IRIS
SANCASSAN, FERNANDO
 Distribuzione geografica
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Continente #
EU - Europa 5.851
Totale 5.851
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Nazione #
IT - Italia 5.851
Totale 5.851
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Città #
Genova 4.329
Rapallo 753
Genoa 750
Vado Ligure 11
Bordighera 8
Totale 5.851
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Nome #
A new route to thiopyran S,S-dioxide derivatives via an overall ring-enlargement protocol from 3-nitrothiophene 173
alpha-Oxohydrazones as Imine Component in the Synthesis of 4-Functionalized Azetidinones by the Staudinger Reaction 161
Butadienic building blocks from 2-nitrothiophene as precursors of nitrogen heterocycles: intriguing dichotomic behavior 147
Access to 2,3-diaryl-4-nitrothiochroman S,S-dioxides from 3-nitrobenzo[b]thiophene 138
From β-nitrothiophenes to ring-fused nitrobenzenes: an overall ring-enlargement process via a facile, aromatization-driven, thermal 6π electrocyclization 129
Differential substituent effects in 4-X-acetophenones and 4-X-2,6-dimethylacetopheno¬nes: basicity constants (pKBH+) and 17O chemical shifts 125
Easy access to 4-nitrothiochroman S,S-dioxides via ring-enlargement from 3-nitrobenzo[b]thiophene 124
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 124
Lanthanide Induced Shifts (LIS) in structural and conformational analysis 122
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 119
Protonation of some 4-substituted benzamides and 2,6-dimethylbenzamides 113
Nitrobutadienes from β-Nitrothiophenes: Valuable Building-Blocks in the Overall Ring-Opening / Ring-Closure Protocol to Homo- or Hetero-cycles 112
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? 111
Conformational analysis. Part 24. A lanthanide-induced-shift (LIS) NMR investigation of aromatic ketones. Lutetium versus lanthanum reagents in probing diamagnetic complexation shifts 108
Conformational analysis. Part 30. The conformational analysis of some lactones by the lanthanide induced shift (LIS) technique 107
Ring-opening/Ring-closing protocols from nitrothiophenes: six-membered versus unusual eight-membered sulfur heterocycles through Michael-type addition on nitrobutadienes 106
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 106
Conformational analysis. Part 42. A modelling and LIS/NMR investigation of the conformations of some aromatic SO compounds 104
New Synthetic Routes to Heterocycles from the ring-openingof 2- or 3-nitrothiophenes 103
Structure of 4-Methoxy-2,6-dimethylbenzamide 101
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 100
Access to ring-fused homo- and hetero-aromatic derivatives via an initial ring-opening of 3-nitro-4-(phenylsulphonyl)thiophene 94
2,3-Dinitro-1,3-butadienes as versatile building-blocks from the ring-opening of 3,4-dinitrothiophene 90
Dinitrobutadienic Building-Blocks from the Ring-Opening of 3,4-Dinitrothiophene: New Perspectives 89
13C Nuclear magnetic resonance study on the nature of resonance interactions in 4 substituted benzonitriles, acetophenones, and methyl benzoates 88
Omo- ed Etero-cicli da Building-blocks Nitrovinilici: Nitrotiocromani e Tiocromanoni dal 3-Nitrobenzo[b]tiofene 87
Basicity (pKBH+) and acidity constants (pKa*) of some 3-X-, 4-X-, and 2,6-dimethyl-4-X-benzoic acids 86
Nitrobutadienes from β-nitrothiophenes: valuable building-blocks in the overall ring-opening / ring-closure protocol to homo- or hetero-cycles 86
Versatile nitrobutadienic building-blocks from the ring opening of 2- and 3-nitrothiophenes 84
On the Variegate Behaviour of 3-, 4-, and 5-alkyl Substituted 2-Nitrothiphenes Towards Nucleophiles 83
Homo and Hetero-cycles via the Ring-Opening / Ring-Closure Protocol from 2-Nitrothiophene. 82
A theoretical and NMR lanthanide‐induced shift (LIS) investigation of the conformations of lactams. 82
17O vs 13C NMR chemical shifts as effective indicators of π-electron-density distribution in hindered methyl benzoates 81
Original Syntheses of Polyfunctionalized N-Heterocycles: in Search for New Pharmacologically-active Molecules 80
Structure of methyl 2,6-dimethyl-4-methoxybenzoate 79
Cyclic tetramers from 3,5-disubstituted 4-hydroxybenzenesulfonyl chlorides. A conformational study 77
Ring-opening / Ring-closure Behaviour of Nitroactivated Thiophenes and Benzothiophenes. Experimental Results and Related Theoretical Calculations 76
On the nature of resonance interactions in substituted benzenes. II. 13C NMR Investiga¬tions on aryl 4-X-benzoates 76
Nitrobutadienes From the Ring-Opening of 2-Nitrothiophene: Electronic Effects on their Application as Precursors of Homo- and/or Hetero-cycles 75
Reazioni di 2-nitrotiofeni con ammine secondarie 72
Synthesis of Homo- and Hetero-cycles via Ring-Opening / Ring-Closure Processes Exploiting the non-Benzenoid Behaviour of β-Nitrothiophenes 70
Building-block polifunzionalizzati dall’apertura d’anello del 3,4-dinitrotiofene: nuove prospettive applicative nella sintesi organica 69
Nuovo approccio sintetico a isossazoline N-ossido 3,4- e 3,5-disostituite a partire da una iniziale apertura d’anello del 2-nitrotiofene 69
Atom transfer radical cyclization of O-allyl-2,2-dichlorohemiacetal acetates: an expedient method to dichloro-gamma-lactones 68
Alfa-ossoidrazoni nella sintesi di azetidinoni 4-funzionalizzati attraverso la reazione di Staudinger. 68
Substituent effects on the gas-phase basicities of 4-X-acetophenones and 4-X-2,6-dimethylacetophenones: a comparison with solution basicities 67
Building-block polifunzionalizzati dall’apertura d’anello del 3,4-dinitrotiofene: nuove prospettive applicative nella sintesi organica. 67
Elettrociclizzazione ed addizione di Michael: dicotomia di comportamento nel processo di chiusura d’anello di building-blocks nitrobutadienici. 66
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. 65
Conformational analysis. Part 41. A modelling and LIS/NMR investigation of the conformation of alpha,beta-unsaturated carbonyl compounds 64
Nuovo approccio sintetico a isossazoline n-ossido 3,4- e 3,5-disostituite a partire da una iniziale apertura d’anello del 2-nitrotiofene. 63
Nitrobutadieni derivati dall’apertura d’anello del 2-nitrotiofene: effetti elettronici nella loro applicazione come precursori di composti omo ed eterociclici. 62
Reazioni di 2-nitrotiofeni con ammine secondarie 60
Sintesi di composti eterociclici mediante espansione d’anello di nitrotiofeni: 3-aril-2-fenil-4-nitrotiocromani S,S-diossidi dal 3-nitrobenzo[b]tiofene. 60
Spiro-Meisenheimer adducts in the thiophene series: interdependence of 13C NMR and thermodynamic data 58
Omo- ed Etero-cicli da Building-blocks Nitrobutadienici: Dicotomia di Comportamento di (Metilsolfonil)nitrobutadieni Derivanti dall’Apertura d’Anello di β-Nitrotiofeni 56
Sintesi di omo- ed etero-cicli mediante processi di apertura / chiusura d’anello a partire da nitrotiofeni. 56
Building-block polifunzionalizzati dall’apertura d’anello del 3,4-dinitrotiofene: nuove prospettive applicative nella sintesi organica 55
New synthetic routes to heterocycles from nitrothiophenes: Diels‐Alder processes on nitrobutadienes. 55
Reazioni d’espansione d’anello a partire da β-nitrotiofeni: una versatile metodologia per la sintesi di derivati omo- ed etero-ciclici. 54
Functionalyzed Pyrazoles via Ring-opening / Ring-closing Protocols from Nitrothiophenes. 54
Lanthanide-Induced Shifts (LIS) in Structural and Conformational Analysis (Update) 51
Nuove trasformazioni di building-blocks dinitrobutadienici derivanti dall’apertura d’anello del 3,4-dinitrotiofene. 50
Sintesi di omo- ed etero-cicli attraverso processi di apertura/chiusura d’anello che sfruttano il comportamento non-benzenoide di β-nitrotiofeni 50
Reazioni di 2-nitrotiofeni con ammine secondarie. 49
Dinitrobutadienic Building-Blocks from the Ring Opening of 3,4-Dinitrothiophene: New Perspectives 48
On the Polyhedral Behaviour of Some Substituted 2-Nitrothiophenes with Different Nucleophiles 47
Nitrobuthadienes from the Ring-Opening of 2-Nitrothiophene: Applications as Precursors of Homo- and/or Hetero-cycles 47
Reazioni di espansione d’anello a partire da β-nitrotiofeni: una versatile metodologia per la sintesi di derivati omo- ed etero-ciclici 47
Omo- ed Etero-cicli da Building-blocks Nitrobutadienici: Dicotomia di Comportamento di (Metilsolfonil)nitrobutadieni Derivanti dall’Apertura d’Anello di β-Nitrotiofeni 44
Nuovo approccio sintetico a isossazoline N-ossido 3,4- e 3,5-disostituite a partire da una iniziale apertura d’anello del 2-nitrotiofene 43
Omo- ed Etero-cicli da Building-blocks Nitrovinilici: Nitrotiocromani e Tiocromanoni dal 3-Nitrobenzo[b]tiofene 37
Una versatile metodologia per la sintesi di derivati omo- ed etero-ciclici 33
Totale 5.952
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Categoria #
all - tutte 15.102
article - articoli 7.902
book - libri 0
conference - conferenze 6.311
curatela - curatele 0
other - altro 0
patent - brevetti 0
selected - selezionate 0
volume - volumi 889
Totale 30.204
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2019/20201.437 53 42 90 51 114 146 202 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
2024/202531 31 0 0 0 0 0 0 0 0 0 0 0
Totale 5.952