CHIMICHI, STEFANO
 Distribuzione geografica
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Continente #
NA - Nord America 7.375
EU - Europa 3.592
AS - Asia 1.129
SA - Sud America 111
OC - Oceania 69
AF - Africa 43
Continente sconosciuto - Info sul continente non disponibili 1
Totale 12.320
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Nazione #
US - Stati Uniti d'America 7.328
RU - Federazione Russa 1.316
IE - Irlanda 443
SE - Svezia 426
UA - Ucraina 426
HK - Hong Kong 391
SG - Singapore 377
IT - Italia 263
DE - Germania 236
GB - Regno Unito 149
CN - Cina 108
FI - Finlandia 107
BR - Brasile 96
IN - India 82
VN - Vietnam 81
PL - Polonia 78
FR - Francia 72
AU - Australia 69
JO - Giordania 53
CH - Svizzera 49
CA - Canada 46
SC - Seychelles 27
TR - Turchia 17
CI - Costa d'Avorio 6
NL - Olanda 6
BG - Bulgaria 5
AR - Argentina 4
ES - Italia 4
MA - Marocco 4
CO - Colombia 3
ID - Indonesia 3
KR - Corea 3
VE - Venezuela 3
BD - Bangladesh 2
LU - Lussemburgo 2
PE - Perù 2
UZ - Uzbekistan 2
ZA - Sudafrica 2
AE - Emirati Arabi Uniti 1
AT - Austria 1
AZ - Azerbaigian 1
BE - Belgio 1
BO - Bolivia 1
CL - Cile 1
CM - Camerun 1
EC - Ecuador 1
EG - Egitto 1
EU - Europa 1
GR - Grecia 1
HU - Ungheria 1
IL - Israele 1
IQ - Iraq 1
IR - Iran 1
JP - Giappone 1
KE - Kenya 1
KG - Kirghizistan 1
LA - Repubblica Popolare Democratica del Laos 1
LV - Lettonia 1
MU - Mauritius 1
MY - Malesia 1
NO - Norvegia 1
PA - Panama 1
PK - Pakistan 1
PT - Portogallo 1
RO - Romania 1
RS - Serbia 1
SK - Slovacchia (Repubblica Slovacca) 1
Totale 12.320
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Città #
Santa Clara 2.284
Fairfield 742
Jacksonville 586
Dublin 443
Chandler 440
Woodbridge 343
Ashburn 318
Seattle 313
Hong Kong 302
Cambridge 272
Wilmington 265
Singapore 226
Houston 216
Ann Arbor 117
Princeton 105
Boardman 81
Buffalo 80
Dong Ket 77
Warsaw 76
Melbourne 69
Boston 66
Mumbai 63
Medford 58
Bern 48
Milan 39
Shanghai 36
Paris 34
Frankfurt Am Main 32
Kent 31
Ottawa 31
Florence 30
Altamura 29
Lawrence 29
San Diego 29
Norwalk 26
Los Angeles 24
Beijing 23
Auburn Hills 18
Moscow 16
Verona 15
Hillsboro 14
Philadelphia 13
São Paulo 13
Toronto 11
Andover 10
Falls Church 9
Izmir 9
New York 8
West Jordan 8
Abidjan 6
Helsinki 6
Laurel 6
Redwood City 6
Yubileyny 6
Americana 5
London 5
Saint Petersburg 5
Sofia 5
Amiens 4
Clifton 4
Munich 4
North Bergen 4
Prato 4
Rome 4
São José do Rio Preto 4
The Dalles 4
Campinas 3
Champaign 3
Guangzhou 3
Guarulhos 3
Hanoi 3
Jakarta 3
Montréal 3
Pittsburgh 3
Port Jefferson Station 3
Rabat 3
Rio de Janeiro 3
San Mateo 3
Venice 3
Belo Horizonte 2
Bogotá 2
Brasília 2
Cesena 2
Council Bluffs 2
Cuiabá 2
Diadema 2
Hyderabad 2
Krakow 2
Leawood 2
Luxembourg 2
Old Bridge 2
Padova 2
Phoenix 2
Pune 2
Redmond 2
Romola 2
Salerno 2
San Jose 2
Tappahannock 2
Tashkent 2
Totale 8.290
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Nome #
1,1,2,2-tetraacetylcyclopropane: a versatile source of heterocyclic and homocyclic derivatives 392
1,2,3.4-tetrahydro-1,2-diazepine derivatives from isoxazolo[3,4-d]pyridazin-7-(6H)-ones 214
Suzuki and Heck Processes for the Synthesis of New Anthraquinone-Based Glycoconjugated Dyes 204
1H and 13C NMR Study of the Pyrazolo[1,5-a]pyrimidine System 167
The preparation of coumaric acids via styrylisoxazoles 159
Carbon-13 NMR Studies on Azolopyridines. 3-The Isothiazolopyridine Systems 158
Role of Guanine Nucleotides as Endogenous Ligands of a Kainic Acid Binding Site Population in the Mammalian Cerebellum 152
Synthesis of a small azacage which can selectively encapsulate a lithium ion in aqueous solution. 152
1-PHENYLPYRIDAZINO[4,5-D]PYRIDAZINE 149
THERMAL DECOMPOSITION OF IBUPROXAM 143
Lithium binder in aqueous solution. Synthesis and characterization of the new cage 4,10,15-trimethyl-1,4,7,10,15-pentaazabicyclo[5.5.5]heptadecane (l). Protonation and lithium complex formation. crystal structures of [HL][BPh4] and [LiL][BPh4] 142
Carbon-13 NMR Studies on Azolopyridines. 2-The Oxazolopyridine Systems 140
A Description of the Effects of Silyl vs Alkyl Substituents in Ketones in the Light of Oxygen-17 NMR Data and with the Help of Qualitative MO Theory 140
Azabenzoxazoles: synthesis of 3-methylisoxazolo[5,4-c]- and 2-methyloxazolo[5,4-c]pyridines 140
POLYAZAHETEROCYCLIC COMPOUNDS: CONDENSATION REACTIONS OF PYRIDAZINE-4,5-DI¬CARBOXYLIC ACID DERIVATIVES WITH O-PHENYLENEDIAMINE 139
Structure Determination of Regioisomeric Fused Heterocycles by the Combined Use of 2D NMR Experiments and GIAO DFT 13C Chemical Shifts 138
Preparation of Chloro-α-truxillic acids via 3-Methyl-4-Nitro-5-Styrylisoxazole Photodimers 137
Aromatic Isothiazolopyridines: New Direct Synthetic Approaches 137
New 5-(2-ethenylsubstituted)-3(2H)-furanones with in vitro antiproliferative activity 136
Carbon-13 nuclear magnetic resonance study of a new ring-chain tautomerism of some pyridazine derivatives 136
An Analysis of Substituent Effects on the Carbon-13 and Oxygen-17 NMR Chemical Shifts of Some Phenylthiophen-2-ylmethanones by Linear Free Energy Relationships 136
Diazaarynes: 3,4- and 4,5-Didehydropyridazine by electron impact and thermolytic fragmentation of the corresponding dicarboxylic anhydrides 136
Regio- and stereoselective reductions of dehydrocholic acid 135
Synthetic Investigation on Isothiazolo[5,4-b]- and [4,5-c]-pyridines 131
A new convenient route to 2-oxoethoxycoumarins: key intermediates in the synthesis of natural products 130
A New Entry to Pyrazolo[1,5-a]pyrido[3,4-e]pyrimidine Derivatives 130
GIAO DFT 13C/15N chemical shifts in regioisomeric structure determination of fused pyrazoles 130
The preparation of arylpropiolic acids via styrylisoxazoles 129
A convenient synthesis of psoralens 129
CHEMISTRY OF SUBSTITUTED PYRAZOLO[1,5-A]PYRIMIDINES PART 4. A STRUCTURAL CORRECTION OF A SERIES OF PYRAZOLO[5',1':2,3]PYRIMIDO[5,4-D][1,2]DIAZEPINES ON THE BASIS OF NMR SPECTROSCOPY AND X-RAY DIFFRACTION ANALYSIS . 128
Unambiguous structure elucidation of the reaction products of 3-acyl-4-methoxy-1-methylquinolinones with hydroxylamine via NMR spectroscopy 128
Synthesis and photobiological properties of bromo- and alkoxymethyl furocoumarins 127
First Example of Diels-Alder Reaction of 4-(1-Ethenylsubstituted)-3-methylisoxazoles with Acetylenedicarboxylates 125
Farnesyloxycoumarins, a New Class of Squalene Hopene Cyclase Inhibitors 123
New Cyclohexane- and Cyclohexene-1,3-diones from Tetraacetylethylene 123
Oxygen-17 nuclear magnetic resonance study of some five-membered heterocyclic derivatives 122
Unambiguous Structure Determination of Some Pyrazolo[1,5-a]pyrimidine Deri-vatives by Multinuclear NMR Spectroscopy 122
Synthesis and structure of some 1-(2-thienylmethyl)-1H-imidazole derivatives as potential antimicrobial agents 121
Synthesis of the Cage Penta-azamacrobicycloalkane 12,17-Dimethyl-1,5,9,12,17-penta-azabicyclo[7.5.5]nonadecane, its Basicity, and Metal Complex Formation. Crystal Structure of the Copper (II) Perchlorate Complex 121
Preparation of 5,6,7,8-Tetrahydro-7-Aryl-3-Methylisoxazolo[4,5-b]azepin-5(4H)-ones 120
Regioselective Synthesis of 2,5-Dihydro-4H-pyrazolo[4,3-c]quinolin-4-ones by the Cyclization of 3-Acyl-4-methoxy-1-methylquinolinones with Hydrazines 120
Carbon-13 NMR study of isoxazolopyridine systems 120
Synthesis, cytotoxicity, and apoptosis induction in human tumor cells by geiparvarin analogues 119
Pyrazolo[1,5-a]pyrido[3,4-e]pyrimidine: a New Heterocyclic Ring System 118
A New Spiro Annelation Reaction in the Isoxazole Series: Applications and Limits. Part 2. Reactivity of Ethyl 4-Nitro-3-Phenylisoxazole-5-Carboxylate with Nitrogen Binucleophiles 118
A new convenient route to enantiopure 2-coumarinyloxypropanals: application to the synthesis of optically active geiparvarin analogues 117
New heterospiro-ring systems by condensation of some heterocyclic o-dicarboxylates with 1,3-diphenylguanidine 117
Natural and Synthetic Geiparvarins Are Strong and Selective MAO-B Inhibitors. Synthesis and SAR Studies 115
Synthesis and Biological Evaluation of New Geiparvarin Derivatives 115
Differential Substituent Effects in 4-X-Acetophenones and 4-X-2,6-Dimethylacetophenones: Basicity Constants (pKBH+) and 17O Chemical Shifts 113
A New Spiro Annelation Reaction in the Isoxazole Series: Applications and Limits 112
SPIROCYCLISATION REACTIONS OF DIETHYL PYRIDAZINE-4,5-DICARBOXYLATE WITH 1,3-BINUCLEOPHILES 112
On the reactivity of 6-acetyl-7-(2-dimethylaminovinyl)pyrazolo[1,5-a]pyrimidines with 1,3- and 1,4-bisnucleophiles 112
New pyrazolo[3,4-b]pyridine and pyrazolo[3,4-d] pyrimidine Derivatives from 4-Acetyl-5-amino-1,3-diphenylpyrazole 111
Synthesis and fluorescence of some thiazole and benzothiazole derivatives 111
Carbon-13 NMR Studies on Azolopyridines. 4-The Thiazolopyridine Systems 111
Complete 1H (600 MHz) and 13C NMR spectral assignments of 3,4-bis[(3,4-dimethoxyphenyl)-methyl]dihydro-(3R-trans)-2(3H)-furanone (matairesinol dimethyl ether), a naturally occurring dibenzylbutyrolactone lignan 110
Synthesis, Structural Determination and Photo-antiproliferative Activity of New 3-Pyrazolyl or -Isoxazolyl Substituted 4-Hydroxy-2(1H)-quinolinones 110
An Analysis of the Substituent Effects on 13C and 17O NMR Chemical Shifts of Some 5-Substituted 2-Acetylthiophenes by Linear Free Energy Relationships 109
Potassium Exchanged Layered Zirconium Phosphate as catalyst in the preparation of 4H-Chromenes 109
Solid State Photoreactivity of (E)-α-Cyano-2-methoxycinnamate 109
New Functionalized Pyrazoles from Isoxazolopyridazinones 109
Monoalkylation of dihydroxycoumarins via Mitsunobu dehydroalkylation under High Intensity Ultrasound. The synthesis of Ferujol. 108
Heteroacylsilanes: synthesis and synthetic potentialities of new nucleophilic acylating agents 107
Pyridazine-4,5-dicarboxylic anhydride: a versatile synthon for the preparation of 1,3,7,8-tetraazaspiro[4,5]decane derivatives with nitrogen 1,3-binucleophiles 106
RING-CHAIN ISOMERISM OF SOME 4,5-DISUBSTITUTED PYRIDAZINES INVOLVING HETERO-SPIRO-COMPOUNDS 106
New Geiparvarin Analogues from 7-(2-Oxoethoxy)coumarins as Effective in vitro Antitumoral Agents 105
Complete assignment of the 1H and 13C NMR spectra of Secoisolariciresinol Diglucoside (SDG): a mammalian lignan precursor isolated from Linum Usitatissimum 104
Regioselective Synthesis of 4-Acetyl- and 5-Acetyl-3-methylisoxazole: their Conversion into Silyl- and Methyl Enol Ethers 104
Microwave-assisted reaction of glycosylamine with aspartic acid 104
The reactivity of 3-methyl-4-nitro-5-stiyrylixoxazole with some bis-enolisable ketones 103
Permanganate oxidation of 3-methyl-4-nitro-5-styrylisoxazole: a correction 103
Preparation of 18O-bilabeled aliphatic acids via isoxazole derivatives 103
Ring transformation of 5H-1,2-diazepinones into pyrazoles 102
Unambiguous structure determination of some pyrazolo [1,5‐a]pyrimidine derivatives by multinuclear NMR spectroscopy 102
Selective Lithium encapsulation in aqueous solution by the new cage 4,10-dimethyl-1,4,7,10,15-pentaazabicyclo[5.5.5]heptadecane (L). Synthesis, characterization, and structural aspects. Crystal structures of [liL][ClO4] and [CuL]Br2.3H2O 102
On the Nitration of 5-Phenyl- and 3-Methyl-5-Phenylisoxazoles 101
New Difunctionalized 4-Nitroisoxazoles from a-Nitroacetophenone Oxime 101
Pyrazolo[1',5':1,6]pyrimido[4,5-d]pyridazin-7(6H)-one: a New Heterocyclic Ring System from Isoxazolopyridazinones 101
A New Facile Synthesis of 5-Aminopyridazine-4-carboxylic Acid 100
Microwave-assisted reaction of building blocks for glycopeptides synthesis. 99
Synthesis and characterization of the cage 12,17-dioxa-1,5,9-triazabicyclo[7.5.5]nonadecane. Its basicity and complexing properties. 98
Reactivity of pyridazine4,5-dicarboxylic acid anhydride towards 1,4-binucleophiles: new spirocyclisation reactions 98
Preparation of mono-labelled aliphatic polyacids via isoxazole derivatives 98
CHEMISTRY OF SUBSTITUTED PYRAZOLO[1,5-A]PYRIMIDINES. PART 3. A LITERATURE CORRECTION ON THE BASIS OF 13C NMR SPECTROSCOPY. 96
15N NMR: Substituent Effect Analysis in para- and meta-Substituted Phenylhydrazines 95
New phthalazine and pyridazino[4,5-g]phthalazine derivatives 94
Chemical Characterisation of Degraded Wood in Ships Discovered in a Recent Excavation of the Etruscan and Roman Harbour of Pisa 94
Triethylammonium 8-Acetyl-3-Methyl-9-Phenyl-7-Oxo-2-Azaspiro[4,5]dec-2-en-4-Nitronate 93
Preparation of 18O-Bilabelled Aliphatic Acids via Isoxazole Derivatives 92
Configuration isomerism of coordinated tetraazamacrocycles. Crystal and molecular structure of carbonato(1,7-dimethyl-1,4,7,10-tetraazacyclododecane)cobalt(III)perchlorate 91
Preparation of 18O-Bilabelled Carboxylic Acids: Cinnamic and Phenylpropiolic Acids via Styrylisoxazoles 91
Chemistry of Substituted Pyrazolo[1,5-a]pyrimidines. Part 5. 7-Oxo-6-[bpyrazol-3’(5’)-yl]-4,7-dihydropyrazolo[1,5-a]pyrimidines from 6-Ethoxycarbonyl-7-(2-dimethylaminovinyl)-pyrazolo[1,5-a]pyrimidines: Elucidation of the Reaction Mechanism through NMR Spectroscopy and X-Ray Diffraction Analysis 90
Solid State Photodimerisation Reaction of Some 3-Styrylisoxazolo[3,4-d]pyrida-zin-7(6H)-ones 90
Reaction of some Antiinflammatory 17-(2-aminooxazol-4-yl) steroids with Hydrogen Peroxide. Synthesis of Steroid-17-spiro-5'-oxazolidine-2',4'-diones 90
Synthesis of 17-(2-oxo-4-imidazolin-4-yl) Derivatives from Cortexone and Cortisone 90
Kinetics of the Enolisation Reactions of 2-Acetylpyrrole and of 2-, 4-, and 5-Acetylthiazoles 87
Isolation and characterization of an unknown flavonoid in dry extracts from passiflora incarnata 86
Synthesis and Tautomerism of Ethyl-4-oxo-1-phenyl-2(phenylimino)-1,3,7,8-te-traazaspiro[4,5]deca-6,9-diene-6-carboxylate 86
Chemical Characterisation of Wood of Roman Ships Brought to Light in the Recently Discovered Ancient Harbour of Pisa (Tuscany, Italy) 86
Totale 12.024
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Categoria #
all - tutte 30.030
article - articoli 0
book - libri 0
conference - conferenze 0
curatela - curatele 0
other - altro 0
patent - brevetti 0
selected - selezionate 0
volume - volumi 0
Totale 30.030
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2019/2020247 0 0 0 0 0 0 0 0 0 67 153 27
2020/20211.150 83 48 132 101 22 152 32 132 61 144 44 199
2021/2022678 12 54 20 35 46 44 18 35 55 25 184 150
2022/20231.781 196 169 133 108 184 358 233 79 214 13 35 59
2023/2024589 34 87 115 40 23 72 12 117 2 17 49 21
2024/20254.863 127 513 315 772 1.830 815 59 241 132 59 0 0
Totale 12.344