FRONGIA, ANGELO
 Distribuzione geografica
Continente #
EU - Europa 709
NA - Nord America 216
AS - Asia 83
AF - Africa 7
OC - Oceania 2
SA - Sud America 2
Totale 1.019
Nazione #
IT - Italia 582
US - Stati Uniti d'America 213
FR - Francia 44
CN - Cina 41
DE - Germania 22
IN - India 16
GB - Regno Unito 15
RU - Federazione Russa 10
UA - Ucraina 9
KR - Corea 6
NL - Olanda 6
VN - Vietnam 6
CH - Svizzera 5
PK - Pakistan 5
ZA - Sudafrica 5
GR - Grecia 4
JP - Giappone 4
CZ - Repubblica Ceca 3
ES - Italia 3
FI - Finlandia 3
AT - Austria 2
CA - Canada 2
CL - Cile 2
HK - Hong Kong 2
IR - Iran 2
MA - Marocco 2
PG - Papua Nuova Guinea 2
LT - Lituania 1
MX - Messico 1
SG - Singapore 1
Totale 1.019
Città #
Cagliari 527
Fairfield 18
Ashburn 17
Santa Cruz 16
Paris 15
Woodbridge 12
Columbus 11
Houston 11
Buffalo 10
Seattle 10
Mumbai 9
Cambridge 8
Shanghai 8
Bristol 7
Selargius 7
Wilmington 7
Council Bluffs 6
Kunming 6
Rome 6
Dearborn 5
Dong Ket 5
Honolulu 5
Munich 5
University Park 5
Wuhan 5
Faisalabad 4
Ann Arbor 3
Beijing 3
Clearwater 3
Hangzhou 3
Helsinki 3
Muizenberg 3
Zurich 3
Andover 2
Boardman 2
Bures-sur-Yvette 2
Bury 2
Bushehr 2
Busto Arsizio 2
Cedar Knolls 2
Frankfurt am Main 2
Gif-sur-Yvette 2
Hong Kong 2
Los Angeles 2
Maisons-Alfort 2
Mountain View 2
New York 2
Nürnberg 2
Orsay 2
Pavia 2
Phoenix 2
Port Moresby 2
San Diego 2
San Jose 2
St Petersburg 2
Sunnyvale 2
Torino 2
Xi'an 2
Albany 1
Amsterdam 1
Badia 1
Berkeley 1
Bern 1
Bhopal 1
Cardiff 1
Chemnitz 1
Chicago 1
Coventry 1
Curno 1
Dallas 1
Des Moines 1
Dong Nai 1
Durban 1
Geneva 1
Grottaferrata 1
Iowa City 1
Kaunas 1
Kolkata 1
La Maddalena 1
Les Ulis 1
London 1
Lucera 1
Montréal 1
Moscow 1
Nanchang 1
New Orleans 1
Niigata 1
North Wales 1
Nuremberg 1
Olomouc 1
Omsk 1
Oria 1
Ottawa 1
Ouezzane 1
Palaiseau 1
Parma 1
Philadelphia 1
Quartu Sant'Elena 1
Rabat 1
Redmond 1
Totale 858
Nome #
Stereocontrolled synthesis and functionalization of cyclobutanes and cyclobutanones, file e2f56ed4-2ed4-3eaf-e053-3a05fe0a5d97 527
α-Benzoyloxylation of β-keto sulfides at ambient temperature, file e2f56ed7-2bb6-3eaf-e053-3a05fe0a5d97 109
Preparation of Cyclobutene Acetals and Tricyclic Oxetanes through Photochemical Tandem and Cascade Reactions, file 8d5c4b23-57e9-4c90-a04d-760342d6bf39 79
Tandem Baeyer–Villiger/Wittig/oxa-Michael addition: One-step to 5-substituted γ-lactones, file 5c2c5955-8f67-49cf-a3bd-1d3ab15590b8 51
Z-Selective Synthesis of α-Sulfanyl Carbonyl Compounds from Internal Alkynes and Thiols via Photoredox Catalysis, file e2f56eda-30d6-3eaf-e053-3a05fe0a5d97 34
Solvent-Free Synthesis of Quaternary Oxazolidine-2-thione β3-Amino Ester Analogs, file 92efa937-0e21-4690-af33-7570a122f27e 15
The Heyns Rearrangement: Synthetic Routes Beyond Carbohydrate Chemistry, file ddb4a90a-30f9-4262-862d-271a29f1e141 12
Synthesis of cyclobutane-fused oxazolidine-2-thione derivatives, file ac90f51f-547f-48a4-b3c3-6ac9e00d9dfa 10
Z-Selective Synthesis of α-Sulfanyl Carbonyl Compounds from Internal Alkynes and Thiols via Photoredox Catalysis, file e2f56eda-94f9-3eaf-e053-3a05fe0a5d97 10
Magnetic Aerogels for Room-Temperature Catalytic Production of Bis(indolyl)methane Derivatives, file 04202dc5-0d8b-48b8-9d04-d1c3132c0923 9
A Catalytic One-Pot Synthesis of Indolyl Cyclobutanones, file e2f56eda-4e84-3eaf-e053-3a05fe0a5d97 8
Preparation of Cyclobutene Acetals and Tricyclic Oxetanes through Photochemical Tandem and Cascade Reactions, file e2f56eda-c73f-3eaf-e053-3a05fe0a5d97 8
Synthesis of cyclobutane-fused oxazolidine-2-thione derivatives, file 8811d006-27c0-4709-9e50-1da916ca71eb 6
From (phenylsulfanyl)cycloalkanecarbaldehydes to optically active spirocyclic tetrahydrofurans: stereospecific resolution of symmetric aldehydes through (S)-proline-catalysed aldol reaction, file e2f56ed3-bf35-3eaf-e053-3a05fe0a5d97 6
Synthesis of quaternary α-benzyl- and α-allyl-α-methylamino cyclobutanones, file e2f56ed5-ceb9-3eaf-e053-3a05fe0a5d97 6
Synthesis of New Heterocycles through a Cation-driven Tandem Ring-enlargement-annulation reaction, file e2f56ed4-28c2-3eaf-e053-3a05fe0a5d97 5
Brønsted Acid Mediated Cascade Reaction to Access 3-(2-Bromoethyl)benzofurans, file e2f56ed8-1eac-3eaf-e053-3a05fe0a5d97 5
A Bronsted acid catalyzed tandem reaction for the diastereoselective synthesis of cyclobuta-fused tetrahydroquinoline carboxylic esters, file e2f56eda-5215-3eaf-e053-3a05fe0a5d97 5
β-N-Heterocyclic Cyclobutane Carboximides: Synthesis through a Tandem Base-Catalyzed Amidation/aza-Michael Addition Protocol and Facile Transformations, file 00b0a06b-df53-4420-aa0c-7a60f43e79c9 4
Insights into the reactivity of 2-hydroxycyclobutanones with thiols corroborated by quantum chemical DFT investigations, NMR and Raman analysis, file 580156b0-7169-47b5-a47d-c78e6a1168fd 4
Tandem Baeyer–Villiger/Wittig/oxa-Michael addition: One-step to 5-substituted γ-lactones, file c3cd7c22-28b6-4f71-b0e5-15e7dac9105d 4
One Pot Synthesis of Cyclobutanols by Ring Expansion of Oxaspiropentanes Induced by Grignard Reagents, file e2f56ed4-260c-3eaf-e053-3a05fe0a5d97 4
Very high stereoselectivity in organocatalyzed desymmetrizing aldol reactions of 3-substituted cyclobutanones, file e2f56ed4-2eda-3eaf-e053-3a05fe0a5d97 4
Regioselective Synthesis of Trisubstituted 2,3-Dihydrofurans from Donor−Acceptor Cyclopropanes or from Reaction of the Corey Ylide with α-Sulfenyl-, α-Sulfinyl-, or α-Sulfonylenones, file e2f56ed4-30fe-3eaf-e053-3a05fe0a5d97 4
A facile strategy for new organic white LED hybrid devices: Design, features and engineering, file e2f56ed5-631b-3eaf-e053-3a05fe0a5d97 4
null, file e2f56ed9-4eaf-3eaf-e053-3a05fe0a5d97 4
Enantioselective organocatalyzed functionalization of benzothiophene and thiophenecarbaldehyde derivatives, file e2f56ed3-8c2f-3eaf-e053-3a05fe0a5d97 3
null, file e2f56ed3-a849-3eaf-e053-3a05fe0a5d97 3
Solvent-free stereoselective organocatalyzed aldol reaction of 2-hydroxycyclobutanone, file e2f56ed3-ae3b-3eaf-e053-3a05fe0a5d97 3
Organocatalytic asymmetric tandem condensation-intramolecular rearrangement-protonation: An approach to optically active α-amino thioester derivatives, file e2f56ed3-b4f5-3eaf-e053-3a05fe0a5d97 3
Tetrazole Amides as Hydrogen-Bonding Donor Catalysts in the Chemoselective Oxidation of Sulphides and Disulphides, file e2f56ed3-b860-3eaf-e053-3a05fe0a5d97 3
Ammonium salt catalyzed oxidation of organosulfides to organosulfoxydes, file e2f56ed4-1d8d-3eaf-e053-3a05fe0a5d97 3
Organocatalytic synthesis of optically active aryllactic acid derivatives from β -ketosulfoxides, file e2f56ed4-207e-3eaf-e053-3a05fe0a5d97 3
Organocatalytic asymmetric condensation/keto-enol tautomerization tandem reaction:access to cyclobutanone alfa-amino acid ester derivatives, file e2f56ed4-267f-3eaf-e053-3a05fe0a5d97 3
null, file e2f56ed4-305b-3eaf-e053-3a05fe0a5d97 3
Enantioselective organocatalyzed desymmetrization of 3-substituted cyclobutanones through Michael addition to nitroalkenes, file e2f56ed4-3069-3eaf-e053-3a05fe0a5d97 3
Organocatalyzed tandem process involving asymmetric protonations as a stereo-defining step, file e2f56ed4-306d-3eaf-e053-3a05fe0a5d97 3
Catalytic enantioselective synthesis of α-(benzylamino)cyclobutanones, file e2f56ed4-310d-3eaf-e053-3a05fe0a5d97 3
Deracemizing organocatalyzed Michael addition reactions of 2-(arylthio)cyclobutanones with β-nitrostyrenes, file e2f56ed5-6fb3-3eaf-e053-3a05fe0a5d97 3
Tandem Wittig Reaction-Ring Contraction of Cyclobutanes: a Route to Functionalized Cyclopropanecarbaldehydes, file e2f56ed8-acb5-3eaf-e053-3a05fe0a5d97 3
β-N-Heterocyclic Cyclobutane Carboximides: Synthesis through a Tandem Base-Catalyzed Amidation/aza-Michael Addition Protocol and Facile Transformations, file 04a83e44-e2ea-4a75-870b-1c66e819a087 2
Solvent-Free Synthesis of Quaternary Oxazolidine-2-thione β3-Amino Ester Analogs, file d7ee7633-6397-4c1f-a455-9cad75b83cc6 2
A Bronsted acid catalyzed tandem reaction for the diastereoselective synthesis of cyclobuta-fused tetrahydroquinoline carboxylic esters, file ddc1d9b6-89f5-4f9b-b1a2-01d71ebc6d42 2
null, file e2f56ed3-a848-3eaf-e053-3a05fe0a5d97 2
Synthesis and characterization of tunable coumarin- linked glasses as new class of organic/inorganic phosphors, file e2f56ed3-c762-3eaf-e053-3a05fe0a5d97 2
Unexpected Stereochemistry in the Lithium Salt Catalyzed Ring Expansion of Nonracemic Oxaspiropentanes. Formal Syntheses of (-)-(4R,5R)-Muricatacin and the Pheromone (R) -Japolinure, file e2f56ed3-c982-3eaf-e053-3a05fe0a5d97 2
null, file e2f56ed4-2a54-3eaf-e053-3a05fe0a5d97 2
null, file e2f56ed4-305d-3eaf-e053-3a05fe0a5d97 2
A new entry to alkylidenecyclopropanes through a Ramberg-Backlund rearrangement of cyclopropylsulfones, file e2f56ed4-306f-3eaf-e053-3a05fe0a5d97 2
null, file e2f56ed4-30ce-3eaf-e053-3a05fe0a5d97 2
Recent progress in the synthetic assembly of 2-cyclopentenones, file e2f56ed4-3110-3eaf-e053-3a05fe0a5d97 2
Catalytic enantioselective Amadori-Heyns rearrangement of racemic α-hydroxy ketones with arylamines: Synthesis of optically active α-arylamino ketones, file e2f56ed4-31df-3eaf-e053-3a05fe0a5d97 2
Disulfide-based metal-free α-sulfanylation of ketones, file e2f56ed5-ba3c-3eaf-e053-3a05fe0a5d97 2
null, file e2f56ed7-4212-3eaf-e053-3a05fe0a5d97 2
Brønsted acid Catalysed Synthesis of 3-(2-Alkoxyethyl)indoles from α-Arylaminocyclobutanones and Alcohols, file e2f56ed8-4057-3eaf-e053-3a05fe0a5d97 2
Catalytic Tandem Friedel–Crafts Alkylation/C4–C3 Ring-Contraction Reaction: An Efficient Route for the Synthesis of Indolyl Cyclopropanecarbaldehydes and Ketones, file e2f56ed8-7d5a-3eaf-e053-3a05fe0a5d97 2
Visible light promoted continuous flow photocyclization of 1,2-diketones, file e2f56ed9-79d1-3eaf-e053-3a05fe0a5d97 2
Synthesis of α-Aminocyclopropyl Ketones and 2-Substituted Benzoimidazoles from 2-Hydroxycyclobutanones and Aryl Amines, file e2f56ed9-aea6-3eaf-e053-3a05fe0a5d97 2
Synthesis Of Highly Functionalized Nitrogen Heterocycle From 2-Hydroxycyclobutanones And Aromatic Amines, file e2f56eda-3d4c-3eaf-e053-3a05fe0a5d97 2
A short synthesis of both enantiomers of 2-aminobicyclo[3.2.0]heptane-2,7-dicarboxylic acid, file e2f56eda-8659-3eaf-e053-3a05fe0a5d97 2
The Heyns Rearrangement: Synthetic Routes Beyond Carbohydrate Chemistry, file 6f6b26b5-5a5a-4bde-a9c5-fd7155dc9411 1
Discoveries through Organocatalyzed, Brønsted Acid Catalyzed and Non-Catalyzed Transformations of 2-Hydroxycyclobutanone, file 7d5585ae-4549-4ce6-9add-2076fabaedea 1
New aminotetrazole derivatives as hydrogen bonding catalysts. A green and selective oxidation of organosulphides with H2O2 in H2O, file e2f56ed3-8b03-3eaf-e053-3a05fe0a5d97 1
The first organocatalysed direct aldol reaction of 2-hydroxycyclobutanone, file e2f56ed3-9edd-3eaf-e053-3a05fe0a5d97 1
null, file e2f56ed3-b1c6-3eaf-e053-3a05fe0a5d97 1
null, file e2f56ed3-b1c7-3eaf-e053-3a05fe0a5d97 1
Enantioselective organocatalytic rearrangement of α-acyloxy- β-keto sulfides to α-acyloxy thioesters, file e2f56ed3-d6a7-3eaf-e053-3a05fe0a5d97 1
Catalytic enantioselective synthesis of α-arylaminocyclobutanones, file e2f56ed4-3189-3eaf-e053-3a05fe0a5d97 1
null, file e2f56ed4-3425-3eaf-e053-3a05fe0a5d97 1
Photochemical transformation of a 1,2-dihydropyridin-3-one: An original tandem retro-[4+2]/[2+2] cycloaddition process, file e2f56ed4-3516-3eaf-e053-3a05fe0a5d97 1
A pheromone analogue affects the evaporation rate of (+)-disparlure in Lymantria dispar, file e2f56ed4-83c3-3eaf-e053-3a05fe0a5d97 1
null, file e2f56ed4-ca97-3eaf-e053-3a05fe0a5d97 1
Synthesis of functionalized tryptamines by Brønsted acid catalysed cascade reactions, file e2f56ed5-aeaa-3eaf-e053-3a05fe0a5d97 1
Stereoselective aza-Michael addition of anilines to 1-nitro cyclohexene by intramolecular protonation, file e2f56ed5-b3a3-3eaf-e053-3a05fe0a5d97 1
Stereoselective and regioselective pinacol-type rearrangement of a fused bicyclic oxetanol scaffold, file e2f56ed7-0eba-3eaf-e053-3a05fe0a5d97 1
Synthesis of 2,2-bis(pyridin-2-yl amino)cyclobutanols and their conversion into 5-(pyridin-2-ylamino)dihydrofuran-2(3: H)-ones, file e2f56ed7-0ff9-3eaf-e053-3a05fe0a5d97 1
Acid-catalyzed reaction of 2-hydroxycyclobutanone with benzylic alcohols, file e2f56ed7-39b5-3eaf-e053-3a05fe0a5d97 1
Acid-catalyzed synthesis of functionalized arylthio cyclopropane carbaldehydes and ketones, file e2f56ed8-1eaa-3eaf-e053-3a05fe0a5d97 1
Synthesis of β-sulfinyl cyclobutane carboxylic amides: Via a formal α to β sulphoxide migration process, file e2f56ed8-b48b-3eaf-e053-3a05fe0a5d97 1
Synthesis of Tryptamines through a Novel Bronsted Acid Mediated Tandem Reaction Initiated by α-Iminol Rearrangement of Transient 2-Substituted 2-Hydroxycyclobutylimines, file e2f56ed9-e8da-3eaf-e053-3a05fe0a5d97 1
Lithiated three-membered heterocycles as chiral nucleophiles in the enantioselective synthesis of 1-oxaspiro[2,3]hexanes, file e2f56eda-5919-3eaf-e053-3a05fe0a5d97 1
A Catalytic One-Pot Synthesis of Indolyl Cyclobutanones, file e2f56eda-9371-3eaf-e053-3a05fe0a5d97 1
Totale 1.041
Categoria #
all - tutte 2.436
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 2.436


Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2018/201912 0 0 0 0 0 0 0 0 0 0 0 12
2019/2020200 9 9 13 20 41 43 24 11 9 6 8 7
2020/2021158 7 7 2 31 45 12 13 6 7 6 8 14
2021/202265 8 7 4 3 3 4 6 4 0 2 19 5
2022/2023115 11 1 19 10 2 2 10 12 23 13 4 8
2023/2024202 6 15 8 10 11 11 7 18 26 31 24 35
Totale 1.041