ZECCHI, GAETANO ALDO
 Distribuzione geografica
Continente #
NA - Nord America 7.500
EU - Europa 2.422
AS - Asia 1.669
SA - Sud America 181
Continente sconosciuto - Info sul continente non disponibili 80
AF - Africa 22
OC - Oceania 2
Totale 11.876
Nazione #
US - Stati Uniti d'America 7.407
IT - Italia 891
SG - Singapore 514
UA - Ucraina 470
CN - Cina 329
VN - Vietnam 295
SE - Svezia 273
TR - Turchia 238
HK - Hong Kong 172
BR - Brasile 150
GB - Regno Unito 144
FI - Finlandia 142
DE - Germania 133
IE - Irlanda 125
FR - Francia 84
RU - Federazione Russa 78
CA - Canada 40
MX - Messico 34
IN - India 33
JP - Giappone 26
ES - Italia 17
BE - Belgio 15
BD - Bangladesh 13
IQ - Iraq 13
NL - Olanda 11
ZA - Sudafrica 11
EU - Europa 10
AR - Argentina 8
AE - Emirati Arabi Uniti 7
PL - Polonia 7
EC - Ecuador 6
RO - Romania 6
NG - Nigeria 5
TT - Trinidad e Tobago 5
VE - Venezuela 5
CZ - Repubblica Ceca 4
ID - Indonesia 4
JM - Giamaica 4
MD - Moldavia 4
NO - Norvegia 4
CH - Svizzera 3
CL - Cile 3
JO - Giordania 3
SA - Arabia Saudita 3
TH - Thailandia 3
AU - Australia 2
BO - Bolivia 2
HN - Honduras 2
HU - Ungheria 2
LT - Lituania 2
MY - Malesia 2
NP - Nepal 2
OM - Oman 2
PA - Panama 2
PE - Perù 2
PK - Pakistan 2
TN - Tunisia 2
TW - Taiwan 2
UY - Uruguay 2
AL - Albania 1
AT - Austria 1
AZ - Azerbaigian 1
BB - Barbados 1
BG - Bulgaria 1
BT - Bhutan 1
BY - Bielorussia 1
CO - Colombia 1
CR - Costa Rica 1
DM - Dominica 1
DO - Repubblica Dominicana 1
DZ - Algeria 1
EG - Egitto 1
GP - Guadalupe 1
GY - Guiana 1
HR - Croazia 1
IL - Israele 1
KE - Kenya 1
KZ - Kazakistan 1
MA - Marocco 1
MM - Myanmar 1
MO - Macao, regione amministrativa speciale della Cina 1
NI - Nicaragua 1
PT - Portogallo 1
PY - Paraguay 1
SK - Slovacchia (Repubblica Slovacca) 1
Totale 11.806
Città #
Dallas 1.785
Fairfield 693
Milan 624
Ashburn 598
San Jose 416
Jacksonville 357
Woodbridge 335
Chandler 298
Singapore 294
Seattle 283
Houston 262
Wilmington 233
Cambridge 216
Dearborn 170
Hong Kong 168
Council Bluffs 157
Ann Arbor 128
Nyköping 125
Dublin 124
Princeton 118
Dong Ket 114
Izmir 96
The Dalles 82
Boardman 69
Beijing 68
San Mateo 59
Chicago 58
Los Angeles 57
Lauterbourg 51
Ho Chi Minh City 50
Rome 46
Washington 46
Santa Clara 39
Hanoi 34
New York 34
London 30
San Diego 28
Düsseldorf 27
São Paulo 26
Tokyo 26
Mexico City 23
Orem 23
Ogden 22
Des Moines 20
Turku 20
Como 18
Kocaeli 18
Munich 18
Phoenix 18
Chennai 17
Atlanta 16
Toronto 15
Verona 15
Brussels 14
Buffalo 14
Hefei 12
Shanghai 12
West Jordan 12
Fuzhou 11
Guangzhou 11
Kunming 11
Boston 10
Brooklyn 10
Da Nang 10
Johannesburg 9
Nanjing 9
Denver 8
Las Vegas 8
Montreal 8
Naples 8
Elk Grove Village 7
Paris 7
Manchester 6
Norwalk 6
Springfield 6
Timisoara 6
Abuja 5
Amsterdam 5
Dhaka 5
Nanchang 5
Philadelphia 5
Richmond 5
San Francisco 5
Shenzhen 5
Warsaw 5
Auburn Hills 4
Baghdad 4
Belo Horizonte 4
Brasília 4
Charlotte 4
Cleveland 4
Edinburgh 4
Frankfurt am Main 4
Haiphong 4
Helsinki 4
Jinan 4
Mumbai 4
Nha Trang 4
Oslo 4
Poplar 4
Totale 8.987
Nome #
1,3-Dipolar cycloadditions to nitrogen-substituted allenes 1.216
1,3-Dipolar cycloadditions to allenes 1.214
Dipolarophilic behavior of the isoxazole ring in intramolecular nitrilimine cycloadditions 247
A facile synthesis of flumazenil analogues 237
A synthetic route to [1,2,4]triazolo[1,5-a][4,1]benzoxazepines 228
Stereoselective intramolecular cycloadditions of homochiral nitrile imines: synthesis of enantiomerically pure 3,3a-dihydro-pyrazolo[1,5-a][1,4] benzodiazepine-6(4H)-ones 221
Effect of titanium on fluxional behavior of unbridged metallocene catalysts 219
A valuable approach to enantiopure partially saturated pyrrolo- and indolo[1,2-a]indoles by intramolecular nitrone cycloadditions to the cyclohexene ring 209
SYNTHESIS OF ENANTIOPURE 4-AMINO-3-HYDROXYMETHYL-TETRAHYDROQUINOLINES VIA AN INTRAMOLECULAR NITRONE CYCLOADDITION 199
Palladium(II)/copper halide/solvent combination for selective intramolecular domino reactions of indole carboxylic acid allylamides. An unprecedented arylation/esterification sequence 197
5-Heterosubstituted 4-methylene-4,5-dihydroisoxazoles: Ready accessibility and versatile reactivity 197
Efficient Approach to the Unknown Isoxazolo[3,4-d]thieno[2,3-b]pyridine System by Regioselective Intramolecular Nitrone Cycloadditions 190
Synthesis of enantiopure 3-hydroxymethylchromanes via intramolecular nitrone cycloaddition 188
The intramolecular azide cycloaddition route to triazolam analogues 188
Transition metal complexation in 1,3-dipolar cycloadditions 184
Regioselective Intramolecular Cycloaddition of C-(1-Acryloyl-2-pyrrolyl)-N-benzylnitrone: Entry to 6-Hydroxy-5-oxoindolizidines 183
Intramolecular oxidative Pd(II)-catalyzed alkoxylation of 3-aza-5-alkenols with O2 as sole oxidant: mild conditions for the synthesis of 1,4-oxazine derivatives 182
Intramolecular azide cycloadditions leading to [1,2,3]triazolo[1,5-a]quinoxalines 182
Pyrrolizidine and indolizidine syntheses involving 1,3-dipolar cycloadditions 181
Chimica degli eterocicli 176
Thermal behaviour of dipolarophile-containing acyl azides: intramolecular cycloaddition versus Curtius rearrangement 176
The first case of asymmetric induction in intramolecular nitrile imine cycloadditions: synthesis of enantiopure 3-substituted 6-oxo-2,3,3a,5-tetrahydro-4-carbomethoxy-furo[3,4-c]pyrazoles 174
Regiochemical aspects of intramolecular cycloadditions of nitrones derived from N-(2-alkenyl)-2-pyrrolecarbaldehydes. Competitive entries to pyrrolizidine and indolizidine derivatives 173
Intramolecular nitrile imide cycloadditions as a synthetic strategy to macrocyclic heterophanes containing pyrazole unit(s) 173
Synthesis of tetrazolo[1,5-a][1,4]benzodiazepin-6-ones via intramolecular azide cycloadditions onto the cyano group 172
A new protocol for the conversion of isoxazolidines to 1,3-aminoalcohols 171
Enantioselective intramolecular nitrone cycloaddition route to 3-(trifluoromethyl)-isoxazolidino[4,3-c]-chroman-4-ones and -quinolin-4-ones 170
Synthetic approach to imidazo[1,2-a]pyridine derivatives by the intramolecular nitrone cycloaddition methodology 169
Synthesis of enantiopure pyrrolo[3,4-c]pyrazole derivatives via intramolecular cycloaddition of homochiral nitrilimines 168
Nitrilimine cycloadditions onto partially saturated furo[3,4-c]thieno[2,3-d]pyrazoles. A problem in site selectivity 166
Dipolarophilic behaviour of the thiophene ring in intramolecular nitrile imine cycloadditions 165
Access to pyrralo- and pyrido[1,2-a]indole derivatives by intramolecular nitrone cycloadditions. Effect of steric factors on the regioselective product formation 164
Synthesis of pyrazolo[1,5-a]quinoxalines 163
Intramolecular nitrile imide cycloadditions onto the furan ring: synthesis of the new 3a,4-dihydro-6H-difuro[3,2-c;3,4-d]pyrazole skeleton 162
A facile synthesis of 2-methyl-1,4-benzodiazepin-5-ones via intramolecular azide cycloaddition 162
Oxidative cleavage of the isoxazolidine ring 161
Synthesis of enantiopure 4-amino-6-fluoro-3-(hydroxymethyl)chromanes via intramolecular nitrone cycloadditions 155
Relative and absolute stereocontrol in intramolecular nitrone cycloadditions to the cyclohexene ring 155
Asymmetric induction by the (S)-1-phenylethyl group in intramolecular nitrile imine cycloadditions giving enantiopure 3,3a-dihydro-pyrazolo[1,5-alpha][1,4]benzodiazepine-4(6H)-ones 153
Synthesis of N-(5-amino-2-pyrimidyl)-N '-[4-(p-fluorophenyl)-4-oxobutyl]piperazine, a useful intermediate to antipsychotic agents 152
Entry to nitrogen-containing heterocycles by base-promoted heterocyclization on allenylamides of L-a-aminoacids 151
Construction of the pyrazolo [1,5-a][4,1]benzothiazepine system by intramolecular nitrile imine cycloaddition 151
Intramolecular cycloadditions of nitrones derived from optically active 1-alkenyl-2-imidazolecarbaldehydes: regio- and diastereoselectivity 150
Synthesis of 5-hydroxymethyl-1,4-dioxan-2-one 150
Novel aspects of the silver carbonate promoted reaction of hydrazonyl chlorides with homoallylic and homopropargylic alcohols 148
Dipolarophilic behaviour of propadienyl sulphides towards 3,5-dichloro-2,4,6-trimethylbenzonitrile oxide 147
Synthesis of pyrazole-containing azacrown ethers by intramolecular nitrilimine cycloadditions 145
Tunable Pd-Catalyzed Cyclization of Indole-2-carboxylic Acid Allenamides: Carboamination vs Microwave-Assisted Hydroamination 145
Site-selective and regioselective cycloaddition of N-propadienylanilines with nitrile oxides. Claisen-type rearrangement of the cycloadducts 140
Site selectivity and regioselectivity of nitrile oxide cycloadditions to N,N-diarylaminoallenes 134
Intramolecular reactions of nitrilimines as a fruitful source of heterocycles 134
Medium- and large-ring heterocyclic systems by intramolecular nitrile imine cycloadditions 132
Intramolecular cycloadditions of unsaturated nitrilimines containing a sulfinyl group 129
Construction of the pyrazolo[1,5-a][6,1]benzodiazonine and pyrazolo[1,5-a][7,1]benzodiazocine skeletons 126
Peracid oxidation of chiral isoxazolidines: developments and perspectives 123
Synthesis of Enantiopure Highly Functionalized Pyrrolizidines and Indolizidines from Natural alfa-Aminoacids: An Experimental and Theoretical Investigation. 117
Intramolecular nitrile imine cycloadditions to the acetylenic bonds in the synthesis of pyrazolo[1,5-a][4,1]benzoxazepines and pyrazolo[1,5-a][5,1]benzoxazocines 112
I pigmenti: tra chimica e arte alla scoperta del passato 105
New evidence on the formation of 3-acylindoles by reaction of N-phenylnitrones with a,b-acetylenic sulfones 95
Totale 11.876
Categoria #
all - tutte 42.407
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 42.407


Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2021/2022419 0 0 0 21 24 10 71 29 31 85 67 81
2022/2023823 97 52 50 94 46 186 0 137 87 17 41 16
2023/20241.102 154 134 160 215 236 66 17 24 34 19 14 29
2024/2025901 22 10 169 25 23 54 27 49 116 72 68 266
2025/20263.649 172 504 1.303 322 229 131 465 150 135 114 59 65
2026/2027658 50 110 241 257 0 0 0 0 0 0 0 0
Totale 11.876