SFERA Archivio dei prodotti della Ricerca dell'Università di Ferrara

POLLINI, Gian Piero
 Distribuzione geografica
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Continente #
NA - Nord America 8.062
EU - Europa 2.137
AS - Asia 1.693
SA - Sud America 26
AF - Africa 21
OC - Oceania 16
Continente sconosciuto - Info sul continente non disponibili 7
Totale 11.962
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Nazione #
US - Stati Uniti d'America 8.000
CN - Cina 871
UA - Ucraina 529
DE - Germania 407
TR - Turchia 361
IT - Italia 355
SG - Singapore 298
GB - Regno Unito 287
SE - Svezia 231
FI - Finlandia 132
VN - Vietnam 54
CA - Canada 47
NL - Olanda 37
FR - Francia 33
BE - Belgio 31
CZ - Repubblica Ceca 28
RU - Federazione Russa 26
JP - Giappone 20
IN - India 18
MX - Messico 15
ZA - Sudafrica 15
TW - Taiwan 14
IL - Israele 13
AU - Australia 11
CL - Cile 11
PL - Polonia 11
PK - Pakistan 9
IR - Iran 8
KR - Corea 8
MY - Malesia 8
EU - Europa 7
BR - Brasile 6
LT - Lituania 6
CO - Colombia 5
NZ - Nuova Zelanda 5
HK - Hong Kong 4
IE - Irlanda 4
MA - Marocco 4
CH - Svizzera 3
ID - Indonesia 3
RO - Romania 3
AT - Austria 2
EG - Egitto 2
ES - Italia 2
IQ - Iraq 2
LU - Lussemburgo 2
PE - Perù 2
RS - Serbia 2
SI - Slovenia 2
AR - Argentina 1
BG - Bulgaria 1
DK - Danimarca 1
FK - Isole Falkland (Malvinas) 1
HU - Ungheria 1
PT - Portogallo 1
TH - Thailandia 1
UZ - Uzbekistan 1
Totale 11.962
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Città #
Fairfield 1.016
Woodbridge 866
Houston 700
Jacksonville 564
Chandler 550
Ashburn 532
Ann Arbor 497
Seattle 440
Wilmington 354
Santa Clara 349
Cambridge 340
Singapore 247
Nanjing 203
Beijing 171
Izmir 171
Princeton 108
San Diego 106
New York 81
Addison 74
Boardman 72
Shanghai 64
Milan 56
Dong Ket 52
Nanchang 52
San Mateo 48
Shenyang 47
London 42
Hebei 41
Los Angeles 41
Munich 35
Changsha 32
Brussels 31
Jiaxing 31
Redwood City 31
Helsinki 29
Tianjin 28
Bremen 25
Ferrara 25
Jinan 25
Falls Church 24
Amsterdam 23
Philadelphia 22
Dearborn 21
Zhengzhou 21
Olomouc 20
Norwalk 19
Ottawa 18
Verona 18
Mcallen 16
Guangzhou 15
Kunming 15
Montréal 15
Hangzhou 13
Taipei 13
Mountain View 12
Redmond 12
Ningbo 11
Taizhou 11
Toronto 11
Auburn Hills 10
Des Moines 10
Frankfurt am Main 10
Augusta 8
Indiana 8
Leawood 8
Ardabil 7
Lanzhou 7
Rome 7
San Francisco 7
Bloemfontein 6
Chicago 6
Johannesburg 6
Monmouth Junction 6
Mumbai 6
Saint Louis 6
Bologna 5
Englewood 5
Ensenada 5
Haikou 5
Orange 5
San Jose 5
Washington 5
Beersheba 4
Città Di Castello 4
Dallas 4
Dublin 4
Düsseldorf 4
Florence 4
Guadalupe 4
Islamabad 4
Maipú 4
Petaling Jaya 4
Shevchenko 4
Weihai 4
West Jordan 4
Brandenburg 3
Brno 3
Changchun 3
Kilburn 3
Kraskovo 3
Totale 8.726
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Nome #
1,4-Dithiane-2,5-diol as an efficient synthon for a straightforward synthesis of functionalized tetrahydrothiophenes via sulfa-Michael/aldol-type reactions with electrophilic alkenes 338
1,4-Diketones via Isoxazole Intermediates 317
4-Isopropyl-2-oxazolin-5-one anion as a new convenient formyl anion equivalent for conjugate addition and aldol reactions 206
3,4 Bismethylenecyclopentanone ethylene ketal: a useful diene for [6,5]ring systems. Application to a formal synthesis of gibberellic acid. 177
Hagemann's ester: a timeless building block for natural product synthesis 177
A new, efficient synthesis of muscimol (5-ammoniomethylisoxazol-3-olate). 173
A chemoenzymatic approach to chiral phenylisoserinates using 4-isopropyl-2-oxazolin-5-one as masked umpoled synthon for hydroxycarbonyl anion 168
A facile, efficient synthesis of 2-substituted-4-hydroxy-2-cyclopenten-1-ones 168
Azaprostaglandin Analogues. Synthesis and Biological Properties of 11-Azaprostaglandin Derivatives 160
3,5-Disubstituted isoxazoles as a latent aldol moiety: application to the synthesis of (±)-[6]-gingerol. 156
A [3+2] nitrile oxide intermolecular cycloaddition approach to 4,5-dihydro-3(2H)-furanone and 3(2H)-furanone ring systems: application to the formal synthesis of (±)-ascofuranone and geiparvarin. 154
Active γ-manganese dioxide promoted conversion of 4,5-dihydro-1,2-oxazoles to 1,2-oxazoles. 150
3,5-Disubstituted isoxazoles as synthons for (±)-pyrenophorin and (±)-vermiculine synthesis. 149
A formal total synthesis (±)-forskolin through [3+2] nitrile oxide cycloaddition chemistry 148
Methyl 4-oxothiolane-3-carboxylate and methyl 2-methyl-4-oxothiolane-3- carboxylate anions as synthetic equivalents of α-acrylate and α-crotonate anions. Formal synthesis of integerrinecic acid 147
A one-pot synthesis of nitrohydroxylated pyrrolidine and piperidine ring systems by tandem Michael-Henry reaction 147
Enantioselective synthesis of (-)-meroquinene through tandem Michael reaction methodology 146
Ethyl 2,4-dioxoalkanoates as starting materials for a convenient route to 3(2H)-furanones and 3(2H)-furanimines 144
2,3a,5,6,7,7a-Hexahydro-3H,4H-benzothiophene-3,4-dione and cyclopenta[b]tetrahydrothiophene-3,4-dione enolate anions as synthetic equivalents to cyclohex-2-enone and cyclopent-2-enone C-2-carbanions. 142
A [3 + 2] nitrile oxide cycloaddition approach to retinoids 140
A new "one-pot" synthesis of 2-substituted 3-nitropyrrolidines through a multicomponent domino reaction 140
Synthesis of 2,5-disubstituted pyrroles and pyrrolidines by intramolecular cyclization of 6-amino-3-keto sulfones 139
A convenient preparation of 3-isopropyl-1-methylcyclopentylmethanol and 1-isopropyl-3-methylcyclopentylmethanol via Favorskii rearrangement 136
An efficient preparation of 2-methyl-1-cyclopentene-1-carboxylic acid, a versatile synthetic building block 134
A new nitrile oxide based synthesis of the antitumor agent geiparvarin 133
Efficient synthesis and biological evaluation of two modafinil analogues 133
4-Isopropyl-2-oxazolin-5-one anion as masked umpoled synthon for both formyl and hydroxycarbonyl anions: generation, reactivity and synthetic applications 130
Total synthesis of (±)-isoclovene. 129
Ethyl 5-[(4-Methylphenyl)sulfonyl]-3-Oxopentanoate: A Bench-Stable Synthon for Ethyl 3-Oxopent-4-enoate (Nazarov’s Reagent) 129
Diastereoselective synthesis of beta-amino-alpha-hydroxy phosphonates via oxazaborolidine catalyzed reduction of beta-phthalimido-alpha-keto phosphonates 129
A new simple synthesis of a-substituted acrylonitriles 129
Synthesis of syn- and anti-tricyclo[4.1.0.02,4]heptan-5-ones and related compounds. 128
A [3+2]nitrile oxide cycloaddition approach to (-)-pyrenophorin, and rosefuran 128
Arecoline tripeptide inhibitors of proteasome 128
Recent Developments in General Methodologies for the Synthesis of α‑Ketoamides 128
An efficient approach to chiral nonracemic trans- and cis-decalin scaffolds for drimane and labdane synthesis 127
Sintesi di (±)-2-azetidinoni da beta-enamminochetoesteri 126
Stereospecific nitromethane conjugate addition to 4-oxygenated 2-substituted cyclopent-2-enones: a simple approach to prostaglandins. 125
4-[(4-Methylphenyl)sulfonyl]-1-(triphenylphosphoranylidene)-2-butanone as a convenient precursor for a new formal synthesis of KDO 124
A new synthetic approach to 1-[(3R,4R)-1-cyclooctylmethyl-3-hydroxymethyl-4-piperidyl]-3-ethyl-1,3-dihydro-benzimidazol-2-one (J-113397), the first non-peptide ORL-1 receptor antagonist 123
A new enantiodivergent synthesis of the Geissman-Waiss lactone 123
4-[(4 '-methylphenyl)sulfonyl]-1-(triphenylphosphoranylidene)-2-butanone as a new four-carbon synthon for substituted divinyl ketones 121
D-(-)-Quinic acid: a chiron store for natural product synthesis 120
Synthesis of melodienone and 7-hydroxy-6-hydromelodienone, two heptenes from Melodorum Fruticosum 120
The use of phase-transfer catalysis for the N-alkylation of indole. 119
Synthetic studies towards Forskolin 118
Total synthesis of (+/-)-epibatidine 118
4-[(4-Methylphenyl)sulfonyl]-1-(triphenylphosphoranylidene)-2-butanone and its dianion as versatile tools in organic synthesis 115
Enantiodivergent synthesis of 2-hydroxymethyl-3-hydroxy-4-nitro-pyrrolidines through tandem Michael-Henry reaction using L-serine as the chiral educt 114
A Diphenylprolinol TMS Ether/Bile Acid Organocatalytic System for the Asymmetric Domino Sulfa-Michael/Aldol Condensation Reactions of 1,4-Dithiane-2,5-diol and Cinnamaldehydes 114
A simple entry to chiral non-racemic 2-piperazinone derivatives 114
Synthesis of natural products via isoxazoles. 113
Diastereoselective synthesis of 2-substituted-piperidin-4-ones as convenient precursors for an asymmetric approach to carbacephams 112
Stereoselective synthesis of 8-aza-9,11-ethenoprostaglandin H1 111
Enantioselective approach to tropane skeleton: Synthesis of (1S,5S,6R)-6-Hydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-one 110
Facile synthesis of 2-nitroalkanols by Tetramethylguanidine (TMG)-catalyzed addition of primary nitroalkanes to aldehydes and alicyclic ketones 110
Synthesis and reactivity of a stable precursor of 2-cyano-1,3-butadiene 109
Enantioselective approach to 7-azabicyclo[2.2.1]heptane ring systems using D-(-)-quinic acid as the chiral educt: application to the formal synthesis of (+)-epibatidine 109
Generation and cycloaddition reactions of substituted 2-nitro-1,3-dienes 109
Convenient "one-pot" synthesis of 3,4-substituted tetrahydrothiophenes through tandem Michael-Henry and Michael-Michael reactions 108
Etil 3-Oxo-5-[(4-Metilfenil)Solfonil]-Pentanoato: un Conveniente Equivalente Sintetico del “Reagente di Nazarov” 107
Synthesis of an 11-Deoxy-8-azaprostaglandin E1 Intermediate 105
Synthesis of bio-mimetic light-driven molecular switches via a cyclopropyl ring-opening/nitrilium ion ring-closing tandem reaction 105
Polymer-bound 4-benzylsulfonyl-1-triphenylphosphoranylidene-2-butanone as a tool for the solid-phase synthesis of substituted piperidin-4-one derivatives 105
Synthetic Routes to Chiral Nonracemic and Racemic Dihydro- And Tetrahydrothiophenes 105
Synthesis of 14-hydroxy-8-azaprostanoic acids methyl ester 105
Synthesis of 5-Hydroxy-2-oxotetrahydropyrroles 104
Sintesi diastereoselettiva di N-idrossi-alfa-ammino fosfonati e di alfa-ammino fosfonati 103
Mastering chiral substituted 2-oxopiperazines 101
Enantioselective formal synthesis of (-)-ovalicin using quinic acid as a chiral template 97
Un nuovo sintone a quattro atomi di carbonio come equivalente sintetico di divinil chetoni sostituiti 96
A new simple route for the synthesis of (+/-)-2-azetidinones starting from beta-enamino ketoesters 96
Solid-phase synthesis of indolizidine and quinolizidine derivatives. 94
Asymmetric synthesis of a β-ketol moiety via 3,5-disubstituted isoxazoles: Application to (+)-(S)-[6]-gingerol 94
Synthetic Approaches to Enantiomerically Pure 8-Azabicyclo[3.2.1]octane Derivatives 93
Isoxazole-mediated synthesis of geiparvarin and dihydrogeiparvarin 91
Tert-butil (R)-3-idrossi-4-pentenoato, un conveniente ¿building block¿ chirale per la sintesi di sostanze naturali 90
A new approach to kainoids through tandem Michael reaction methodology: application to the enantioselective synthesis of (+) and (-)-a-Allokainic acid and to the formal synthesis of (-)-a-Kainic acid. A. Barco, S. Benetti, A.Casolari, G.P. Pollini, G. Spalluto, V. Zanirato , 90
Generation and cycloaddition reactions of 3-substituted-2-nitro-1,3- dienes 88
Ethyl 5-substituted-3-isoxazole carboxvyates as starting materials for a convenient route to 3(2H )-furanones and 3(2H )-iminofuranes 87
A new simple route for the synthesis of (+/-)-2-azetidinones starting from beta-enaminoketoesters 86
A new and expedient diastereoselective synthesis of alpha-(hydroxyamino)phosphonates and alpha-aminophosphonates by silyl triflate promoted diethyl phosphite addition to chiral N-benzyl nitrones 86
From (-)-quinic acid to 8-azabicyclo[3.2.1]octane framework: Preparation of an enantiopure tropan-6 alpha-ol 86
Elaboration of the ωChain of 11 -Deoxyprostanoid Derivatives through Isoxazole Intermediates 84
A unified asymmetric approach to substituted hexahydroazepine and 7-azabicyclo[2.2.1] heptane ring systems from D-(-)-Quinic acid: application to the formal syntheses of (-)-Balanol and (-)-Epibatidine. 84
A novel α-acrylate anion equivalent: A useful synthon for α-substituted acrylic esters 83
Application of [3 + 2] nitrile oxide cycloaddition chemistry to the construction of retinoid skeleton and to a new formal synthesis of (±)-ascofuranone and geiparvarin 82
Synthesis of 1-phathalimidoalkane phosphonate 80
Synthesis and Prostaglandin-like Activity of 2-(trans-3-Hydroxy-1-octenyl)-3-indolheptanoic Acid 80
Formal Synthesis of (±)-Ambrox® 76
Unusual Ring-Opening Reaction of 6,7-Dihydrothieno[3,2-d]pyrimidine- 2,4-dione Derivatives Leading to 5-(Alkylthio)-6-vinyluracils 76
Use of [3 + 2] Cycloaddition in Elaboration of the ɷ Chain of Prostaglandins 72
Recent developments in fragrance chemistry 72
O-Silyl triflate-promoted addition of diethyl phosphite to chiral aldonitrones. A rapid access to complex alpha-amino phosphonates and their N-hydroxy derivatives 72
Protection by pyroglutamic acid and some of its newly synthesized derivatives against glutamate-induced seizures in mice 69
Trapping of cyclopentadienone as a 4ϖ component in Diels-Alder reactions with ethyl acrylate: a simple synthesis of (±)-sarkomycin. 68
Total Synthesis of (±)-Isoclovene 68
Tetramethylguanidine (TMG)-catalyzed addition of dialkyl phosphites to alpha,beta-unsaturated carbonyl compounds, alkenenitriles, aldehydes, ketones and imines 67
Proteasome inhibitors: synthesis and activity of arecoline oxide tripeptide derivatives 67
Synthesis of sulfur-containing carbaprostacyclin analogs. 64
Totale 11.870
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Categoria #
all - tutte 51.824
article - articoli 0
book - libri 0
conference - conferenze 0
curatela - curatele 0
other - altro 0
patent - brevetti 0
selected - selezionate 0
volume - volumi 364
Totale 52.188
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2019/20201.094 0 0 0 0 0 0 199 238 189 294 112 62
2020/20211.663 143 193 86 182 60 190 43 172 45 171 231 147
2021/20221.547 64 111 130 56 156 78 56 68 62 69 195 502
2022/20231.283 128 102 31 165 194 199 46 118 149 14 96 41
2023/2024664 63 72 59 25 27 131 27 30 12 47 17 154
2024/2025922 81 68 200 91 299 183 0 0 0 0 0 0
Totale 12.062