INVESTIGADORES
VARELA Oscar Jose
artículos
VARDÉ, MARIANA; MARINO, CARLA; REPETTO, EVANGELINA; VARELA, OSCAR
Enantioselective Synthesis of 2,3,4,5-Tetra(hydroxyalkyl)pyrrolidines through 1,3-Dipolar Cycloadditions
EUROPEAN JOURNAL OF ORGANIC CHEMISTRY; Año: 2022 vol. 2022 p. 1 - 8
RIVAS, M. VERÓNICA; MUSIKANT, DANIEL; DÍAZ PEÑA, ROCÍO; ÁLVAREZ, DANIELA; PELAZZO, LUCIANA; ROSSI, EZEQUIEL; MARTÍNEZ, KARINA D.; ERREA, MARÍA I.; PÉREZ, OSCAR E.; VARELA, OSCAR; KOLENDER, ADRIANA A.
Carbohydrate-Derived Polytriazole Nanoparticles Enhance the Anti-Inflammatory Activity of Cilostazol
ACS Omega; Lugar: Washington DC; Año: 2022 vol. 7 p. 44631 - 44642
TRAVERSSI, MIQUEAS G.; PEÑÉÑORY, ALICIA B.; VARELA, OSCAR; COLOMER, JUAN P.
Photooxidation of thiosaccharides mediated by sensitizers in aerobic and environmentally friendly conditions
RSC Advances; Año: 2021 vol. 11 p. 9262 - 9273
LUCAS DADA; VERÓNICA E. MANZANO; OSCAR VARELA
Benzyl Glycosides of Thiodisaccharides. Influence of C-2 Configuration of the Reducing End and Substitution at Benzyl on the Inhibition of the E. coli beta-Galactosidase.
ChemistrySelect; Lugar: Weinheim; Año: 2021 vol. 6 p. 11577 - 11582
RIVAS, M. VERÓNICA; VARELA, OSCAR; KOLENDER, ADRIANA A.
Galactose-derived poly(amide-triazole)s. Degradation, deprotection and derivatization studies
EUROPEAN POLYMER JOURNAL; Año: 2020 vol. 130
M.V. RIVAS; G. PETROSELLI; R. ERRA-BALSELLS; O. VARELA; A. A. KOLENDER
Synthesis, characterization and chemical degradation of poly(ester-triazole)s derived from D-galactose
RSC Advances; Año: 2019
REPETTO, EVANGELINA; OLIVEIRA UDRY, GUILLERMO A.; VARELA, O.
Intramolecular azide-alkene cycloaddition-elimination reaction in an aldohex-2-enonic acid derivative
CARBOHYDRATE RESEARCH; Año: 2019 vol. 483
L. DADA; VERÓNICA E. MANZANO; O. VARELA
Synthesis of enantiomerically pure enones (2-benzyloxypyran-3-ones) derived from pentoses
CARBOHYDRATE RESEARCH; Lugar: Amsterdam; Año: 2019
L. DADA; V. E. MANZANO; O. VARELA
Design and Synthesis of 2‑Acetamido-2,3-dideoxythiodisaccharides via Diastereoselective Conjugate Addition to Sugar Enone O‑Acetyl Oximes. Galactosidase Inhibition Studies
ORGANIC LETTERS; Lugar: Washington; Año: 2018
FONDEVILLA SANCET; GOLDMAN; BUCIAK; O. VARELA; N. B. D´ACCORSO; M. FASCIO; V. E. MANZANO; M. LUONG
Molecular Structure Characterization and Interaction of a Polymer Blend of Xanthan Gum-Polyacrylamide to Improve Mobility-Control on a Mature Polymer Flood
Society of Petroleum Engineers Journal; Año: 2018
D. M . FIDALGO; M. E. MONGE; O. VARELA; A.A. KOLENDER
Synthesis, Secondary Structure and Anion Binding of Acyclic Carbohydrate-derived Oligo(amide-triazole)s
EUROPEAN JOURNAL OF ORGANIC CHEMISTRY; Lugar: Weinheim; Año: 2018
GUILLERMO A. OLIVEIRA UDRY; EVANGELINA REPETTO; DANIEL R. VEGA; VARELA, OSCAR
Synthesis of Highly Substituted and Enantiomerically Pure2,3,4-Tris(hydroxyalkyl)pyrrolidines Using a 1,3-DipolarCycloaddition Reaction as Key Step
ChemistrySelect; Año: 2017
MARÍA EMILIA CANO; OSCAR VARELA; M. I. GARCÍA-MORENO; J. M. GARCÍA FERNÁNDEZ; J. KOVENSKY ; MARÍA LAURA UHRIG
Synthesis of β-galactosylamides as ligands of the peanut lectin. Insights into the recognition process.
CARBOHYDRATE RESEARCH; Lugar: Amsterdam; Año: 2017 vol. 443 p. 58 - 67
COLOMER, J.P.; PEÑÉÑORY, A.B.; VARELA, O.
Internal asymmetric induction by the C-6 substituent on the oxidation reaction of interglycosidic sulfur atom of thiodisaccharides
RSC Advances; Año: 2017 vol. 7 p. 44410 - 44420
J.P. COLOMER; BEATRIZ FERNÁNDEZ DE TORO; F,. JAVIER CAÑADA; FRANCISCO CORZANA; JESUS JIMÉNEZ-BARBERO; VARELA, OSCAR
Diastereomeric glycosyl sulfoxides display different recognition features versus E. coli β-galactosidase.
EUROPEAN JOURNAL OF ORGANIC CHEMISTRY; Lugar: Weinheim; Año: 2016 vol. 2016 p. 5117 - 5122
GUILLERMO A. OLIVEIRA UDRY; EVANGELINA REPETTO; DANIEL R. VEGA; OSCAR VARELA
Synthesis of enantiomeric polyhydroxyalkylpyrrolidines from 1,3-dipolar cycloadducts. Evaluation as inhibitors of a beta-galactofuranosidase
JOURNAL OF ORGANIC CHEMISTRY; Lugar: Washington; Año: 2016 vol. 2016 p. 4179 - 4189
MARCOS J. LO FIEGO; MARINO, CARLA; VARELA, OSCAR
Synthesis of galactofuranosyl-(1 / 5)- thiodisaccharide glycomimetics as inhibitors of a b-D-galactofuranosidase
RSC Advances; Lugar: CAMBRIDGE; Año: 2015 p. 45631 - 45640
JUAN P. COLOMER; MARÍA ÁNGELES CANALES MAYORDOMO; BEATRIZ FERNÁNDEZ DE TORO; JESÚS JIMÉNEZ-BARBERO; OSCAR VARELA
Thiodisaccharide Sulfoxides: Absolute Configuration of the SO Sulfur Atom and Influence on the Biological Activity towards the β-Galactosidase from E. coli
EUROPEAN JOURNAL OF ORGANIC CHEMISTRY; Lugar: Weinheim; Año: 2015 vol. 2015 p. 1448 - 1455
FIDALGO, DANIELA M.; KOLENDER, ADRIANA A.; VARELA, OSCAR
Poly(amide-triazole)s obtained by regioselective, microwave-assisted click polymerization of bio-based monomers
Materials Today Communications; Lugar: Oxford; Año: 2014 vol. 2015 p. 70 - 83
GUILLERMO OLIVEIRA UDRY; EVANGELINA REPETTO; OSCAR VARELA
Stereospecific synthesis of pyrrolidines with varied configurations via 1,3-dipolar cycloadditions to sugar-derived enones.
JOURNAL OF ORGANIC CHEMISTRY; Lugar: Washington; Año: 2014 vol. 79 p. 4992 - 5006
REPETTO, EVANGELINA; MARINO, CARLA; VARELA, OSCAR
Synthesis of the (1,6)-linked thiodisaccharide of galactofuranose. Inhibitory activity against a ß-galactofuranosidase
Bioorganic & Medicinal Chemistry; Año: 2013 vol. 21 p. 3327 - 3333
CAGNONI, ALEJANDRO; VARELA, OSCAR; KOVENSKY, JOSÉ; UHRIG, MARÍA LAURA
Synthesis and biological activity of divalent ligands based on 3-deoxy-4-thiolactose, an isosteric analogue of lactose.
Organic & Biomolecular Chemistry; Lugar: Cambrige; Año: 2013 vol. 11 p. 5500 - 5511
DANIELA M. FIDALGO; ADRIANA A. KOLENDER; OSCAR VARELA
Stereoregular poly-O-methyl [m,n]-polyurethanes derived from D-mannitol.
Journal of Polymer Science Part A: Polymer Chemistry; Año: 2013 vol. 51 p. 463 - 470
COLOMER, JUAN PABLO; MANZANO, VERÓNICA ELENA; VARELA, OSCAR
Synthesis of thiodisaccharide sulfoxides and sulfones. Determination of the configuration of the sulfur stereocenter.
EUROPEAN JOURNAL OF ORGANIC CHEMISTRY; Año: 2013 p. 7343 - 7353
ALEJANDRO J. CAGNONI; OSCAR VARELA; MARÍA LAURA UHRIG; JOSÉ KOVENSKY
Efficient Synthesis of Thiolactoside Glycoclusters by Ruthenium-Catalyzed Cycloaddition of Disubstituted Alkynes on Carbohydrate Scaffolds.
EUROPEAN JOURNAL OF ORGANIC CHEMISTRY; Lugar: Weinheim; Año: 2013 p. 972 - 983
LUIS CALLE; VIRGINIA ROLDÓS; F. JAVIER CAÑADA; MARÍA LAURA UHRIG; ALEJANDRO J. CAGNONI; VERÓNICA E. MANZANO; OSCAR VARELA; JESUS JIMÉNEZ-BARBERO
E. coli beta-galactosidase inhibitors through modifications at the aglyconic moiety: Experimental evidences of pyranose ring flexibility
Chemistry - A European Journal; Lugar: Weinheim; Año: 2013 vol. 19 p. 4262 - 4270
REPETTO, EVANGELINA; MANZANO, VERONICA ELENA; UHRIG, MARIA LAURA; VARELA, OSCAR
Synthesis of branched dithiotrisaccharides via ring-opening reaction of sugar thiiranes
JOURNAL OF ORGANIC CHEMISTRY; Lugar: Columbus; Año: 2012 vol. 77 p. 253 - 265
VERÓNICA E. MANZANO; MARÍA LAURA UHRIG; OSCAR VARELA
Convenient synthesis of 4-thiolactose, 3,4-dithiolactose and related thiooligosaccharides and disulfides. Inhibitory activity of the glycomimetics against a ß-galactosidase
ORGANIC & BIOMOLECULAR CHEMISTRY; Lugar: CAMBRIDGE; Año: 2012 vol. 10 p. 8884 - 8888
CAGNONI, ALEJANDRO; VARELA, OSCAR; SÉBASTIEN G. GOUIN; JOSÉ KOVENSKY; MARÍA LAURA UHRIG
Synthesis of Multivalent Glycoclusters from 1-Thio-beta-D-galactose and Their Inhibitory Activity against the beta-Galactosidase from E. coli
JOURNAL OF ORGANIC CHEMISTRY; Lugar: Columbus, Ohio; Año: 2011 vol. 76 p. 3064 - 3077
KOLENDER, ADRIANA ANDREA; ARCE, SILVINA; VARELA, OSCAR
Synthesis and characterization of a poly-O-methyl-[n]-polyurethane from a D-glucamine-based monomer
CARBOHYDRATE RESEARCH; Año: 2011 vol. 346 p. 1398 - 1405
ADRIANA A. KOLENDER; SOL C. PARAJÓN PUENZO; VARELA, OSCAR
A convenient synthesis of hexulosonic acids by IBX mediated oxidation of D-glucono-1,5-lactone derivatives
ARKIVOC - ONLINE JOURNAL OF ORGANIC CHEMISTRY; Año: 2011 vol. 7 p. 237 - 244
SILVINA M. ARCE; ADRIANA A. KOLENDER; OSCAR VARELA
Synthesis of omega-amino-alpha-phenylcarbonate alkanes and their polymerization to [n]-polyurethanes
POLYMER INTERNATIONAL; Lugar: CHICHESTER; Año: 2010 vol. 59 p. 1212 - 1220
UHRIG, MARIA LAURA; SIMIRGIOTIS M. J.; VARELA, OSCAR
Enantiospecific synthesis of the sugar amino acid (2S, 5S)-5-(aminomethyl)-tetrahydrofuran-2-carboxylic acid
TETRAHEDRON-ASYMMETRY; Año: 2010 vol. 21 p. 2435 - 2440
GOMEZ, ROMINA V.; VARELA, OSCAR
Synthesis of Polyhydroxy [n]-Polyurethanes Derived from a Carbohydrate.
MACROMOLECULES; Año: 2009 vol. 42 p. 8112 - 8117
ROMERO ZALIZ, LORENA; VARELA, OSCAR
Cyclic oligomers (macroaldonolactones) from a protected D-galactonic acid monomer
TETRAHEDRON LETTERS; Año: 2009 vol. 50 p. 5677 - 5680
REPETTO, EVANGELINA; MARINO, CARLA; UHRIG, MARIA LAURA; VARELA, OSCAR
Thiodisaccharides with galactofuranose or arabinofuranose as terminal.
BIOORGANIC & MEDICINAL CHEMISTRY.; Año: 2009 vol. 17 p. 2703 - 2711
CAGNONI, ALEJANDRO; UHRIG, MARIA LAURA; VARELA, OSCAR
Synthesis of pentopyranosyl-containing thiodisaccharides. Inhibitory.
BIOORGANIC & MEDICINAL CHEMISTRY.; Año: 2009 vol. 17 p. 6203 - 6212
REPETTO, EVANGELINA; MARINO, CARLA; UHRIG, MARÍA LAURA; VARELA, OSCAR
Two straightforward strategies for the synthesis of thiodisaccharides with a furanose unit as nonreducing end
EUROPEAN JOURNAL OF ORGANIC CHEMISTRY; Lugar: Weinheim; Año: 2008 p. 540 - 547
MANZANO, VERONICA ELENA; UHRIG, MARIA LAURA; VARELA, OSCAR
Straightforward synthesis of thiodisaccharides by ring-opening of sugar epoxides.
JOURNAL OF ORGANIC CHEMISTRY; Lugar: Columbus, Ohio, USA; Año: 2008 p. 540 - 547
UHRIG, MARÍA LAURA; SZILÁGYI, LÁSZLÓ; KÖVÉR, KATALIN, E.; VARELA, OSCAR
Synthesis of non-glycosidic 4,6’-thioether-linked disaccharides as hydrolytically stable glycomimetics
CARBOHYDRATE RESEARCH; Lugar: New York, USA; Año: 2007 vol. 342 p. 1841 - 1849
GOMEZ, ROMINA V.; VARELA, OSCAR
Synthesis of regioisomeric, stereoregular AABB-type polyamides from chiral diamines and diacids derived from natural amino acids
TETRAHEDRON-ASYMMETRY; Lugar: Norwich, Gran Bretaña; Año: 2007 vol. 18 p. 2190 - 2196
ROMERO ZALIZ, LORENA; VARELA, OSCAR
Facile synthesis of a D-galactono-1,6-lactone derivative, a precursor of a copolyester.
CARBOHYDRATE RESEARCH; Lugar: New York, USA; Año: 2006 vol. 341 p. 2973 - 2977
GÓMEZ, ROMINA VANESA; KOLENDER, ADRIANA ANDREA; VARELA, OSCAR
Synthesis of polyhydroxy amino acids based on D- and L-alanine from D-glycero-D-gulo-heptono-1,4-lactone.
CARBOHYDRATE RESEARCH; Lugar: New York, USA; Año: 2006 vol. 341 p. 1498 - 1504
UHRIG, MARIA LAURA; MANZANO, VERONICA ELENA; VARELA, OSCAR
Stereoselective synthesis of 3-deoxy-4-S-(1 4)-thiodisaccharides and their inhibitory activities towards beta-glycoside hydrolases.
EUROPEAN JOURNAL OF ORGANIC CHEMISTRY; Lugar: Weinheim, Alemania; Año: 2006 p. 162 - 168
M. L. UHRIG & O. VARELA
Enantiospecific synthesis of both enantiomers of 2-benzyloxydihydropyran-3-ones from arabinose.
SYNTHESIS-STUTTGART; Lugar: Stuttgart; Año: 2005 p. 893 - 898
C. L. ROMERO ZALIZ & O. VARELA
Synthesis of stereoregular poly-O-methyl-D- and L-polygalactonamides as nylon 6 analogues.
TETRAHEDRON-ASYMMETRY; Lugar: Amsterdam; Año: 2005 vol. 16 p. 97 - 103
C. IRIARTE CAPACCIO & O. VARELA
Sugar-derived 2-S-substituted-2H-pyran-3(6H)-ones: synthesis and reactivity.
CARBOHYDRATE RESEARCH; Lugar: Amsterdam; Año: 2005 vol. 340 p. 2107 - 2113
C. L. ROMERO ZALIZ, R. ERRA-BALSELLS, H. NONAMI, Y. SATO & O. VARELA
Synthesis and polymerization of conveniently substituted 6-amino-6-deoxy-D-galactonic acid derivatives.
Arkivoc; Lugar: Florida (USA); Año: 2005 vol. 2005 p. 76 - 87
C. IRIARTE CAPACCIO; OSCAR VARELA
Reactions of Diels-Alder adducts of a sugar-derived dihydropyranone leading to fused polycyclic compounds
CARBOHYDRATE RESEARCH; Lugar: Amsterdam; Año: 2004 vol. 339 p. 1207 - 1213
C. A. IRIARTE CAPACCIO; OSCAR VARELA
Enantiomerically pure Diels-Alder cycloadducts from aldohexose-derived dihydropyranones
TETRAHEDRON-ASYMMETRY; Lugar: Amsterdam; Año: 2004 vol. 15 p. 3023 - 3028
IRIARTE CAPACCIO, CHRISTIAN A.; VARELA, OSCAR
Reactions of Diels-Alder adducts of a sugar-derived dihydropyranone leading to fused polycyclic compounds.
CARBOHYDRATE RESEARCH; Año: 2004 vol. 339 p. 1207 - 1213
IRIARTE CAPACCIO, CHRISTIAN A.; VARELA, OSCAR
Influence of Lewis acids on the facial selectivity in cycloadditions of sugar-derived dihydropyranones.
TETRAHEDRON LETTERS; Año: 2003 vol. 44 p. 4023 - 4026
GÓMEZ, ROMINA V.; ORGUEIRA, HERNÁN A.; VARELA, OSCAR
L-Glutamic acid and L-alanine derivatives as building blocks for the synthesis of achiral monomer precursor of AABB-type polyamide.
Arkivoc; Año: 2003 vol. X p. 201 - 208
ROMERO ZALIZ, CARMEN L.; VARELA, OSCAR
Straightforward synthesis of derivatives of D- and L-galactonic acids as precursors of stereoregular polymers
TETRAHEDRON-ASYMMETRY; Año: 2003 vol. 14 p. 2579 - 2586
UHRIG, MARÍA LAURA; VARELA, OSCAR
Michael addition of thiols to sugar enones. Synthesis of 3-deoxy-4-thiohexopyranosid-2-uloses as key precursors of 3-deoxy-4-thiosugars and C-2 branched-chain 4-thiosugars.
AUSTRALIAN JOURNAL OF CHEMISTRY; Año: 2002 vol. 55 p. 155 - 160
MARTINS ALHO, MIRIAM A.; BAGGIO, RICARDO; GARLAND, MARIA T.; VARELA, OSCAR
Heterocyclization of 3-deoxy-D-erythro-hexos-2-ulose-1,2-bis(thiosemicarbazone). Crystal structure of the major diastereomer
CARBOHYDRATE RESEARCH; Año: 2002 vol. 337 p. 1397 - 1403
VARELA, OSCAR; LAURA UHRIG, MARÍA
Synthesis of glycosides of 3-deoxy-4-thiopentopyranosid-2-uloses and their reduction products: 3-deoxy-4-thiopentopyranosides.
CARBOHYDRATE RESEARCH; Año: 2002 vol. 337 p. 2069 - 2076
IRIARTE CAPACCIO, CHRISTIAN A.; VARELA, OSCAR
Stereocontrolled Diels-Alder cycloadditions of sugar-derived dihydropyranose with dienes.
JOURNAL OF ORGANIC CHEMISTRY; Año: 2002 vol. 67 p. 7839 - 7846
ORGUEIRA, HERNAN A.; ERRA BALSELLS, ROSA; NONAMI, HIROSHI; VARELA, OSCAR
Synthesis of chiral polyhydroxy polyamides having chains of defined regio- and stereo-regularity.
MACROMOLECULES; Lugar: Columbus, Ohio; Año: 2001 vol. 34 p. 687 - 695
IRIARTE CAPACCIO, CHRISTIAN A.; VARELA, OSCAR
Synthesis of optically active 2-alkoxy-2H-pyran-3(6H)-ones. Their use in Diels-Alder cycloadditions.
JOURNAL OF ORGANIC CHEMISTRY; Lugar: Columbus, Ohio; Año: 2001 vol. 66 p. 8859 - 8866
VARELA, OSCAR; A. ORGUEIRA, H.
Synthesis and characterization of stereoregular AABB-type polymannaramides.
JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY; Año: 2001 vol. 39 p. 1024 - 1030
CIRONI, PABLO G; VARELA, OSCAR
Synthesis of 3,4-di-O-benzyl-1-O-methyl-L-galactitol a key precursor of the C35-C337 fragment of Calyculins.
JOURNAL OF THE BRAZILIAN CHEMICAL SOCIETY; Año: 2001 vol. 12 p. 667 - 672
ROMERO ZALIZ, CARMEN L.; VARELA, OSCAR
Synthesis of 6-amino-6-deoxy-2,3,4,5-tetra-O-methyl-D-galactonic acid, a key precursor of a stereoregular polyamide
JOURNAL OF CARBOHYDRATE CHEMISTRY; Año: 2001 vol. 20 p. 689 - 701
ZUNSZAIN, PATRICIA A.; VARELA, OSCAR
Two approaches to the enantioselective synthesis of (4R)-(-)-4-hydroxymethyl-4-thiobutyro-1,4-lactone
TETRAHEDRON-ASYMMETRY; Año: 2000 vol. 11 p. 765 - 771
DI NARDO, CHRISTIAN; VARELA, OSCAR
Synthesis of furanose derivatives of 3-deoxy-D-erythro-2-hexulosonic acid and their 3-bromo and 3-deuterio analogs.
CARBOHYDRATE RESEARCH; Año: 2000 vol. 328 p. 605 - 610
HORTON, DEREK; VARELA, OSCAR
Cu, Pt and Pd complexes of the 3-deoxy-1,2-bis(thiosemicarbazone) derived from D-glucose.
CARBOHYDRATE RESEARCH; Año: 2000 vol. 328 p. 425 - 429
IRIARTE CAPACCIO, CHRISTIAN A.; VARELA, OSCAR
Enantiospecific synthesis of a glycoside of D-epi-purpurosamine.
TETRAHEDRON-ASYMMETRY; Año: 2000 vol. 11 p. 4945 - 4954
DI NARDO, CHRISTIAN; VARELA, OSCAR
Enantioselective synthesis of (2R,4S)- and (2S,4R)-4-hydroxypipecolic acid from D-glucoheptono-1,4-lactone
JOURNAL OF ORGANIC CHEMISTRY; Lugar: Columbus, Ohio; Año: 1999 vol. 64 p. 6119 - 6125
GALLO-RODRIGUEZ, CAROLA; VARELA, OSCAR; MUCHNIK DE LEDERKREMER, ROSA
One pot synthesis of Galf beta1-4(Galp beta1-6)GlcNAc, a core trisaccharide linked O-glycosidically in glycoproteins of Trypanosoma cruzi.
CARBOHYDRATE RESEARCH; Año: 1998 vol. 305 p. 163 - 170
MARINO, CARLA; VARELA, OSCAR; MUCHNIK DE LEDERKREMER, ROSA
Synthesis of 2-thioglycosides and isothiocyanates of N-acetylneuraminic acid as potential inhibitors of trans-sialidases
Journal of the Argentine Chemical Society; Año: 1998 vol. 86 p. 237 - 242
ZUNSZAIN, PATRICIA A.; VARELA, OSCAR
Straightforward synthesis of a derivative of purpurosamine C from D-galactose
TETRAHEDRON-ASYMMETRY; Año: 1998 vol. 9 p. 1269 - 1276
HORTON, DEREK; VARELA, OSCAR
Synthesis of 4,6-diamino-5-(hydroxyalkylamido)pyrimidines: Conformation of the sugar chain.
CARBOHYDRATE RESEARCH; Año: 1998 vol. 308 p. 85 - 91
ZUNSZAIN, PATRICIA A.; VARELA, OSCAR
SmI2 promoted elimination in 5-O-silyl derivatives of D-ribono-1,4-lactone
Journal of the Argentine Chemical Society; Año: 1998 vol. 86 p. 151 - 155
MARINO, CARLA; CHIOCCONI, ALEJANDRO A.; VARELA, OSCAR; MUCHNIK DE LEDERKREMER, ROSA
The glycosyl-aldonolactone approach for the synthesis of beta-D-Galf-(1-3)-D-Manp and 3-deoxy-beta-D-xylo-hexofuranosyl-(1-3)-D-Manp
CARBOHYDRATE RESEARCH; Año: 1998 vol. 311 p. 183 - 189
A. ORGUEIRA, HERNÁN; BUENO, MANUEL; FUNES, JOSÉ L.; GALBIS, JUAN A.; VARELA, OSCAR
Synthesis and characterization of chiral polyamides derived from glycine and (S)-5-amino-4-methoxypentanoic acid.
JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY; Año: 1998 vol. 36 p. 2741 - 2748
BINSTOK, GUILLERMO; CAMPOS, CECILIA; VARELA, OSCAR; GERSCHENSON, LIA N.
Sorbates-nitrite reaction in meat products
FOOD RESEARCH INTERNATIONAL; Año: 1998 vol. 31 p. 581 - 585
ORGUEIRA, HERNÁN A.; VARELA, OSCAR
Stereocontrolled synthesis of stereoregular, chiral analogs of Nylon 5,5 and Nylon 5,6.
TETRAHEDRON-ASYMMETRY; Año: 1997 vol. 8 p. 1383 - 1389
BUENO, MANUEL; ZAMORA, FRANCISCA; MOLINA, INMACULADA; ORGUEIRA, HERNÁN A.; VARELA, OSCAR; GALBIS, JUAN A.
Synthesis and characterization of optically active polyamides derived from carbohydrate-based monomers.
JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY; Año: 1997 vol. 55 p. 3645 - 3653
MARINO, CARLA; VARELA, OSCAR; MUCHNIK DE LEDERKREMER, ROSA
Facile synthesis of glycofuranosyl isothiocyanates.
CARBOHYDRATE RESEARCH; Año: 1997 vol. 304 p. 257 - 260
MARINO, CARLA; VARELA, OSCAR; MUCHNIK DE LEDERKREMER, ROSA
Reactions of per-O-benzoyl-beta-D-Galf isothiocyanate, a chiral resolving agent.
TETRAHEDRON; Año: 1997 vol. 53 p. 16009 - 16016
VARELA, OSCAR
Aldonolactones as chiral templates in the synthesis of thiolactones, 1,3-polyols and hydroxy amino acids.
PURE AND APPLIED CHEMISTRY; Año: 1997 vol. 69 p. 621 - 626
CICERO, DANIEL O.; ZUNSZAIN, PATRICIA A.; VEGA, DANIEL; GARLAND, MARÍA T.; BAGGIO, RICARDO; VARELA, OSCAR
Conformation of 4-thio-L-lyxono-1,4-lactone in solution and in the crystalline state.
CARBOHYDRATE RESEARCH; Año: 1996 vol. 280 p. 187 - 196
GALLO-RODRIGUEZ, CAROLA; VARELA, OSCAR; MUCHNIK DE LEDERKREMER, ROSA
First synthesis of beta-D-Galf(1-4)GlcNAc, a structural unit attached O-glycosidically in glycoproteins of Trypanosoma cruzi.
JOURNAL OF ORGANIC CHEMISTRY; Año: 1996 vol. 61 p. 1886 - 1889
DI NARDO, CHRISTIAN; JERONCIC, LUCIO O.; MUCHNIK DE LEDERKREMER, ROSA; VARELA, OSCAR
A carbohydrate approach to the enantioselective synthesis of 1,3-polyols
JOURNAL OF ORGANIC CHEMISTRY; Año: 1996 vol. 61 p. 4007 - 4013
VARELA, OSCAR; F. ZAMORA,; M. BUENO,; I. MOLINA,; A. ORGUEIRA, H.; A. GALBIS, J.
Synthesis of carbohydrate-based monomers that are precursors for the preparation of stereoregular polyamides
TETRAHEDRON-ASYMMETRY; Año: 1996 vol. 7 p. 1811 - 1818
CHIOCCONI, ALEJANDRO A.; VARELA, OSCAR; MUCHNIK DE LEDERKREMER, ROSA
Stereoselective synthesis of alkyl 3-deoxy-beta-D-galactofuranosides
Carbohydrate Letters; Año: 1996 vol. 2 p. 115 - 122
NIN, ALEJANDRO P.; VARELA, OSCAR; MUCHNIK DE LEDERKREMER, ROSA
Synthesis of (2S,4R,5R)-trihydroxynorleucine and 5-hydroxynorvaline from precursors obtained by an unusual rearrangement in a 5,6-dihydro-2-pyrone
TETRAHEDRON; Año: 1996 vol. 52 p. 12911 - 12918
DI NARDO, C.; VARELA, OSCAR; LEDERKREMER, R. M.; BAGGIO, R.; VEGA, D.; GARLAND, M. T.
Bromination of sugar enones and enonolactones.
CARBOHYDRATE RESEARCH; Año: 1995 vol. 269 p. 99 - 109
MARINO, C.; CANCIO, M. J.; VARELA, OSCAR; LEDERKREMER, R. M.
Synthesis of 4-methylcoumarin-7-yl-beta-D-galactofuranoside, a fluorogenic substrate for galactofuranosidase.
CARBOHYDRATE RESEARCH; Año: 1995 vol. 276 p. 209 - 213
VARELA, OSCAR; ZUNSZAIN, P. A.
A comparative study on the conformation of derivatives of furanoses, 4-thiofuranoses and C-, N-, and S-furanosides.
JOURNAL OF CHEMICAL RESEARCH-S; Año: 1995 p. 486 - 487
LEDERKREMER, R. M.; NAHMAD, V. B.; VARELA, OSCAR
Synthesis of alfa-D-galactofuranosyl phosphate.
JOURNAL OF ORGANIC CHEMISTRY; Año: 1994 vol. 59 p. 690 - 692
DE FINA, G.; VARELA, OSCAR; LEDERKREMER, R. M.
Synthesis of 3,4-dideoxyhexopyranosyl- and hex-3-enopyranosid-2-ulose pyrimidine isonucleosides from 2-acyloxyglycals.
JOURNAL OF CHEMICAL RESEARCH-S; Año: 1994 p. 26 - 27
NIN, A. P; VARELA, OSCAR; LEDERKREMER, R. M.
A short synthesis of (2S, 4S, 5R)-4,5,6-trihydroxynorleucine
TETRAHEDRON LETTERS; Año: 1994 vol. 35 p. 9359 - 9362
VARELA, OSCAR; DE FINA, G. M.; LEDERKREMER, R. M.
Stereoselective synthesis of deoxyhexopyranosides and deoxypyranosid-2-uloses from 2-hydroxyglycal derived precursors.
CARBOHYDRATE RESEARCH; Año: 1993 vol. 246 p. 371 - 376
VARELA, OSCAR; DE FINA, G. M.; LEDERKREMER, R. M.
Synthesis of 2',3'-unsaturated nucleosides by SnCl4-promoted condensation of glycals with pyrimidines.
Journal of the Argentine Chemical Society; Lugar: Argentina; Año: 1993 vol. 81 p. 269 - 275
JERONCIC, L. O.; GALLO-RODRIGUEZ, C.; VARELA, OSCAR; LEDERKREMER, R. M.
Regioselective acylation of aldono-1,4-lactones.
JOURNAL OF CARBOHYDRATE CHEMISTRY; Año: 1993 vol. 12 p. 841 - 851
VARELA, OSCAR; NIN, A. P.; LEDERKREMER, R. M.
Diastereoselective synthesis of cis 4-hydroxy-pipecolic acid from D-glucosamine.
TETRAHEDRON; Año: 1993 vol. 49 p. 9459 - 9464
VARELA, OSCAR; ZUNSZAIN, P. A.
First synthesis of aldopentono-1,4-thiolactones
JOURNAL OF ORGANIC CHEMISTRY; Año: 1993 vol. 58 p. 7860 - 7864
HORTON, D.; PRIEBE, W.; SZNAIDMAN, M.; VARELA, OSCAR
Synthesis and antitumor activity of anthracycline disaccharide glycosides containig daunosamine
Journal Of Antibiothics; Año: 1993 vol. 46 p. 1720 - 1730
VARELA, OSCAR; NIN, A. P.; LEDERKREMER, R. M.
Ready conversion of sugar derived 5,6-dihydro-2-pyrones into 3-acyloxy and 3-acylamido-2-pyrones
SYNTHESIS; Año: 1991 p. 73 - 74
MORADEI, O.; DU MORTIER, C.; VARELA, OSCAR; LEDERKREMER, R. M.
Synthesis of furanose glycosides of abequose (3,6-dideoxy-D-xylo-hexose).
JOURNAL OF CARBOHYDRATE CHEMISTRY; Año: 1991 vol. 10 p. 469 - 479
VARELA, OSCAR; CICERO, D. O.; LEDERKREMER, R. M.
Nucleofilic displacement reactions of the 4-sulfonyloxy group in derivatives having the D-manno configuration.
CARBOHYDRATE RESEARCH; Año: 1991 vol. 211 p. 295 - 308
CICERO, D. O.; VARELA, OSCAR
Additivity constants for the prediction of 1H,1H-coupling constants in thiopyranose derivatives
JOURNAL OF CHEMICAL RESEARCH-S; Año: 1991 p. 1255 - 1264
ZUNSZAIN, P. A.; VARELA, OSCAR
Synthesis of 4-thio-L-rhamnofuranose.
CARBOHYDRATE RESEARCH; Año: 1991 vol. 222 p. 131 - 140
MARINO, M. C.; VARELA, OSCAR; LEDERKREMER, R. M.
Benzoylated hexa-2,4-dien-4-olides from aldono-1,4-lactones. Stereoselective synthesis of dideoxy aldonolactone derivatives
CARBOHYDRATE RESEARCH; Año: 1991 vol. 220 p. 145 - 153
VARELA, OSCAR; MARINO, M. C.; CICERO, D. O.
Conformational analysis of methyl tetrofuranosides and pentofuranosides from 1H,1H-coupling constants.
Journal of the Argentine Chemical Society; Año: 1991 vol. 79 p. 107 - 112
CICERO, D. O.; VARELA, OSCAR; LEDERKREMER, R. M.
Synthesis of furanoid and pyranoid derivatives of 6-deoxy-4-thio-D-galactose.
TETRAHEDRON; Año: 1990 vol. 46 p. 1131 - 1144
LEDERKREMER, R. M.; MARINO, M. C.; VARELA, OSCAR
Convenient synthesis of 5-O- and 3,5-di-O-(beta-D-galactofuranosyl)-D-galactofuranose
CARBOHYDRATE RESEARCH; Año: 1990 vol. 200 p. 227 - 235
VARELA, OSCAR; DE FINA, G. M.; LEDERKREMER, R. M.
A simple, one pot, stereo- and regio-selective synthesis of unsaturated uracil ketoisonucleosides
JOURNAL OF CHEMICAL RESEARCH-S; Año: 1990 p. 262 - 263
CICERO, D. O.; VARELA, OSCAR
Pseudorotational analysis of 4-thiohexofuranose derivatives from 1H-1H coupling constants
TETRAHEDRON; Lugar: Inglaterra; Año: 1990 vol. 46 p. 8019 - 8024
DU MORTIER, C. M.; VARELA, OSCAR; LEDERKREMER, R. M.
A new approach to the synthesis of disaccharide derivatives having a furanose as reducing unit
CARBOHYDRATE RESEARCH; Año: 1989 vol. 189 p. 79 - 86
VARELA, OSCAR; MARINO, M. C.; LEDERKREMER, R. M.
Synthesis of galactofuranose dissacharides of biological significance.
CARBOHYDRATE RESEARCH; Año: 1989 vol. 190 p. 65 - 76
CICERO, D. O.; VARELA, OSCAR; LEDERKREMER, R. M.
A convenient synthesis of 4-thio-D-galactofuranose.
JOURNAL OF ORGANIC CHEMISTRY; Año: 1989 vol. 54 p. 1884 - 1890
HORTON, D.; THOMSON, J. K.; VARELA, OSCAR; NIN, A. P.; LEDERKREMER, R. M.
Confirmation of the structure of the products obtained on acylation of 2-amino-2-deoxy-D-gluconic acid.
CARBOHYDRATE RESEARCH; Año: 1989 vol. 193 p. 49 - 60
DE FINA, G. M.; VARELA, OSCAR; LEDERKREMER, R. M.
Convenient synthesis of chiral pyranones from carbohydrates.
SYNTHESIS; Año: 1988 p. 891 - 893
DE FINA, G. M.; VARELA, OSCAR; LEDERKREMER, R. M.
The reaction of 2-hydroxyglycal esters with alcohols in the presence of N-iodosuccinimide. Stereoselective synthesis of alpha-anomers of alkyl 3-deoxy-2-enopyranosides and 3,4-dideoxy-3-enopyranosid-2-uloses.
CARBOHYDRATE RESEARCH; Año: 1987 vol. 165 p. 187 - 196
HORTON, D.; NICKOL, R. G.; VARELA, OSCAR
Facile synthesis of 3-deoxyaldos-2-ulose bis(thio-semicarbazones).
CARBOHYDRATE RESEARCH; Año: 1987 vol. 168 p. 295 - 300
HORTON, D.; PRIEBE, W.; VARELA, OSCAR
Halogenation of 1,5-anhydrohex-1-enitols (glycals). Influence of the C-6 substituent
JOURNAL OF ORGANIC CHEMISTRY; Año: 1986 vol. 51 p. 3479 - 3485
VARELA, OSCAR; MARINO, M. C.; LEDERKREMER, R. M.
Synthesis of p-nitrophenyl beta-D-galactofuranoside. A convenient substrate for beta galacto-furanosidase.
CARBOHYDRATE RESEARCH; Año: 1986 vol. 155 p. 247 - 251
LEDERKREMER, R. M.; DU MORTIER, C.; VARELA, OSCAR
Beta-Elimination in aldonolactones synthesis of conveniently substituted deoxylactones
REVISTA LATINOAMERICANA DE QUIMICA; Año: 1985 vol. 16 p. 16 - 19
HORTON, D.; PRIEBE, W.; VARELA, OSCAR
Selective acylation of 6-deoxyglycals.
CARBOHYDRATE RESEARCH; Año: 1985 vol. 144 p. 317 - 324
HORTON, D.; PRIEBE, W.; VARELA, OSCAR
Selective silylation of 6-deoxyglycals
CARBOHYDRATE RESEARCH; Año: 1985 vol. 144 p. 325 - 330
PRIEBE, W.; HORTON, D.; VARELA, OSCAR
Synthesis and antitumor activity of 2'-bromo-and 2'-chloro-3'acetoxy-3'-deamino-daunorubicin analogs.
CARBOHYDRATE RESEARCH; Año: 1985 vol. 144 p. 305 - 315
VARELA, OSCAR; D. HORTON,; W. PRIEBE,
Synthesis of antitumor-active (7S,9S)-4-demethoxy-7-O-(2,6-dideoxy-2-iodo- -L-manno-hexopyranosyl)adriamycinone: preparative resolution of a racemic anthracyclinone by alcoxy-halogenation of a glycal.
CARBOHYDRATE RESEARCH; Lugar: Holanda; Año: 1984 vol. 130 p. 1 - 1
JERONCIC, L. O.; VARELA, OSCAR; FERNANDEZ CIRELLI, A.; LEDERKREMER, R. M.
Beta-Elimination in aldonolactones. Structure of the furan-2-one derivative obtained by benzoylation of D-glycero-D-gulo-heptono-1,4- lactone.
TETRAHEDRON; Año: 1984 vol. 40 p. 1425 - 1430
HORTON, D.; PRIEBE, W.; VARELA, OSCAR
Synthesis and antitumor activity of 3'-deamino-3'-hydroxy-doxorubicin. A facile procedure for the preparation of doxorubicin analogs.
Journal Of Antibiotics; Año: 1984 vol. 37 p. 853 - 858
HORTON, D.; VARELA, OSCAR
Crystalline 2,3:4,5-di-O-isopropylidene-D,L-arabinose diethyl dithioacetal: some reactions of acetal derivatives of arabinose
CARBOHYDRATE RESEARCH; Año: 1984 vol. 134 p. 205 - 214
HORTON, D.; PRIEBE, W.; VARELA, OSCAR
3'-Deamino-4'-epi-3'-hydroxy-daunorubicin and doxorubicin. Synthesis and antitumor activity,
Journal Of Antibiotics; Año: 1984 vol. 37 p. 1635 - 1641
FERNANDEZ CIRELLI, A.; SZNAIDMAN, M.; VARELA, OSCAR; LEDERKREMER, R. M.
Confirmation of the ring structure of aldonolactones by 13C-NMR.
TETRAHEDRON; Año: 1983 vol. 39 p. 313 - 316
VARELA, OSCAR; FERNANDEZ CIRELLI, A.; LEDERKREMER., R. M.
Beta-Elimination in aldonolactones: synthesis of 2-O-benzoyl-3,5,6-trideoxy-L-threo-hexofuranose.
CARBOHYDRATE RESEARCH; Año: 1982 vol. 100 p. 424 - 430
VARELA, OSCAR; FERNANDEZ CIRELLI, A.; LEDERKREMER., R. M.
Alcoholisis de 2,4-di-O-benzoil-3,6-didesoxi-L-arabino-hexono-1,5-lactona. Un ejemplo de migración de benzoilo.
Journal of the Argentine Chemical Society; Año: 1981 vol. 69 p. 161 - 170
VARELA, OSCAR; FERNANDEZ CIRELLI, A.; LEDERKREMER., R. M.
Beta-Elimination in aldonolactones. The conversion of L-rhamnono-1,5-lactone into 3-benzoyloxy-6-methylpyran-2-one.
CARBOHYDRATE RESEARCH; Año: 1980 vol. 79 p. 219 - 224
VARELA, OSCAR; FERNANDEZ CIRELLI, A.; LEDERKREMER., R. M.
A crystalline furanose derivative of ascarylose. Synthesis of 2,5-di-O-benzoyl-3,6-dideoxy-L-arabino-hexofuranose
CARBOHYDRATE RESEARCH; Año: 1980 vol. 85 p. 130 - 135
VARELA, OSCAR; FERNANDEZ CIRELLI, A.; LEDERKREMER., R. M.
Beta-Elimination in aldonolactones. Synthesis of 3,6-dideoxy-L-arabino-hexose (ascarilose).
CARBOHYDRATE RESEARCH; Año: 1979 vol. 70 p. 27 - 35