Structures
56. Stereocontrolled approaches to (+)- and (−)-γ-trifluoromethyl-GABOB, a new hydroxymethylene (statine) dipeptide isostere
57. Chiral sulfoxide controlled asymmetric additions to CN double bond. An efficient approach to stereochemically defined α-fluoroalkyl amino compounds
58. Synthesis of 3′-Arylsulfonyl-4′-[(diethoxyphosphoryl)difluoromethyl]thymidine
59. Synthesis and reactivity of enantiomerically pure 2-fluoromethyl-2-(1′-p-tolylsulfinyl)alkyl oxiranes
60. Highly diastereoselective methylene transfer from diazomethane to the carbonyl of β-keto sulfoxides. A general approach to synthetically versatile fluorine-containing chiral building blocks
61. Synthesis of selectively fluorinated molecules from dimethylsulfoxide, fluoroacetic acid esters and diazomethane
62. Mild α-fluorination of enantiomerically pure β-ketosulfoxides by F-TEDA-BF4
63. Stereoselective Additions of α-Lithiated Alkyl-p-tolylsulfoxides to N-PMP(fluoroalkyl)aldimines. An Efficient Approach to Enantiomerically Pure Fluoro Amino Compounds
64. Through-Space7JHF and6JCF Spin-Spin Couplings in 2′,3′-Dideoxy-4′-fluoroalkylnucleosides. The Role of Sugar Ring Conformation and Solvent Effect
65. Synthesis of Enantiomerically Pure 3′-Arylsulfonyl-4′-fluoromethyl-4′-(diethoxyphosphorylmethyl)thymidine Analogues
66. Fast-atom Bombardment Mass Spectrometry of Some Nucleoside Analogs
67. gem-Difluoro-cyclohexene and -cycloheptene derivatives through cyclization of gem-difluoroallyl radicals
68. Synthesis and reactions of enantiomerically pure chloromethyl oxiranes
69. Stereocontrolled synthesis of hydroxyethylamine isosteres via chiral sulfoxide chemistry
70. On the preparation of disymmetrized tris(hydroxymethyl) methanol equivalents
71. Synthesis of fluorinated chirons: Stereoselective oxirane formation by reaction of diazomethane on 1-fluoro-3-arylsulfinyl-2-propanone and ring opening by selected nucleophiles
72. Synthesis and use of (E)-1-ethoxy-3-fluoroalkyl-3-hydroxy-4-(4-methylphenylsulfinyl)but-1-enes
73. Influence of different ionization conditions on the mass spectrometric behaviour of some fluorinated acyclic nucleoside analogs
74. Synthesis of optically pure (R)- and (S)-α-trifluoromethyl-alanine
75. Chiral Sulphoxides in the Synthesis of Optically Pure Fluorosubstituted Compounds of Biological Interest
76. Stereoselective oxirane formation by reaction of diazomethane on 1-fluoro-3-[(4-methylphenyl)sulfinyl]-3-phenylpropan-2-one
77. Asymmetric synthesis of enantiomerically pure 4′-fluoroalkyl-2,3′-dideoxy nucleosides
78. New fluorinated chiral synthons
79. Synthetically useful C-4 fluorinated building blocks bearing a quaternary stereocentre
80. On the synthesis of optically pure monofluorocyclohexanol derivatives by the fluorinated sulfoxide chiron route
81. Optically pure and fluoro substituted carboacyclic nucleoside analogues
82. Asymmetric synthesis of gem-chlorofluorocyclopentane derivatives by intramolecular trapping of dihaloalkyl radicals
83. Optically pure and fluoro substituted acyclovir analogues
84. Asymmetric synthesis of 3-chloro-3-fluoro- and 3-fluoro-2,4-disubstituted tetrahydrofurans by the “fluorinated sulfoxide chiron” route
85. EPC synthesis of gem-difluorocyclopentane derivatives
86. A new versatile fluorinated C4 chiron
87. The preparation and use of new fluorinated chirons
88. Synthesis and pharmacological evaluation of enantiomerically pure 4-deoxy-4-fluoromuscarines
89. Asymmetric synthesis of trifluoro- and difluorochloro- methyl-containing epoxides
90. Electron impact mass spectrometry of ethyl esters of halogenated acetic acids
91. Synthesis of optically pure fluoro- and gem-chlorofluoro-cyclohexane derivatives by intramolecular trapping of dihaloalkyl radicals.
92. Intramolecular trapping of difluoroalkyl radicals by tethered olefin in the asymmetric synthesis of 2,4-disubstituted-3,3-difluorotetrahydrofurans
93. Unimolecular decomposition of M+˙ and [M + H]+ species of some fluorosubstituted acyclic nucleoside analogs
94. Asymmetric synthesis of trisubstituted gem-difluorocyclohexanes by intramolecular trapping of difluoroalkyl radicals.
95. Homochiral fluoroorganic compounds. Part 17. 2-(p-Tolylsulphinylmethyl)-3-fluorotetrahydro-pyrans and -furans through intramolecular oxymercuriation
96. An unusual HgCl rearrangement in electron impact mass spectrometry of some halomercurioalkyl derivatives
97. Through-Space 7 JHF and 6 JCF Spin-Spin Couplings in 2′,3′-Dideoxy-4′-fluoroalkylnucleosides. The Role of Sugar Ring Conformation and Solvent Effect.
98. Synthesis of both enantiomers of optically pure saturated and α,β-unsaturated γ-substituted γ-lactones from chiral sulphoxides. X-Ray molecular structure of (3R,4S)-4-methyl-4-t-butyl-3-(p-tolylthio)butanolide and of (3R,4R)-4-(cyclohex-1-enyl)-4-methyl-3-(p-tolylthio)butanolide
99. Unimolecular decomposition of M+˙ and [M + H]+ species of some fluorosubstituted acyclic nucleoside analogs.
100. Electron impact mass spectrometry of hemiterpenoid tricyclic quinoline alkaloids.
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