J.V. Comasseto: search on Z-Library

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51

ChemInform Abstract: Tellurium in Organic Synthesis: A New Approach to Trisubstituted γ-Butyrolactones with trans—trans Relative Stereochemistry. Total Enantioselective Synthesis of (-)-Blastmycinolactol (VIa), (+)-Blastmycinone (VIIa), (-)-NFX-2 (VIb), and (+)-Antimycinone (VIIb).

Renan S. Ferrarini, Alcindo A. Dos Santos, Joao V. Comasseto

Journal:

Year:

2011

File:

PDF, 38 KB

2011

52

ChemInform Abstract: Reactive Organometallics from Organotellurides: Application in Organic Synthesis

Jefferson L. Princival, Alcindo A. Dos Santos, Joao V. Comasseto

Journal:

Year:

2011

File:

PDF, 18 KB

2011

53

ChemInform Abstract: Synthesis of Substituted α,β-Unsaturated δ-Lactones from Vinyl Tellurides.

Juliana M. Oliveira, Juliano C. R. Freitas, Joao Valdir Comasseto, Paulo Henrique Menezes

Journal:

Year:

2011

File:

PDF, 33 KB

2011

54

ChemInform Abstract: Enzymatic Kinetic Resolution of Organochalcogenides in Supercritial CO2.

Rogerio A. Gariani, Fernando A. G. Luengo, Luiz A. S. Vale, Reinaldo C. Bazito, Joao V. Comasseto

Journal:

Year:

2011

File:

PDF, 32 KB

2011

55

ChemInform Abstract: An Alternative Approach for the Synthesis of Aryl—Alkyl Tellurides: Reaction of Aryl Iodides with Metal Alkyltellurolates Promoted by CuI.

Marcio S. Silva, Joao V. Comasseto

Journal:

Year:

2012

File:

PDF, 31 KB

2012

56

1H NMR additive shielding coefficients (Z) for organoseleno groups in vinyl selenides

Helena M. C. Ferraz, Jaão V. Comasseto, Carlos A. Brandt

Journal:

Magnetic Resonance in Chemistry

Year:

1987

Language:

english

File:

PDF, 247 KB

english, 1987

57

Vinylic selenides

Journal:

Journal of Organometallic Chemistry

Year:

1983

Language:

english

File:

PDF, 2.18 MB

english, 1983

58

Alkaline hydrolysis of diaryl ditellurides under phase transfer conditions; synthesis of alkyl aryl tellurides

J.V. Comasseto, J.T.B. Ferreira, J.A.Fontanillas Val

Journal:

Journal of Organometallic Chemistry

Year:

1984

Language:

english

File:

PDF, 378 KB

english, 1984

59

The use of aminoiminomethanesulfinic acid (thiourea dioxide) under phase transfer conditions for generating organochalcogenate anions. Synthesis of sulfides, selenides and tellurides

J.V. Comasseto, E.S. Lang, J. Tercio, B. Ferreira, F. Simonelli, V.R. Correia

Journal:

Journal of Organometallic Chemistry

Year:

1987

Language:

english

File:

PDF, 752 KB

english, 1987

60

Addition of hydrogen halides to acetylenic selenides. Synthesis of 1-halo-1-selenoalkenes

João V. Comasseto, Paulo H. Menezes, Helio A. Stefani, Gilson Zeni, Antônio L. Braga

Journal:

Year:

1996

Language:

english

File:

PDF, 829 KB

english, 1996

61

Higher order vinyl cyanocuprates from vinylic tellurides

Fábio C. Tucci, André Chieffi, João V. Comasseto

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 291 KB

english, 1992

62

Biotransformations of aryl alkyl sulfides by whole cells of white-rot Basidiomycetes

Luís C. Ricci, João V. Comasseto, Leandro H. Andrade, Marina Capelari, Quezia B. Cass, André L.M. Porto

Journal:

Enzyme and Microbial Technology

Year:

2005

Language:

english

File:

PDF, 172 KB

english, 2005

63

Enzymatic evaluation of different Aspergillus strains by biotransformation of cyclic ketones

Artur F. Keppler, André L.M. Porto, Iracema H. Schoenlein-Crusius, João V. Comasseto, Leandro H. Andrade

Journal:

Enzyme and Microbial Technology

Year:

2005

Language:

english

File:

PDF, 197 KB

english, 2005

64

Tellurium-based cysteine protease inhibitors: evaluation of novel organotellurium(IV) compounds as inhibitors of human cathepsin B

Rodrigo L.O.R. Cunha, Miriam E. Urano, Jair R. Chagas, Paulo C. Almeida, Cláudia Bincoletto, Ivarne L.S. Tersariol, João V. Comasseto

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2005

Language:

english

File:

PDF, 312 KB

english, 2005

65

Biotransformations of Mannich bases and propiophenones by Brazilian microorganisms and enzymatic resolution of phenylpropanols by lipase from Candida antarctica (Novozym 435)

Cristiano Raminelli, Edna Kagohara, Vivian H. Pellizari, João V. Comasseto, Leandro H. Andrade, André L.M. Porto

Journal:

Enzyme and Microbial Technology

Year:

2007

Language:

english

File:

PDF, 367 KB

english, 2007

66

Biotransformations of nitro-aromatic compounds to amines and acetamides by tuberous roots of Arracacia xanthorrhiza and Beta vulgaris and associated microorganism (Candida guilliermondii)

Adriana de O. Pacheco, Edna Kagohara, Leandro H. Andrade, João V. Comasseto, Iracema H.-S. Crusius, Claudete R. Paula, André L.M. Porto

Journal:

Enzyme and Microbial Technology

Year:

2007

Language:

english

File:

PDF, 284 KB

english, 2007

67

Hydrochalcogenation of activated olefines. Synthesis of functionalized dialkylchalcogenides

João V. Comasseto, Rogério A. Gariani, Jefferson L. Princival, Alcindo A. Dos Santos, Fabiano K. Zinn

Journal:

Journal of Organometallic Chemistry

Year:

2008

Language:

english

File:

PDF, 261 KB

english, 2008

68

Mechanistic study of the addition reaction of TeCl4 to alkynes: Participation of TeCl3 centered-radical

Artur F. Keppler, Fernanda M. Prado, Giselle Cerchiaro, Paolo Di Mascio, João V. Comasseto

Journal:

Journal of Organometallic Chemistry

Year:

2008

Language:

english

File:

PDF, 291 KB

english, 2008

69

Practical synthesis of chiral β-telluro amines by ring-opening reaction of aziridines

Fabricio Vargas, João V. Comasseto

Journal:

Journal of Organometallic Chemistry

Year:

2009

Language:

english

File:

PDF, 186 KB

english, 2009

70

Regio- and stereoselective synthesis of Z-vinylic tellurides from propargylic alcohols: a route to chiral Z-enynes

Cristiano Raminelli, Nathalia C. da Silva, Alcindo A. Dos Santos, André L.M. Porto, Leandro H. Andrade, João V. Comasseto

Journal:

Year:

2005

Language:

english

File:

PDF, 275 KB

english, 2005

71

Diastereoselective synthesis of α,β-unsaturated systems

Priscila Castelani, João V. Comasseto

Journal:

Year:

2005

Language:

english

File:

PDF, 324 KB

english, 2005

72

Chemoselective reduction of β-butyltellanyl α,β-unsaturated carbonyl compounds to allylic alcohols

Alcindo A. Dos Santos, Priscila Castelani, Bruno K. Bassora, José C. Fogo Junior, Carlos E. Costa, João V. Comasseto

Journal:

Year:

2005

Language:

english

File:

PDF, 313 KB

english, 2005

73

Tellurium/lithium exchange reactions in the synthesis of spiroketals and 1,6-dioxygenated systems

Alcindo A. Dos Santos, Jefferson L. Princival, João V. Comasseto, Simone M.G. de Barros, José E. Brainer Neto

Journal:

Year:

2007

Language:

english

File:

PDF, 447 KB

english, 2007

74

The coupling of butylvinyltellurides with organometallic reagents catalysed by nickel complexes

Cristiano Raminelli, João Gargalaka Jr., Cláudio C. Silveira, João V. Comasseto

Journal:

Year:

2007

Language:

english

File:

PDF, 555 KB

english, 2007

75

Biotransformations on organic selenides and tellurides: synthetic applications

João V. Comasseto, Rogério A. Gariani

Journal:

Year:

2009

Language:

english

File:

PDF, 1.28 MB

english, 2009

76

Synthesis of substituted α,β-unsaturated δ-lactones from vinyl tellurides

Juliana M. Oliveira, Juliano C. R. Freitas, João Valdir Comasseto, Paulo Henrique Menezes

Journal:

Year:

2011

Language:

english

File:

PDF, 659 KB

english, 2011

77

Kinetic resolution of propargylic and allylic alcohols by Candida antarctica lipase (Novozyme 435)

Cristiano Raminelli, João V. Comasseto, Leandro H. Andrade, André L.M. Porto

Journal:

Tetrahedron: Asymmetry

Year:

2004

Language:

english

File:

PDF, 309 KB

english, 2004

78

A chiral tellurium ferrocene as a chiral agent in NMR enantiomeric purity determination

Rogério A. Gariani, Fabio Simonelli, Alfredo R.M. Oliveira, Andersson Barison, João V. Comasseto

Journal:

Tetrahedron: Asymmetry

Year:

2006

Language:

english

File:

PDF, 182 KB

english, 2006

79

Biocatalytic reduction of a racemic selenocyclohexanone by Brazilian basidiomycetes

Leandro Piovan, Marina Capelari, Leandro H. Andrade, João V. Comasseto, André L.M. Porto

Journal:

Tetrahedron: Asymmetry

Year:

2007

Language:

english

File:

PDF, 211 KB

english, 2007

80

Chemoselective screening for the reduction of a chiral functionalised (±)-2-(phenylthio)cyclohexanone by whole cells of Brazilian micro-organisms

Leandro Piovan, Edna Kagohara, Luis C. Ricci, Artur F. Keppler, Marina Capelari, Leandro H. Andrade, João V. Comasseto, André L.M. Porto

Journal:

Tetrahedron: Asymmetry

Year:

2008

Language:

english

File:

PDF, 244 KB

english, 2008

81

Preparation of chiral organochalcogeno-α-methylbenzyl alcohols via biocatalysis. The role of Daucus carota root

João V. Comasseto, Álvaro T. Omori, André L.M. Porto, Leandro H. Andrade

Journal:

Tetrahedron Letters

Year:

2004

Language:

english

File:

PDF, 271 KB

english, 2004

82

Dilithium aryl cyanocuprates from butyl aryl tellurides

Priscila Castelani, Silas Luque, João V. Comasseto

Journal:

Tetrahedron Letters

Year:

2004

Language:

english

File:

PDF, 250 KB

english, 2004

83

Coupling of butyl vinyl tellurides with metal acetylides catalyzed by nickel complexes

Cristiano Raminelli, João Gargalaka Jr., Cláudio C. Silveira, João V. Comasseto

Journal:

Tetrahedron Letters

Year:

2004

Language:

english

File:

PDF, 272 KB

english, 2004

84

Selectivity aspects of the ring opening reaction of 2-alkenyl aziridines by carbon nucleophiles

Rodrigo L.O.R. Cunha, Dennis G. Diego, Fábio Simonelli, João V. Comasseto

Journal:

Tetrahedron Letters

Year:

2005

Language:

english

File:

PDF, 132 KB

english, 2005

85

γ-Butyltelluro-2-butanol: a route to reactive 1,4-dianion intermediates

Jefferson L. Princival, Simone M.G. de Barros, João V. Comasseto, Alcindo A. Dos Santos

Journal:

Tetrahedron Letters

Year:

2005

Language:

english

File:

PDF, 108 KB

english, 2005

86

Tellurium in organic synthesis: an approach to the synthesis of (Z,E)-dienic precursors of insect pheromones

Dennis G. Diego, Rodrigo L.O.R. Cunha, João V. Comasseto

Journal:

Tetrahedron Letters

Year:

2006

Language:

english

File:

PDF, 87 KB

english, 2006

87

Organotellurides as a source of organometallics: application in the synthesis of (+/−)-frontalin

Alcindo A. Dos Santos, Renan S. Ferrarini, Jefferson L. Princival, João V. Comasseto

Journal:

Tetrahedron Letters

Year:

2006

Language:

english

File:

PDF, 111 KB

english, 2006

88

Tellurium in organic synthesis: synthesis of bioactive butenolides

Bruno K. Bassora, Carlos E. Da Costa, Rogério A. Gariani, João V. Comasseto, Alcindo A. Dos Santos

Journal:

Tetrahedron Letters

Year:

2007

Language:

english

File:

PDF, 129 KB

english, 2007

89

Stereoselective synthesis of vinylic chalcogenides through vinylic substitution by lithium organylchalcogenolates

C.C. Silveira, R.B. Guerra, J.V. Comasseto

Journal:

Tetrahedron Letters

Year:

2007

Language:

english

File:

PDF, 159 KB

english, 2007

90

The diorgano dichalcogenides addition to benzyne under mild conditions

Fabiano T. Toledo, Henrique Marques, João V. Comasseto, Cristiano Raminelli

Journal:

Tetrahedron Letters

Year:

2007

Language:

english

File:

PDF, 109 KB

english, 2007

91

Arylbutyltellurides as precursors of dilithium arylthienylcyanocuprates in a straightforward approach to phenethylamine derivatives

Fabiano T. Toledo, Rodrigo L.O.R. Cunha, Cristiano Raminelli, João V. Comasseto

Journal:

Tetrahedron Letters

Year:

2008

Language:

english

File:

PDF, 106 KB

english, 2008

92

Synthesis of the C7–C24 fragment of (−)-Macrolactin F

Roberta A. Oliveira, Juliana M. Oliveira, Luis H.S. Rahmeier, Joao V. Comasseto, Joseph P. Marino, Paulo H. Menezes

Journal:

Tetrahedron Letters

Year:

2008

Language:

english

File:

PDF, 163 KB

english, 2008

93

Lithium butylchalcogenolate induced Michael-aldol tandem sequence: easy and rapid access to highly functionalized organochalcogenides and unsaturated compounds

Artur F. Keppler, Rogério A. Gariani, Danilo G. Lopes, João V. Comasseto

Journal:

Tetrahedron Letters

Year:

2009

Language:

english

File:

PDF, 1.98 MB

english, 2009

94

Functionalized organozincates and organocuprates derived from γ-hydroxytellurides in the preparation of 1,4-hydroxyketones

Jefferson L. Princival, Alcindo A. Dos Santos, João V. Comasseto

Journal:

Tetrahedron Letters

Year:

2009

Language:

english

File:

PDF, 1.72 MB

english, 2009

95

The soft nucleophilicity of organotellurolates driving the SN2-type lactone ring-opening reaction

Márcio S. Silva, Alcindo A. Dos Santos, João V. Comasseto

Journal:

Tetrahedron Letters

Year:

2009

Language:

english

File:

PDF, 1.20 MB

english, 2009

96

A new approach to organomanganese compounds: the tellurium/manganese exchange reaction

Márcio S. Silva, João V. Comasseto, Alcindo A. Dos Santos

Journal:

Tetrahedron Letters

Year:

2010

Language:

english

File:

PDF, 1.42 MB

english, 2010

97

Tellurium in organic synthesis: a new approach to trisubstituted γ-butyrolactones with trans–trans relative stereochemistry. Total enantioselective synthesis of (−)-Blastmycinolactol, (+)-Blastmycinone, (−)-NFX-2, and (+)-Antimycinone

Renan S. Ferrarini, Alcindo A. Dos Santos, João V. Comasseto

Journal:

Tetrahedron Letters

Year:

2010

Language:

english

File:

PDF, 585 KB

english, 2010

98

Corrigendum to “Tellurium in organic synthesis: a new approach to trisubstituted γ-butyrolactones with trans–trans relative stereochemistry. Total enantioselective synthesis of (−)-blastmycinolactol, (+)-blastmycinone, (−)-NFX-2, and (+)-antimycinone” [Tetrahedron Lett. 51 (2010) 6843–6846]

Renan S. Ferrarini, Alcindo A. Dos Santos, João V. Comasseto

Journal:

Tetrahedron Letters

Year:

2011

Language:

english

File:

PDF, 227 KB

english, 2011

99

Enzymatic kinetic resolution of organochalcogenides in supercritical CO2

Rogério A. Gariani, Fernando A.G. Luengo, Luiz A.S. Vale, Reinaldo C. Bazito, João V. Comasseto

Journal:

Tetrahedron Letters

Year:

2011

Language:

english

File:

PDF, 369 KB

english, 2011

100

Carbon–carbon bond formation by means of organotellurium compounds

Rafael E. Barrientos-Astigarraga, Priscila Castelani, João Valdir Comasseto, Henrique B. Formiga, Nathalia C. da Silva, Celso Y. Sumida, Maurı&amp, #x0301, cio L. Vieira

Journal:

Journal of Organometallic Chemistry

Year:

2001

Language:

english

File:

PDF, 149 KB

english, 2001