IRIS
SANCASSAN, FERNANDO
 Distribuzione geografica
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Continente #
EU - Europa 6.363
Totale 6.363
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Nazione #
IT - Italia 6.363
Totale 6.363
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Città #
Genova 4.329
Genoa 771
Rapallo 753
Vado Ligure 502
Bordighera 8
Totale 6.363
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Nome #
A new route to thiopyran S,S-dioxide derivatives via an overall ring-enlargement protocol from 3-nitrothiophene 187
alpha-Oxohydrazones as Imine Component in the Synthesis of 4-Functionalized Azetidinones by the Staudinger Reaction 173
Butadienic building blocks from 2-nitrothiophene as precursors of nitrogen heterocycles: intriguing dichotomic behavior 154
Access to 2,3-diaryl-4-nitrothiochroman S,S-dioxides from 3-nitrobenzo[b]thiophene 146
Differential substituent effects in 4-X-acetophenones and 4-X-2,6-dimethylacetopheno¬nes: basicity constants (pKBH+) and 17O chemical shifts 137
From β-nitrothiophenes to ring-fused nitrobenzenes: an overall ring-enlargement process via a facile, aromatization-driven, thermal 6π electrocyclization 136
Access to 5,5’-diaryl substituted 4,5,4’,5’-tetrahydro[3,3’]bi-isoxazolyl 2,2’-dioxides, 4,5,4’,5’-tetrahydro[3,3’]bi-isoxazolyls and [3,3’]biisoxazolyls via an initial ring-opening of 3,4-dinitrothiophene 134
Easy access to 4-nitrothiochroman S,S-dioxides via ring-enlargement from 3-nitrobenzo[b]thiophene 133
Lanthanide Induced Shifts (LIS) in structural and conformational analysis 129
Oxidative nucleophilic substitution of hydrogen versus ring-opening in the reaction of 4-R-2-nitrothiophenes with amines. The crucial effect of 4-alkyl groups 124
Protonation of some 4-substituted benzamides and 2,6-dimethylbenzamides 118
Substituent effects on one-bond 13C-13C NMR coupling constants between the carbonyl carbon and C1 in methyl benzoates. Is there a dependence on pi-bond-order changes? 117
Nitrobutadienes from β-Nitrothiophenes: Valuable Building-Blocks in the Overall Ring-Opening / Ring-Closure Protocol to Homo- or Hetero-cycles 117
Conformational analysis. Part 24. A lanthanide-induced-shift (LIS) NMR investigation of aromatic ketones. Lutetium versus lanthanum reagents in probing diamagnetic complexation shifts 115
Conformational analysis. Part 30. The conformational analysis of some lactones by the lanthanide induced shift (LIS) technique 115
Ring-opening/Ring-closing protocols from nitrothiophenes: six-membered versus unusual eight-membered sulfur heterocycles through Michael-type addition on nitrobutadienes 111
On the nature of resonance interactions in substituted benzenes. Part 3. A 13C nuclear magnetic resonance study of substituent effects in 4-substituted benzamides and methyl benzoates in dimethyl sulphoxide 111
Structure of 4-Methoxy-2,6-dimethylbenzamide 111
Conformational analysis. Part 42. A modelling and LIS/NMR investigation of the conformations of some aromatic SO compounds 110
New Synthetic Routes to Heterocycles from the ring-openingof 2- or 3-nitrothiophenes 109
A novel approach to the evaluation of the importance of steric and electronic effects in SNAr reactions: a computational, thermodynamic and 1H and 13C NMR study of "Meisenheimer-type" adducts in the benzo[b]thiophene series 108
2,3-Dinitro-1,3-butadienes as versatile building-blocks from the ring-opening of 3,4-dinitrothiophene 101
Access to ring-fused homo- and hetero-aromatic derivatives via an initial ring-opening of 3-nitro-4-(phenylsulphonyl)thiophene 101
Nitrobutadienes from β-nitrothiophenes: valuable building-blocks in the overall ring-opening / ring-closure protocol to homo- or hetero-cycles 99
13C Nuclear magnetic resonance study on the nature of resonance interactions in 4 substituted benzonitriles, acetophenones, and methyl benzoates 95
Dinitrobutadienic Building-Blocks from the Ring-Opening of 3,4-Dinitrothiophene: New Perspectives 94
Omo- ed Etero-cicli da Building-blocks Nitrovinilici: Nitrotiocromani e Tiocromanoni dal 3-Nitrobenzo[b]tiofene 93
Basicity (pKBH+) and acidity constants (pKa*) of some 3-X-, 4-X-, and 2,6-dimethyl-4-X-benzoic acids 93
Versatile nitrobutadienic building-blocks from the ring opening of 2- and 3-nitrothiophenes 90
17O vs 13C NMR chemical shifts as effective indicators of π-electron-density distribution in hindered methyl benzoates 90
On the Variegate Behaviour of 3-, 4-, and 5-alkyl Substituted 2-Nitrothiphenes Towards Nucleophiles 89
Homo and Hetero-cycles via the Ring-Opening / Ring-Closure Protocol from 2-Nitrothiophene. 88
A theoretical and NMR lanthanide‐induced shift (LIS) investigation of the conformations of lactams. 87
Structure of methyl 2,6-dimethyl-4-methoxybenzoate 86
Original Syntheses of Polyfunctionalized N-Heterocycles: in Search for New Pharmacologically-active Molecules 85
On the nature of resonance interactions in substituted benzenes. II. 13C NMR Investiga¬tions on aryl 4-X-benzoates 83
Cyclic tetramers from 3,5-disubstituted 4-hydroxybenzenesulfonyl chlorides. A conformational study 83
Ring-opening / Ring-closure Behaviour of Nitroactivated Thiophenes and Benzothiophenes. Experimental Results and Related Theoretical Calculations 82
Nitrobutadienes From the Ring-Opening of 2-Nitrothiophene: Electronic Effects on their Application as Precursors of Homo- and/or Hetero-cycles 81
Building-block polifunzionalizzati dall’apertura d’anello del 3,4-dinitrotiofene: nuove prospettive applicative nella sintesi organica 81
Synthesis of Homo- and Hetero-cycles via Ring-Opening / Ring-Closure Processes Exploiting the non-Benzenoid Behaviour of β-Nitrothiophenes 80
Reazioni di 2-nitrotiofeni con ammine secondarie 79
Building-block polifunzionalizzati dall’apertura d’anello del 3,4-dinitrotiofene: nuove prospettive applicative nella sintesi organica. 77
Nuovo approccio sintetico a isossazoline N-ossido 3,4- e 3,5-disostituite a partire da una iniziale apertura d’anello del 2-nitrotiofene 77
Alfa-ossoidrazoni nella sintesi di azetidinoni 4-funzionalizzati attraverso la reazione di Staudinger. 76
Atom transfer radical cyclization of O-allyl-2,2-dichlorohemiacetal acetates: an expedient method to dichloro-gamma-lactones 74
Elettrociclizzazione ed addizione di Michael: dicotomia di comportamento nel processo di chiusura d’anello di building-blocks nitrobutadienici. 73
Sintesi di composti eterociclici mediante espansione d’anello di nitrotiofeni: 3-aril-4-nitrotiocromani e 3-aril-4-tiocromanoni S,S-diossidi dal 3-nitrobenzo[b]tiofene. 73
Substituent effects on the gas-phase basicities of 4-X-acetophenones and 4-X-2,6-dimethylacetophenones: a comparison with solution basicities 72
Conformational analysis. Part 41. A modelling and LIS/NMR investigation of the conformation of alpha,beta-unsaturated carbonyl compounds 71
Nuovo approccio sintetico a isossazoline n-ossido 3,4- e 3,5-disostituite a partire da una iniziale apertura d’anello del 2-nitrotiofene. 71
Nitrobutadieni derivati dall’apertura d’anello del 2-nitrotiofene: effetti elettronici nella loro applicazione come precursori di composti omo ed eterociclici. 68
Reazioni di 2-nitrotiofeni con ammine secondarie 65
Building-block polifunzionalizzati dall’apertura d’anello del 3,4-dinitrotiofene: nuove prospettive applicative nella sintesi organica 65
Sintesi di composti eterociclici mediante espansione d’anello di nitrotiofeni: 3-aril-2-fenil-4-nitrotiocromani S,S-diossidi dal 3-nitrobenzo[b]tiofene. 64
Sintesi di omo- ed etero-cicli mediante processi di apertura / chiusura d’anello a partire da nitrotiofeni. 63
Spiro-Meisenheimer adducts in the thiophene series: interdependence of 13C NMR and thermodynamic data 63
Omo- ed Etero-cicli da Building-blocks Nitrobutadienici: Dicotomia di Comportamento di (Metilsolfonil)nitrobutadieni Derivanti dall’Apertura d’Anello di β-Nitrotiofeni 61
Reazioni d’espansione d’anello a partire da β-nitrotiofeni: una versatile metodologia per la sintesi di derivati omo- ed etero-ciclici. 60
New synthetic routes to heterocycles from nitrothiophenes: Diels‐Alder processes on nitrobutadienes. 60
Functionalyzed Pyrazoles via Ring-opening / Ring-closing Protocols from Nitrothiophenes. 59
Reazioni di 2-nitrotiofeni con ammine secondarie. 58
Dinitrobutadienic Building-Blocks from the Ring Opening of 3,4-Dinitrothiophene: New Perspectives 56
Nuove trasformazioni di building-blocks dinitrobutadienici derivanti dall’apertura d’anello del 3,4-dinitrotiofene. 56
Lanthanide-Induced Shifts (LIS) in Structural and Conformational Analysis (Update) 55
Sintesi di omo- ed etero-cicli attraverso processi di apertura/chiusura d’anello che sfruttano il comportamento non-benzenoide di β-nitrotiofeni 54
Reazioni di espansione d’anello a partire da β-nitrotiofeni: una versatile metodologia per la sintesi di derivati omo- ed etero-ciclici 54
Nitrobuthadienes from the Ring-Opening of 2-Nitrothiophene: Applications as Precursors of Homo- and/or Hetero-cycles 52
On the Polyhedral Behaviour of Some Substituted 2-Nitrothiophenes with Different Nucleophiles 51
Nuovo approccio sintetico a isossazoline N-ossido 3,4- e 3,5-disostituite a partire da una iniziale apertura d’anello del 2-nitrotiofene 49
Omo- ed Etero-cicli da Building-blocks Nitrobutadienici: Dicotomia di Comportamento di (Metilsolfonil)nitrobutadieni Derivanti dall’Apertura d’Anello di β-Nitrotiofeni 49
Omo- ed Etero-cicli da Building-blocks Nitrovinilici: Nitrotiocromani e Tiocromanoni dal 3-Nitrobenzo[b]tiofene 42
Una versatile metodologia per la sintesi di derivati omo- ed etero-ciclici 41
Totale 6.464
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Categoria #
all - tutte 17.743
article - articoli 9.090
book - libri 0
conference - conferenze 7.603
curatela - curatele 0
other - altro 0
patent - brevetti 0
selected - selezionate 0
volume - volumi 1.050
Totale 35.486
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2019/20201.087 0 0 0 0 0 146 202 65 100 313 190 71
2020/2021263 16 31 16 19 14 26 11 19 38 20 31 22
2021/2022843 18 85 46 93 44 97 50 200 15 81 21 93
2022/2023887 82 64 6 110 162 165 2 72 161 1 55 7
2023/2024604 21 77 6 47 41 169 14 27 18 6 25 153
2024/2025543 34 102 23 61 202 121 0 0 0 0 0 0
Totale 6.464