Photoiodocarboxylation of Activated C═C Double Bonds with CO2 and Lithium Iodide

Autor: Teresa Varea, María Elena González-Núñez, Rossella Mello, Juan Camilo Arango-Daza

Publikováno v: The Journal of Organic Chemistry. 83:13381-13394

The photolysis at 254 nm of lithium iodide and olefins 1 carrying an electron-withdrawing Z-substituent in CO2-saturated (1 bar) anhydrous acetonitrile at room temperature produces the atom efficient and transition metal-free photoiodocarboxylation o

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::def3db4575a2d4df0951c7564c449aac
https://doi.org/10.1021/acs.joc.8b02162

Photoiodocarboxylation of Activated C═C Double Bonds with CO

Autor: Rossella, Mello, Juan Camilo, Arango-Daza, Teresa, Varea, María Elena, González-Núñez

Publikováno v: The Journal of organic chemistry. 83(21)

The photolysis at 254 nm of lithium iodide and olefins 1 carrying an electron-withdrawing Z-substituent in CO

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::4613b9c9e16db8a92c42f0b34b671dac
https://pubmed.ncbi.nlm.nih.gov/30351936

Reactivity of lithium β‑ketocarboxylates: the role of lithium salts

Autor: Mateo Berton, Rossella Mello, María Elena González-Núñez, Paul G. Williard

Publikováno v: Berton, Mateo Otao Mello, Rossella C. C. Williard, Paul G. González Núñez, María Elena 2017 Reactivity of lithium β‑ketocarboxylates: the role of lithium salts Journal of the American Chemical Society 139 48 17414 17420
RODERIC. Repositorio Institucional de la Universitat de Valéncia
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Lithium beta-ketocarboxylates 1(COOLi), prepared by the reaction of lithium enolates 2(Li+) with carbon dioxide, readily decarboxylate in THF solution unless in the presence of lithium salts, in which case they are indefinitely stable at room tempera

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::625814c3596029b758b185bf3caabbb8
http://hdl.handle.net/10550/66909

Supercritical Carbon Dioxide: A Promoter of Carbon-Halogen Bond Heterolysis

Autor: Andrea Olmos, Rossella Mello, Ana Caballero, Gregorio Asensio, Jaime Martínez-Ferrer, Pedro J. Pérez, María Elena González-Núñez, Thais Delgado-Abad

Publikováno v: Angewandte Chemie. 125:13540-13543

as the leaving groupdeparts from the carbon atom prior to the entrance of thenucleophile. Polar protic solvents with high dielectric con-stants promote polar bond heterolysis by providing effectiveH-bonding and electron-pair donation interactions to

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::90ede8716c77d450e563b4f074c27171
https://doi.org/10.1002/ange.201303819

SN1 Reactions in Supercritical Carbon Dioxide in the Presence of Alcohols: the Role of Preferential Solvation

Autor: Rossella Mello, María Elena González-Núñez, Rafael Acerete, Thais Delgado-Abad, Gregorio Asensio, Jaime Martínez-Ferrer

Publikováno v: Delgado Abad, Thais Martínez Ferrer, Jaime Acerete, Rafael Asensio Aguilar, Gregorio Mello, Rossella C. C. González Núñez, María Elena 2016 SN1 Reactions in Supercritical Carbon Dioxide in the Presence of Alcohols: the Role of Preferential Solvation Organic & Biomolecular Chemistry 14 6554 6560
RODERIC. Repositorio Institucional de la Universitat de Valéncia
instname

Ethanol (3b) inhibits SN1 reactions of alkyl halides 1 in supercritical carbon dioxide (scCO2) and gives no ethers as products. The unexpected behaviour of alcohols 3 in the reaction of alkyl halides 1 with 1,3-dimethoxybenzene (2) in scCO2 under dif

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::10b207b574d3039cf8f95c17f0e5d8ee
http://hdl.handle.net/10550/55079