All Stories

  1. Therapeutic Potential of Glycosyl Flavonoids as Anti-Coronaviral Agents

    Article • Pharmaceuticals, June 2021, MDPI AG

    Raquel Soengas

  2. Modern Synthetic Methods for the Stereoselective Construction of 1,3-Dienes

    Article • Molecules, January 2021, MDPI AG

    Raquel Soengas

  3. A cooperative zinc/catalytic indium system for the stereoselective sequential synthesis of (E)-1,3-dienes from carbonyl compounds

    Article • Organic Chemistry Frontiers, January 2021, Royal Society of Chemistry

    Raquel Soengas

  4. Solvent‐Controlled Hydrogenation of 2’‐Hydroxychalcones: A Simple Solution to the Total Synthesis of Bussealins

    Article • Advanced Synthesis & Catalysis, October 2020, Wiley

    Raquel Soengas

  5. Chlorosphaerolactylates A–D: Natural Lactylates of Chlorinated Fatty Acids Isolated from the Cyanobacterium Sphaerospermopsis sp. LEGE 00249

    Article • Journal of Natural Products, June 2020, American Chemical Society (ACS)

    Raquel Soengas

  6. New Morphiceptin Peptidomimetic Incorporating (1S,2R,3S,4S,5R)-2-Amino-3,4,5-trihydroxycyclopen-tane-1-carboxylic acid: Synthesis and Structural Study

    Article • Molecules, June 2020, MDPI AG

    Raquel Soengas

  7. Ionic Liquids and Ohmic Heating in Combination for Pd-Catalyzed Cross-Coupling Reactions: Sustainable Synthesis of Flavonoids

    Article • Molecules, March 2020, MDPI AG

    Raquel Soengas

  8. Use of NMR for the Analysis and Quantification of the Sugar Composition in Fresh and Store-Bought Fruit Juices

    Article • Journal of Chemical Education, February 2020, American Chemical Society (ACS)

    Raquel Soengas

  9. Chemotaxonomic Profiling Through NMR 1

    Article • Journal of Phycology, January 2020, Wiley

    Raquel Soengas

  10. Chlorosphaerolactylates A-D: The Natural Chlorinated Lactylates Isolated from the Portuguese Cyanobacterium Sphaerospermopsis Sp. LEGE 00249

    Article • January 2020, American Chemical Society (ACS)

    Raquel Soengas

  11. Chlorosphaerolactylates A-D: The Natural Chlorinated Lactylates Isolated from the Portuguese Cyanobacterium Sphaerospermopsis Sp. LEGE 00249

    Article • January 2020, American Chemical Society (ACS)

    Raquel Soengas

  12. SmI2-promoted cross coupling reaction of N-2-bromoethylphthalimide and carbonyl compounds: Synthesis of α-aryl-α′-hydroxy ketones

    Article • Tetrahedron, January 2020, Elsevier

    Raquel Soengas

  13. Temperature‐Controlled Stereodivergent Synthesis of 2,2′‐Biflavanones Promoted by Samarium Diiodide

    Article • Chemistry - A European Journal, September 2019, Wiley

    Raquel Soengas

  14. NMR characterization and evaluation of antibacterial and antiobiofilm activity of organic extracts from stationary phase batch cultures of five marine microalgae (Dunaliella sp., D. salina, Chaetoceros calcitrans, C. gracilis and Tisochrysis lutea)

    Article • Phytochemistry, August 2019, Elsevier

    Raquel Soengas

  15. Recent Advances in the Chemistry and Biology of Spirocyclic Nucleosides

    Article • January 2019, Springer Science + Business Media

    Raquel Soengas

  16. Immobilized Gold Nanoparticles Prepared from Gold(III)-Containing Ionic Liquids on Silica: Application to the Sustainable Synthesis of Propargylamines

    Article • Molecules, November 2018, MDPI AG

    Raquel Soengas

  17. Synthesis of carbohydrate-derived (Z)-vinyl halides and silanes: Samarium-promoted stereoselective 1,2-elimination on sugar-derived α-halomethylcarbinol acetates

    Article • Tetrahedron, September 2018, Elsevier

    Raquel Soengas

  18. Chalcones and Chromones in Copper-Catalyzed Azide–Alkyne Cycloadditions (CuAAC)

    Article • Current Organic Chemistry, July 2018, Bentham Science Publishers

    Dr Diana Cláudia Gouveia Pinto, Raquel Soengas

  19. Synthesis of P-Stereogenic Benzoazaphosphole 1-Oxides via Alkynylation of P-Stereogenic ortho-Aurated and ortho-Iodo Phosphinic Amides

    Article • ACS Omega, May 2018, American Chemical Society (ACS)

    Raquel Soengas

  20. Synthesis of Spironucleosides: Past and Future Perspectives

    Article • Molecules, November 2017, MDPI AG

    Raquel Soengas, Gustavo da Silva

  21. Natural Occurrence, Synthesis and Biological Applications of Spermidine Alkaloids

    Article • Current Organic Chemistry, January 2017, Bentham Science Publishers

    Gustavo da Silva, Raquel Soengas

  22. Synthesis of 3-(2-nitrovinyl)-4H-chromones: useful scaffolds for the construction of biologically relevant 3-(pyrazol-5-yl)chromones

    Article • Tetrahedron, June 2016, Elsevier

    Raquel Soengas

  23. Reductive Ring-Opening in Domino Reactions of Carbohydrates

    Article • January 2016, Wiley

    Raquel Soengas

  24. Metal-Mediated Debromination of gem-Dibromoalkenes under Mild Conditions

    Article • Synlett, January 2016, Thieme Publishing Group

    Raquel Soengas

  25. Ohmic Heating and Ionic Liquids in Combination for the Indium-Promoted Synthesis of 1-Halo Alkenyl Compounds: Applications to Pd-Catalysed Cross-Coupling Reactions

    Article • European Journal of Organic Chemistry, November 2015, Wiley

    Raquel Soengas

  26. A new spermidine macrocyclic alkaloid isolated from Gymnosporia arenicola leaf

    Article • Fitoterapia, October 2015, Elsevier

    Raquel Soengas, Gustavo da Silva

  27. General Preparation of 1-Substituted (E)-1,3-Dienes under Mild Conditions

    Article • European Journal of Organic Chemistry, February 2015, Wiley

    Raquel Soengas

  28. Preparation of indium nitronates and their Henry reactions

    Article • Organic & Biomolecular Chemistry, September 2014, Royal Society of Chemistry

    Dr Diana Cláudia Gouveia Pinto, Raquel Soengas

  29. Stereoselective Synthesis of Orthogonally Protected 1,2-Diaminoinositols from d-Mannose

    Article • Synlett, August 2014, Thieme Publishing Group

    Raquel Soengas

  30. Recent Developments in the Chemistry ofgem-Halonitro Compounds

    Article • European Journal of Organic Chemistry, July 2014, Wiley

    Raquel Soengas

  31. Indium-Mediated Debromination of gem-Bromonitroalkanes under Mild Conditions in Aqueous Medium

    Article • Synlett, May 2014, Thieme Publishing Group

    Raquel Soengas

  32. Stereocontrolled transformation of nitrohexofuranoses into cyclopentylamines via 2-oxabicyclo[2.2.1]heptanes. Part 6: synthesis and incorporation into peptides of the first reported 2,3-dihydroxycyclopentanecarboxylic acid

    Article • Tetrahedron Asymmetry, April 2014, Elsevier

    Raquel Soengas

  33. Synthesis of Enantiopure 2-C-Glycosyl-3-nitrochromenes

    Article • The Journal of Organic Chemistry, December 2013, American Chemical Society (ACS)

    Raquel Soengas

  34. One-Pot Three-Component Barbier-Type Reaction for the Synthesis of β-Nitroamines

    Article • Synlett, August 2013, Thieme Publishing Group

    Raquel Soengas

  35. Synthesis of Highly Functionalized Enantiopure Halocyclopropanes Derived from Carbohydrates

    Article • European Journal of Organic Chemistry, June 2013, Wiley

    Santiago Garcia-Granda, Raquel Soengas

  36. Domino Reaction of Iodoglycosides: Synthesis of Carbohydrate-Based Nitroalkenes

    Article • European Journal of Organic Chemistry, June 2013, Wiley

    Raquel Soengas

  37. One-pot synthesis of vicinal aminoalkanols from sugar aldehydes

    Article • Tetrahedron, April 2013, Elsevier

    Raquel Soengas

  38. Preparation of sugar-derived 1,2-diamines via indium-catalyzed aza-Henry-type reaction: application to the synthesis of 6-amino-1,6-dideoxynojirimycin

    Article • Tetrahedron Letters, April 2013, Elsevier

    Raquel Soengas

  39. Applications of Barbier Type Reactions in Carbohydrate Chemistry

    Article • Current Organic Synthesis, March 2013, Bentham Science Publishers

    Raquel Soengas

  40. Stereoselective Synthesis of Carbohydrate-Derived N-Sulfonyl Aziridines

    Article • Synlett, December 2012, Thieme Publishing Group

    Santiago Garcia-Granda, Raquel Soengas

  41. Editorial [Hot Topic: Carbohydrate Mimetics as Potential Drug Candidates]

    Article • Mini-Reviews in Medicinal Chemistry, November 2012, Bentham Science Publishers

    Raquel Soengas

  42. Spirocyclic Nucleosides in Medicinal Chemistry: An Overview

    Article • Mini-Reviews in Medicinal Chemistry, November 2012, Bentham Science Publishers

    Raquel Soengas

  43. Preparation of sugar derived β,β′-dihydroxy α,α-disubstituted α-amino acids

    Article • Tetrahedron Asymmetry, September 2012, Elsevier

    Raquel Soengas

  44. Synthesis and Conformational Analysis of Heterogeneous Cyclic Oligomers of 6-Amino-6-deoxygalactonic Acid and Phenylalanine

    Article • European Journal of Organic Chemistry, August 2012, Wiley

    Raquel Soengas

  45. Synthesis of Sugar-Derived 2-Nitroalkanols via Henry Reaction Promoted by Samarium Diiodide or Indium

    Article • Synlett, August 2012, Thieme Publishing Group

    Raquel Soengas

  46. Indium-mediated allylation and Reformatsky reaction on glyoxylic oximes under ultrasound irradiation

    Article • Ultrasonics Sonochemistry, July 2012, Elsevier

    Raquel Soengas

  47. Indium-Mediated Aza-Henry Reaction of Imines: Access to 2-Nitroamines

    Article • European Journal of Organic Chemistry, June 2012, Wiley

    Raquel Soengas

  48. Indium-Catalyzed Henry-Type Reaction of Aldehydes with Bromonitro­alkanes

    Article • Synlett, March 2012, Thieme Publishing Group

    Raquel Soengas

  49. Hydroxymethyl-Branched Piperidines from Hydroxymethyl-Branched Lactones: Synthesis and Biological Evaluation of 1,5-Dideoxy-2-C-hydroxymethyl-1,5-imino-D-mannitol, 1,5-Dideoxy-2-C-hydroxymethyl-1,5-imino-L-gulitol and 1,5-Dideoxy-2-C-hydroxymethyl-1,5-imi

    Article • European Journal of Organic Chemistry, March 2012, Wiley

    Raquel Soengas

  50. Synthesis of three branched iminosugars [(3R,4R,5S)-3-(hydroxymethyl)piperidine-3,4,5-triol, (3R,4R,5R)-3-(hydroxymethyl)piperidine-3,4,5-triol and (3S,4R,5R)-3-(hydroxymethyl)piperidine-3,4,5-triol] and a branched trihydroxynipecotic acid [(3R,4R,5R)-...

    Article • Tetrahedron Asymmetry, March 2012, Elsevier

    Raquel Soengas

  51. Indium-mediated reaction of nitroethane and aldehydes: characterization of the nucleophilic organoindium species

    Article • Tetrahedron Letters, February 2012, Elsevier

    Raquel Soengas

  52. The use of samarium or sodium iodide salts as an alternative for the aza-Henry reaction

    Article • Tetrahedron, February 2012, Elsevier

    Raquel Soengas

  53. An overview of key routes for the transformation of sugars into carbasugars and related compounds

    Article • January 2012, Royal Society of Chemistry

    Raquel Soengas

  54. Chromium-Mediated Stereoselective Synthesis of Carbohydrate-Derived (E)-α,β-Unsaturated Esters or Amides

    Article • The Journal of Organic Chemistry, June 2011, American Chemical Society (ACS)

    Raquel Soengas

  55. Highly diastereoselective indium-mediated synthesis of β-lactam carbohydrates from imines

    Article • Tetrahedron, April 2011, Elsevier

    Raquel Soengas

  56. An overview on the synthesis of furanoid and pyranoid sugar α- and β-amino acids and related aminocycloalkanecarboxylic acids from carbohydrates

    Article • Comptes Rendus Chimie, February 2011, Elsevier

    Raquel Soengas

  57. Iron(iii) complexation by Vanchrobactin, a siderophore of the bacterial fish pathogen Vibrio anguillarum

    Article • Metallomics, January 2011, Oxford University Press (OUP)

    Raquel Soengas

  58. A Straightforward Route to Novel α,α-Disubstituted Tetrahydrofuran β-Amino Acids and Spirodiketopiperazines from Sugar Lactones

    Article • Synlett, September 2010, Thieme Publishing Group

    Raquel Soengas

  59. Convenient Procedure for the Indium-Mediated Hydroxymethylation of Active Bromo Compounds: Transformation of Ketones into α-Hydroxymethyl Nitroalkanes

    Article • Synlett, September 2010, Thieme Publishing Group

    Raquel Soengas

  60. Studies on indium-mediated additions to lactones: synthesis of 2-deoxy-2-substituted-3-ulosonic acids

    Article • Tetrahedron Asymmetry, September 2010, Elsevier

    Raquel Soengas

  61. Indium-Mediated Reaction of 1-Bromo-1-nitroalkanes with Aldehydes: Access to 2-Nitroalkan-1-ols

    Article • European Journal of Organic Chemistry, July 2010, Wiley

    Raquel Soengas

  62. Indium-mediated Reformatsky reaction on lactones: preparation of 2-deoxy-2,2′-dimethyl-3-ulosonic acids

    Article • Tetrahedron Letters, January 2010, Elsevier

    Raquel Soengas

  63. Studies on the stereocontrolled transformation of nitrohexofuranoses into 2-oxabicyclo[2.2.1]heptanes. V: Synthesis of enantiopure methyl (1R,2R,4S)-2-amino-4-hydroxycyclopentanecarboxylate

    Article • Tetrahedron Asymmetry, January 2010, Elsevier

    Raquel Soengas

  64. Studies on the transformation of nitrosugars into iminosugars III: synthesis of (2R,3R,4R,5R,6R)-2-(hydroxymethyl)azepane-3,4,5,6-tetraol and (2R,3R,4R,5R,6S)-2-(hydroxymethyl)azepane-3,4,5,6-tetraol

    Article • Tetrahedron Asymmetry, January 2010, Elsevier

    Raquel Soengas

  65. Studies on the transformation of nitrosugars into branched chain iminosugars. Part II: Synthesis of (3R,4R,5R,6S)-2,2-bis(hydroxymethyl)azepane-3,4,5,6-tetraol

    Article • Tetrahedron Asymmetry, November 2008, Elsevier

    Raquel Soengas

  66. Ethyl 1-O-tert-butyldimethylsilyl-2,3-O-isopropylidene-5-[(2′S)-tetrahydropyran-2-yloxy]-D-glycero-α-D-manno-heptofuronate

    Article • Acta Crystallographica Section E Structure Reports Online, July 2008, International Union of Crystallography

    Raquel Soengas

  67. Total Synthesis of (−)-Dysithiazolamide

    Article • Organic Letters, May 2008, American Chemical Society (ACS)

    Raquel Soengas

  68. Synthesis and biological activity of analogues of vanchrobactin, a siderophore from Vibrio anguillarum serotype O2

    Article • Organic & Biomolecular Chemistry, January 2008, Royal Society of Chemistry

    Raquel Soengas

  69. Synthesis of and NMR studies on the four diastereomeric 1-deoxy-d-ketohexoses

    Article • Tetrahedron Asymmetry, April 2007, Elsevier

    Raquel Soengas

  70. Vanchrobactin: absolute configuration and total synthesis

    Article • Tetrahedron Letters, April 2007, Elsevier

    Raquel Soengas

  71. Preliminary Studies on the Transformation of Nitrosugars into Branched Chain Iminosugars:  Synthesis of 1,4-Dideoxy-4-C-hydroxymethyl- 1,4-imino-pentanols

    Article • Organic Letters, January 2007, American Chemical Society (ACS)

    Raquel Soengas

  72. Green aldose isomerisation: 2-C-methyl-1,4-lactones from the reaction of Amadori ketoses with calcium hydroxide

    Article • Tetrahedron Letters, January 2007, Elsevier

    Raquel Soengas

  73. The concomitant crystallization of two polymorphs of 1-deoxy-α-D-tagatose

    Article • Acta Crystallographica Section C Crystal Structure Communications, December 2006, International Union of Crystallography

    Raquel Soengas

  74. Structural characterization of vanchrobactin, a new catechol siderophore produced by the fish pathogen Vibrio anguillarum serotype O2

    Article • Tetrahedron Letters, September 2006, Elsevier

    Raquel Soengas

  75. cyclo{[(6-Amino-6-deoxy-2,3:4,5-di-O-isopropylidene-D-galactonic acid)-(D-Phe)]2}

    Article • Acta Crystallographica Section E Structure Reports Online, April 2006, International Union of Crystallography

    Raquel Soengas

  76. Synthesis of 4-aminomethyl-tetrahydrofuran-2-carboxylates with 2,4-cis and 2,4-trans relationships

    Article • Tetrahedron, April 2006, Elsevier

    Raquel Soengas

  77. 2,5-Di-O-acetyl-3-C-methyl-D-lyxono-1,4-lactone

    Article • Acta Crystallographica Section E Structure Reports Online, February 2006, International Union of Crystallography

    Raquel Soengas

  78. 1,2:3,4-Di-O-isopropylidene-β-D-psicofuranose

    Article • Acta Crystallographica Section E Structure Reports Online, August 2005, International Union of Crystallography

    Raquel Soengas

  79. 2-C-Benzyloxymethyl-2,3:5,6-di-O-isopropylidene-D-allono-1,4-lactone

    Article • Acta Crystallographica Section E Structure Reports Online, August 2005, International Union of Crystallography

    Raquel Soengas

  80. 1,2:3,4-Di-O-isopropylidene-α-D-tagatofuranose

    Article • Acta Crystallographica Section E Structure Reports Online, August 2005, International Union of Crystallography

    Raquel Soengas

  81. 1,4-Anhydro-2-C-benzyloxymethyl-2,3:5,6-di-O-isopropylidene-D-tallitol

    Article • Acta Crystallographica Section E Structure Reports Online, August 2005, International Union of Crystallography

    Raquel Soengas

  82. Branched tetrahydrofuran α,α-disubstituted-δ-sugar amino acid scaffolds from branched sugar lactones: a new family of foldamers?

    Article • Tetrahedron Letters, August 2005, Elsevier

    Raquel Soengas

  83. Kiliani reactions on ketoses: branched carbohydrate building blocks from D-tagatose and D-psicose

    Article • Tetrahedron Letters, August 2005, Elsevier

    Raquel Soengas

  84. 2,2′:5,6-Di-O-isopropylidene-2-C-hydroxymethyl-D-talono-1,4-lactone

    Article • Acta Crystallographica Section E Structure Reports Online, January 2005, International Union of Crystallography

    Raquel Soengas

  85. Stereocontrolled transformation of nitrohexofuranoses into cyclopentylamines via 2-oxabicyclo[2.2.1]heptanes. Part 2: Synthesis of (1S,2R,3S,4S,5R)-3,4,5-trihydroxy-2-aminocyclopentanecarboxylic acid

    Article • Tetrahedron Asymmetry, January 2005, Elsevier

    Raquel Soengas

  86. Kiliani on ketoses: branched carbohydrate building blocks from d-fructose and l-sorbose

    Article • Tetrahedron Letters, December 2004, Elsevier

    Raquel Soengas

  87. 3-Azido-3-deoxy-2,2′:5,6-di-O-isopropylidene-2-C-hydroxmethyl-D-gulono-1,4-lactone

    Article • Acta Crystallographica Section E Structure Reports Online, November 2004, International Union of Crystallography

    Raquel Soengas

  88. 2,3:5,6-Di-O-isopropylidene-2-C-hydroxymethyl-D-talono-1,4-lactone

    Article • Acta Crystallographica Section E Structure Reports Online, October 2004, International Union of Crystallography

    Raquel Soengas

  89. 3-O-tert-Butyldimethylsilyl-2,2′:5,6-di-O-isopropylidene-2-C-hydroxymethyl-D-1,4-gluconolactone

    Article • Acta Crystallographica Section E Structure Reports Online, October 2004, International Union of Crystallography

    Raquel Soengas

  90. 5-Amino-5-deoxy-2-C-hydroxymethyl-2,3-O-isopropylidene-D-talono-1,5-lactam

    Article • Acta Crystallographica Section E Structure Reports Online, October 2004, International Union of Crystallography

    Raquel Soengas

  91. Total synthesis of 3,4-dihydroxyprolines, d-threo-l-norvaline and (2S,3R,4R)-2-amino-3,4-dihydroxytetrahydrofuran-2-carboxylic acid methyl ester

    Article • Tetrahedron Asymmetry, December 2003, Elsevier

    Raquel Soengas

  92. Transformation of d-Glucose into 1D-3-Deoxy-3-hydroxymethyl-myo-inositol by Stereocontrolled Intramolecular Henry Reaction

    Article • Organic Letters, October 2003, American Chemical Society (ACS)

    Raquel Soengas

  93. Two new examples of the rare C→O migration of ethoxycarbonyl groups

    Article • Tetrahedron, August 2003, Elsevier

    Raquel Soengas

  94. Synthesis of polyhydroxylated α-nitrocyclohexane carboxylic acids derived from d-glucose: a striking case of racemization

    Article • Tetrahedron Asymmetry, June 2003, Elsevier

    Raquel Soengas

  95. Stereocontrolled Transformation of Nitrohexofuranoses into Cyclopentylamines via 2-Oxabicyclo[2.2.1]heptanes:  Incorporation of Polyhydroxylated Carbocyclic β-Amino Acids into Peptides

    Article • Organic Letters, March 2003, American Chemical Society (ACS)

    Raquel Soengas