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Síntese sequencial linear de 6-((1,2,3-triazol-4-il)metil)-4,5- dimetil-2,6-di-hidro-1h-pirrolo[3,4-d]piridazinonas via reações de N-alquilação, CuAAC e ciclocondensação
(Universidade Federal de Santa Maria, 2017-09-21)
This dissertation presents a synthetic route for obtaining a series of eight 6-((1H-1,2,3-
triazol-4-yl)methyl)-1H-pyrrolo[3,4-d]pyridazin-1-ones with yields of 40-70%. The synthetic
route comprises three distinct steps: ...
Patulina em maçãs armazenadas em atmosfera controlada dinâmica utilizando UPLC-MS/MS e monitoramento em supermercados
(Universidade Federal de Santa Maria, 2017-03-31)
The goal of this study was to evaluate the patulin contamination in post-harvest apples submitted to different storage conditions under controlled atmosphere (CA), in addition to apples and juices available in supermarkets. ...
Formação sequencial de ligações carbono-carbono/carbono-selênio mediada por cloreto férrico e dicalcogenetos de diorganoíla: síntese e reatividade de 2-organocalcogenil-naftalenos
(Universidade Federal de Santa Maria, 2017-07-31)
In the present study, a series of aryl alkynols functionalized was subjected to intramolecular cyclization reaction promoted by iron(III) chloride and diorganyl dichalcogenides allowing the synthesis of 2-organoselenyl-n ...