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Manuel Ricardo Costa Calhelha

AuthID: R-000-KZF

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Confirmed Publications: 32

21

TITLE: Synthesis of novel 3-(aryl)benzothieno[2,3-c]pyran-1-ones from Sonogashira products and intramolecular cyclization: Antitumoral activity evaluation Full Text
AUTHORS: Maria Joao R P Queiroz ; Ricardo C Calhelha ; Luis A Vale Silva; Eugenia Pinto ; Nascimento, MSJ ;
PUBLISHED: 2009, SOURCE: EUROPEAN JOURNAL OF MEDICINAL CHEMISTRY, VOLUME: 44, ISSUE: 5

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22

TITLE: New strategies for the synthesis of heteroannulated 2-pyridinones, substituted 2-quinolinones and coumarins from dehydroamino acid derivatives Full Text
AUTHORS: Maria Joao R P Queiroz ; Ana S Abreu ; Ricardo C Calhelha ; Solange S D Carvalho; Paula M T Ferreira ;
PUBLISHED: 2008, SOURCE: TETRAHEDRON, VOLUME: 64, ISSUE: 22

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23

TITLE: Antimicrobial activity and bioactive compounds of Portuguese wild edible mushrooms methanolic extracts Full Text
AUTHORS: Lillian Barros ; Ricardo C Calhelha ; Josiana A Vaz; Isabel C F R Ferreira ; Paula Baptista ; Leticia M Estevinho ;
PUBLISHED: 2007, SOURCE: EUROPEAN FOOD RESEARCH AND TECHNOLOGY, VOLUME: 225, ISSUE: 2

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24

TITLE: Reactivity of several deactivated 3-aminobenzo[b]thiophenes in the Buchwald-Hartwig C-N coupling. Scope and limitations Full Text
AUTHORS: Maria Joao R P Queiroz ; Ricardo C Calhelha ; Gilbert Kirsch;
PUBLISHED: 2007, SOURCE: TETRAHEDRON, VOLUME: 63, ISSUE: 52

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25

TITLE: Synthesis and antioxidant activity evaluation of new 7-aryl or 7-heteroarylamino-2,3-dimethylbenzo[b]thiophenes obtained by Buchwald-Hartwig C-N cross-coupling Full Text
AUTHORS: Maria Joao R P Queiroz ; Isabel C F R Ferreira ; Ricardo C Calhelha ; Leticia M Estevinho ;
PUBLISHED: 2007, SOURCE: BIOORGANIC & MEDICINAL CHEMISTRY, VOLUME: 15, ISSUE: 4

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26

TITLE: Phenolics and antimicrobial activity of traditional stoned table olives 'alcaparra' Full Text
AUTHORS: Anabela Sousa; Isabel C F R Ferreira ; Ricardo Calhelha ; Paula B Andrade ; Patricia Valentao ; Rosa Seabra; Leticia Estevinho ; Albino Bento ; Jose Alberto Pereira ;
PUBLISHED: 2006, SOURCE: BIOORGANIC & MEDICINAL CHEMISTRY, VOLUME: 14, ISSUE: 24

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27

TITLE: Synthesis and antimicrobial activity studies of ortho-chlorodiarylamines and heteroaromatic tetracyclic systems in the benzo[b]thiophene series Full Text
AUTHORS: Maria Joao R P Queiroz ; Isabel C F R Ferreira ; Yannick De Gaetano; Gilbert Kirsch; Ricardo C Calhelha ; Leticia M Estevinho ;
PUBLISHED: 2006, SOURCE: BIOORGANIC & MEDICINAL CHEMISTRY, VOLUME: 14, ISSUE: 20

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28

TITLE: Toxicity effects of fungicide residues on the wine-producing process Full Text
AUTHORS: Calhelha, RC ; Andrade, JV; Ferreira, IC ; Estevinho, LM ;
PUBLISHED: 2006, SOURCE: FOOD MICROBIOLOGY, VOLUME: 23, ISSUE: 4

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29

TITLE: Synthesis of beta-benzo[b]thienyldehydrophenylalanine derivatives by one-pot palladium-catalyzed borylation and Suzuki coupling (BSC) and metal-assisted intramolecular cyclization - Studies of fluorescence and antimicrobial activity Full Text
AUTHORS: Abreu, AS ; Ferreira, PMT ; Queiroz, MJRP ; Ferreira, ICFR ; Calhelha, RC ; Estevinho, LM ;
PUBLISHED: 2005, SOURCE: EUROPEAN JOURNAL OF ORGANIC CHEMISTRY, VOLUME: 2005, ISSUE: 14

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30

TITLE: Palladium-catalysed amination of electron-deficient or relatively electron-rich benzo[b]thienyl bromides - Preliminary studies of antimicrobial activity and SARs Full Text
AUTHORS: Queiroz, MJRP ; Begouin, A ; Ferreira, ICFR ; Kirsch, G; Calhelha, RC ; Barbosa, S; Estevinho, LM ;
PUBLISHED: 2004, SOURCE: EUROPEAN JOURNAL OF ORGANIC CHEMISTRY, VOLUME: 2004, ISSUE: 17

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