Percorrer por data de publicação

Seleccione:
Mostrar resultados 1-20 de 8293.  próximo >
DataTítuloAutor(es)TipoAcesso
19722 NOVEL ALKALOIDS FROM AMERICAN LADYBUG HIPPODAMIA-CONVERGENS (COLEOPTERA, COCCINELLIDAE)Tursch, B; Daloze, D; Pasteels, Jm; Cravador, A.; Braekman, Jc; Hootele, C; Zimmerma.d,other-
1974Chemical ecology of arthropods. 9. Structure and absolute configuration of hippodamine and convergine, two novel alkaloids from american ladybug hippodamia convergens (coleoptera- coccinellidae)Tursch, B.; Daloze, D.; Braekman, J. C.; Hootele, C.; Cravador, A.; Losman, D.; Karlsson, R.articlerestrictedAccess
1978Acidite relative des groupes methyle de la 2,4,6- collidine dans le systeme phenyllithium solvants etheresCravador, A.articleopenAccess
1979NEW SYNTHESES OF METHYLSELENO-ACETALS AND KETALSCravador, A.; Krief, Aarticle-
19791,1-Bis(Phenylseleno)-and 1,1-Bis(Methylseleno)- alkyllithiums as building-blocks in organic synthesisVanende, D.; Cravador, A.; Krief, A.articlerestrictedAccess
1979Cleavage (deprotection) of selenoacetals to carbonyl compoundes: a comparative studyBurton, A.; Hevesi, L.; Dumont, W.; Cravador, A.; Krief, A.conferenceObjectrestrictedAccess
Out-1979Nouvelles méthodes de synthèse des méthylsélénoacétals et cétalsCravador, A.articleopenAccess
1980NEW METHOD OF SYNTHESIS USING SELENIUM DERIVATIVES AS FUNCTION PRECURSORKrief, A; Dumont, W; Cravador, A.; Denis, Jn; Halazy, S; Hevesi, L; Labar, D; Lucchetti, J; Remion, J; Sevrin, M; Vanende, Darticle-
1980Nouvelles méthodes de synthèse utilisant une entité séléniée comme précurseur de fonctionCravador, A.articleopenAccess
1980Reduction vs acetalisation of some carbonyl-compounds by means of methylselenol and lewis-acidsCravador, A.; Krief, A.; Hevesi, L.articlerestrictedAccess
1980Unexpectedly easy formation of alpha-seleno-carbonyl compounds from vinyl selenidesCravador, A.; Krief, A.articlerestrictedAccess
1981Unusual reactivity of selenoboranes towards epoxides: New selective routes to beta- hydroxyselenides and allylalcoholsCravador, A.; Krief, A.articlerestrictedAccess
1981El romancero tradicional y la historiografiaFerré, PedroconferenceObjectopenAccess
20-Jun-1981Biblioteca Municipal de Faro: uma riqueza à espera do futuroMesquita, José Carlos VilhenacontributionToPeriodicalopenAccess
1982Problemas textuais do Romanceiro Português: algumas notasFerré, PerearticleopenAccess
1982Breve notícia acerca do "Romance do cativo de Argel"Ferré, PerearticleopenAccess
1982El romance "Él reguñir, yo regañar" en el "Auto de la sibila Casandra" de Gil VicenteFerré, PerearticleopenAccess
Abr-1982Manuel de Arriaga e o «Movimento das Espadas»Mesquita, José Carlos VilhenalectureopenAccess
13-Abr-1982Quem foi Silvio Pellico. Um herói? Um traidor?Mesquita, José Carlos VilhenacontributionToPeriodicalopenAccess
Dez-1982Uma quarteirense que Camões amouMesquita, José Carlos VilhenacontributionToPeriodicalopenAccess