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Helio Stefani
Helio Stefani
Professor associado da Universidade de São Paulo
E-mail confirmado em usp.br
Título
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Ano
Tellurium in Organic Synthesis: Second
N Petragnani, HA Stefani
Elsevier, 2010
4352010
Recent advances in organotrifluoroborates chemistry
HA Stefani, R Cella, AS Vieira
Tetrahedron 63 (18), 3623-3658, 2007
3472007
Ultrasound in heterocycles chemistry
R Cella, HA Stefani
Tetrahedron 65 (13), 2619-2641, 2009
2862009
Vinylic selenides and tellurides-preparation, reactivity and synthetic applications
JV Comasseto, LW Ling, N Petragnani, HA Stefani
Synthesis 1997 (04), 373-403, 1997
2771997
Dihydropyrimidin-(2H)-ones obtained by ultrasound irradiation: a new class of potential antioxidant agents
HA Stefani, CB Oliveira, RB Almeida, CMP Pereira, RC Braga, R Cella, ...
European journal of medicinal chemistry 41 (4), 513-518, 2006
2202006
Advances in organic tellurium chemistry
N Petragnani, HA Stefani
Tetrahedron 61 (7), 1613-1679, 2005
2172005
Palladium-Catalyzed Coupling of sp2-Hybridized Tellurides
G Zeni, AL Braga, HA Stefani
Accounts of chemical research 36 (10), 731-738, 2003
2112003
Eco-friendly synthesis of imines by ultrasound irradiation
KP Guzen, AS Guarezemini, ATG Órfão, R Cella, CMP Pereira, HA Stefani
Tetrahedron Letters 48 (10), 1845-1848, 2007
1862007
Recent advances in selenocyclofunctionalization reactions
N Petragnani, HA Stefani, CJ Valduga
Tetrahedron 57 (8), 1411-1448, 2001
1842001
Synthesis of Polyacetylenic Acids Isolated from Heisteria acuminata
G Zeni, RB Panatieri, E Lissner, PH Menezes, AL Braga, HA Stefani
Organic Letters 3 (6), 819-821, 2001
1682001
Homocoupling reactions of alkynes, alkenes and alkyl compounds
HA Stefani, AS Guarezemini, R Cella
Tetrahedron 66 (40), 7871-7918, 2010
1572010
Ultrasound-assisted synthesis of Z and E stilbenes by Suzuki cross-coupling reactions of organotellurides with potassium organotrifluoroborate salts
R Cella, HA Stefani
Tetrahedron 62 (24), 5656-5662, 2006
1462006
A mild and efficient method for halogenation of 3, 5-dimethyl pyrazoles by ultrasound irradiation using N-halosuccinimides
HA Stefani, CMP Pereira, RB Almeida, RC Braga, KP Guzen, R Cella
Tetrahedron letters 46 (40), 6833-6837, 2005
1112005
Addition of hydrogen halides to acetylenic selenides. Synthesis of 1-halo-1-selenoalkenes
JV Comasseto, PH Menezes, HA Stefani, G Zeni, AL Braga
Tetrahedron 52 (29), 9687-9702, 1996
1001996
Suzuki− Miyaura cross-coupling reactions of aryl tellurides with potassium aryltrifluoroborate salts
R Cella, RLOR Cunha, AES Reis, DC Pimenta, CF Klitzke, HA Stefani
The Journal of Organic Chemistry 71 (1), 244-250, 2006
982006
Hydroselenation of alkynes by lithium butylselenolate: an approach in the synthesis of vinylic selenides
G Zeni, MP Stracke, CW Nogueira, AL Braga, PH Menezes, HA Stefani
Organic Letters 6 (7), 1135-1138, 2004
982004
3, 4-Dihydropyrimidin-2 (1H)-ones: fast synthesis under microwave irradiation in solvent free conditions
HA Stefani, PM Gatti
Synthetic communications 30 (12), 2165-2173, 2000
962000
New acetylenic furan derivatives: synthesis and anti-inflammatory activity
G Zeni, DS Lüdtke, CW Nogueira, RB Panatieri, AL Braga, CC Silveira, ...
Tetrahedron Letters 42 (51), 8927-8930, 2001
932001
Nucleophilic Addition of Potassium Alkynyltrifluoroborates to d-Glucal Mediated by BF3·OEt2: Highly Stereoselective Synthesis of α-C-glycosides
AS Vieira, PF Fiorante, TLS Hough, FP Ferreira, DS Ludtke, HA Stefani
Organic Letters 10 (22), 5215-5218, 2008
902008
An easy synthesis of enaminones in water as solvent
HA Stefani, IM Costa, D de O Silva
Synthesis 2000 (11), 1526-1528, 2000
852000
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