synthesis and in vitro antioxidant activity evaluation of 3-carboxycoumarin derivatives and qsar study of their dpph? radical scavenging activity合成和体外抗氧化活性评价的定量构效关系研究3-carboxycoumarin衍生品和dpph 自由基清除活性.pdf
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Molecules 2012, 17, 14882-14898; doi:10.3390/molecules171214882
OPEN ACCESS
molecules
ISSN 1420-3049
/journal/molecules
Article
Synthesis and in VitroAntioxidant Activity Evaluation of
3-Carboxycoumarin Derivatives and QSAR Study of Their
DPPH• Radical Scavenging Activity
Francisco J. Martínez-Martínez 1,*, Rodrigo Said Razo-Hernández 1, Ana Lilia Peraza-Campos 1,
Manuel Villanueva-García 2, Maria Teresa Sumaya-Martínez 3, Daniel Jaramillo Cano 1 and
Zeferino Gómez-Sandoval 1,*
1 Facultad de Ciencias Químicas, Universidad de Colima, kilómetro 9 carretera Colima-Coquimatlán,
Col., México, C.P. 28400, Mexico; E-Mails: rrazo@ucol.mx (R.S.R.-H.); peraza@ucol.mx (A.L.P.-C.);
jaracano@ucol.mx (D.J.C.)
2 Asociación de Jubilados de la Universidad de Guanajuato, Paseo de la Presa No 77, Guanajuato,
Gto., México, C.P. 36000, Mexico; E-Mail: villagm@ugto.mx
3 Secretaria de Investigación y Posgrado, Universidad Autónoma de Nayarit,
Ciudad de la Cultura “Amado Nervo”, Boulevard Tepic-Xalisco S/N, Tepic, Nayarit CP 63190,
Mexico; E-Mail teresumaya@
* Authors to whom correspondence should be addressed; E-Mails: fjmartin@ucol.mx (F.J.M.-M.);
zgomez@ucol.mx (Z.G.-S.); Tel./Fax: +52-312-3161163 (F.J.M.-M.).
Received: 21 September 2012; in revised form: 3 December 2012 / Accepted: 5 December 2012 /
Published: 13 December 2012
Abstract: The in vitro antioxidant activities of eight 3-carboxycoumarin derivatives were
assayed by the quantitative 1,1-diphenyl-2-picrylhydrazil (DPPH•) radical scavenging
activity method. 3-Acetyl-6-hydroxy-2H-1-benzopyran-2-one (C1) and
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