Tag Archives: Thiourea

A new article just come out!

Posted on March 13, 2023 by mmaamarq

Catalysis-free synthesis of thiazolidine–thiourea ligands for metal coordination (Au and Ag) and preliminary cytotoxic studies, Salvador-Gil, D.; Herrera, R. P.; Gimeno, M. C. Dalton Trans. 2023. DOI: https://doi.org/10.1039/D3DT00079F. Abstract. The reaction of propargylamines with isothiocyanates results in the selective formation of … Continue reading →

Posted in Publication, Raquel P. Herrera, Research | Tagged 2023, Ag, Au, Dalton Trans, Daniel Salvador-Gil, M. C. Gimeno, Raquel P. Herrera, thiazolidine, Thiourea | Leave a comment

Congratulations Guille for the first of many scientific articles!

Posted on November 18, 2021 by mmaamarq

Synthesis of New Thiourea-Metal Complexes with Promising Anticancer Properties, Canudo-Barreras, G.; Ortego, L.; Izaga, A.; Marzo, I.; Herrera, R. P.; Gimeno, M. C. Molecules 2021, 26(22), 6891. https://doi.org/10.3390/molecules26226891. Abstract. In this work, two thiourea ligands bearing a phosphine group in … Continue reading →

Posted in Publication, Research | Tagged 2021, Cancer, Guillermo Canudo, Metal complex, Silver, Thiourea | Leave a comment

Overview on asymmetric fluorination reactions by means of ORGANOCATALYSIS

Posted on October 1, 2020 by mmaamarq

Asymmetric Fluorination Reactions Promoted by Chiral Hydrogen‐Bonding‐Based Organocatalysts, Auria-Luna, F.; Mohammadi, S.; Divar, M.; Gimeno, M. C.; Herrera, R. P. Adv. Synth. Catal. 2020, https://doi.org/10.1002/adsc.202000848 VIP Abstract. Fluorinated compounds can exhibit interesting biological properties. The importance of these species has made … Continue reading →

Posted in Collaboration, Publication, Raquel P. Herrera, Review | Tagged 2020, Adv. Synth. Catal., Collaboration, Fernando Auria-Luna, Fluorination, Hydrogen-bonding, Organocatalysis, Phosphoric acid, Prof. Gimeno, Publication, Raquel P. Herrera, Review, Squaramide, Thiourea | Leave a comment

Metals… more and more present in the HOCA group, SOS!

Posted on November 21, 2019 by mmaamarq

Last week (14-15 November 2019), Raquel attended to the 1st International Workshop on Metals in Medicine hold at Chimie ParisTech, PSL University. She presented the poster entitle Synthesis of group 11 metal complexes with thiourea or squaramide ligands: study of … Continue reading →

Posted in Conference, Congress, Metal complex, Raquel P. Herrera | Tagged 1st International Workshop on Metals in Medicine, 2019, Conference, Congress, group 11 metal complexes, Paris, Raquel P. Herrera, Squaramide, Thiourea | Leave a comment

A little tribute to (THIO)UREAS. Improving their organocatalytic activity…

Posted on November 6, 2019 by mmaamarq

Hydrogen bonding and Internal or External Lewis or Brønsted Acid Assisted (Thio)urea Catalysts, Gimeno, M. C.; Herrera, R. P. Eur. J. Org. Chem. 10.1002/ejoc.201901344 Abstract. The obtainment of more active organocatalysts has promoted the search for new modes of activation … Continue reading →

Posted in Hydrogen-bonding, Organocatalysis, Publication, Raquel P. Herrera, Review, Thiourea, Urea | Tagged 2019, Activation, Asymmetric organocatalysis, Brønsted acid, Lewis acid, Organocatalyst, Prof. Gimeno, Publication, Raquel P. Herrera, Review, Thiourea | Leave a comment

A synergistic couple of catalysts

Posted on January 20, 2017 by mmaamarq

A new article has just been accepted. Congratulations! Gold(I) mediated thiourea organocatalyst activation: A synergic effect for asymmetric catalysis. Anabel Izaga, Raquel P. Herrera, M. Concepción Gimeno, ChemCatChem, 2017, 10.1002/cctc.201601527. Abstract. Several group 11 metal complexes with chiral thiourea organocatalysts have … Continue reading →

Posted in Catalysis, Collaboration, Gold, Organocatalysis, Raquel P. Herrera, Research, Thiourea | Tagged 2017, Asymmetric organocatalysis, ChemCatChem, Collaboration, Friedel-Crafts, Gold, Organocatalysis, Prof. Gimeno, Synergistic catalysis, Synergy, Thiourea | Leave a comment

Cheating on Organocatalysis…

Posted on September 12, 2016 by mmaamarq

Raquel attended the XXXIV GEQO Congress in Girona last week (7–9 September). Her scientific contribution was entitled “Gold(I) mediated thiourea organocatalyst activation: A synergic effect for asymmetric catalysis”.

Posted in Congress, Meeting, Raquel P. Herrera | Tagged 2016, Collaboration, Congress, Gold, Poster, Raquel P. Herrera, Thiourea, XXXIV GEQO Congress | Leave a comment

Wanna know what happens if you consider MOFs and HBC together? Take a look to this highlight, just published in CrystEngComm

Posted on January 18, 2016 by mmaamarq

The highlight entitled “Metal-organic frameworks (MOFs) bring new life to hydrogen-bonding organocatalysts in confined spaces” has just been published at CrystEngComm. In this work, together with Prof. David Díaz (Universität Regensburg), we have compiled and studied the literature which involves the intriguing idea of … Continue reading →

Posted in Collaboration, Highlight, Hydrogen-bonding, MOF, Organocatalysis, Publication, Squaramide, Thiourea, Urea | Tagged 2016, CrystEngComm, Eugenia Marqués-López, Juan V. Alegre-Requena, Organocatalysis, Prof. Díaz, Publication, Raquel P. Herrera, Squaramide, Thiourea, Urea | Leave a comment

HOCA to publish a New Synthesis of Chiral 2-Oxospiro-[indole-3,4′- (1′,4′-dihydropyridines)]

Posted on September 3, 2015 by mmaamarq

We are interested in the enantioselective synthesis of highly functionalized molecules with biological activity. In this frame, we have just published “a preliminary study” in the development of a “New Organocatalytic Asymmetric Synthesis of Highly Substituted Chiral 2-Oxo Spiro-[indole-3,4′- (1′,4′-dihydropyridine)] … Continue reading →

Posted in Heterocycle, Organocatalysis, Publication, Thiourea | Tagged 2015, Asymmetric organocatalysis, Chiral base, Dihydropyridines, Enamine, Eugenia Marqués-López, Fernando Auria-Luna, Heterocycle, Isatin, Isatylidene malononitrile, Molecules, Publication, Raquel P. Herrera, Spirooxindole, Thiourea | Leave a comment

HOCA publishes a new method of addition of indoles to aliphatic β,γ-unsaturated α-ketoesters catalyzed by a chiral thiourea

Posted on June 18, 2015 by zco1999

“Thiourea-Catalyzed Addition of Indoles to Aliphatic β,γ-Unsaturated α-Ketoesters” by Verónica Juste-Navarro, Eugenia Marqués-López and Raquel P. Herrera has been published in Asian Journal of Organic Chemistry. DOI: 10.1002/ajoc.201500154 Abstract: The first thiourea-catalyzed addition reaction of indoles to aliphatic β,γ-unsaturated α-ketoesters has been developed. … Continue reading →