Highly Enantioselective Catalytic Alkynylation of Quinolones: Substrate Scope, Mechanistic Studies, and Applications in the Syntheses of Chiral N-Heterocyclic Alkaloids and Diamines

Autor: Yong Guan, Tadas A. Buivydas, Remy F. Lalisse, Kalen B. Laybourn, Charlotte Stern, Margaret Richins, Sean M. Burns, Arielle Shelby, Christopher M. Hadad, Anita E. Mattson

Publikováno v: ACS Catalysis. :7661-7668

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::262f8af341247dfb529e19f9ad5df9c4
https://doi.org/10.1021/acscatal.3c01536

Correction: Dearomatization of benzopyrylium triflates with sulfoxonium ylides

Autor: Alexandria N. Leveille, Marissa M. Allegrezza, Kalen Laybourn, Anita E. Mattson

Publikováno v: Chemical Communications. 59:1241-1243

Correction for ‘Dearomatization of benzopyrylium triflates with sulfoxonium ylides’ by Alexandria N. Leveille et al., Chem. Commun., 2022, 58, 12600–12603, https://doi.org/10.1039/D2CC02023H.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c8ab135ebb00ef71f0a03622c74565bd
https://doi.org/10.1039/d3cc90024j

Silanediols, Phosphoramides, and Other OH ‐ and NH ‐Based H‐Donor Catalysts

Autor: Alexandria N. Leveille, Anita E. Mattson

Publikováno v: Anion‐Binding Catalysis. :201-220

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6f4e925bb0712db80c769ccd11ceb98c
https://doi.org/10.1002/9783527830664.ch6

Enantioselective S−H Insertion Reactions of α‐Carbonyl Sulfoxonium Ylides

Autor: Matthew N. Grayson, Patrícia B. Momo, Antonio C. B. Burtoloso, Anita E. Mattson, Elliot H. E. Farrar, Alexandria N. Leveille

Publikováno v: Angewandte Chemie (International Ed. in English)
Momo, P B, Leveille, A N, Farrar, E H E, Grayson, M N, Mattson, A E & Burtoloso, A C B 2020, ' Enantioselective S-H Insertion Reactions of α-Carbonyl Sulfoxonium Ylides ', Angewandte Chemie-International Edition, vol. 59, no. 36, pp. 15554-15559 . https://doi.org/10.1002/anie.202005563
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP

The first example of enantioselective S−H insertion reactions of sulfoxonium ylides is reported. Under the influence of thiourea catalysis, excellent levels of enantiocontrol (up to 95 % ee) and yields (up to 97 %) are achieved for 31 examples in S

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5965c0e50bee89255f3361a6300828d3
https://doi.org/10.1002/ange.202005563

Synthesis and Anticancer Activity of Structure Simplified Naturally Inspired Dimeric Chromenone Derivatives

Autor: Yong Guan, Sangram S. Parelkar, Alexandria N. Leveille, Paul R. Thompson, Elizabeth Vaughn, Anita E. Mattson, Rameez Ali

Publikováno v: European J Org Chem

Select dimeric chromenones exhibit low micromolar cyctotoxicity toward lymphoma and leukemia cell lines, L5178Y and HL60, respectively. The bioactive dimeric chromenones were identified from a focused library of structurally-simplified derivatives of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::484790ad5fee334de4c4f404ae8084c4
https://doi.org/10.1002/ejoc.201901026