Navegação por Assunto "NMR"
Resultados 1-7 de 7
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Alkaloid constituents of the Amaryllidaceae plant Amaryllis belladonna L.
(2017) [Artigo de periódico]The plant family Amaryllidaceae is well-known for its unique alkaloid constituents, which exhibit a wide range of biological activities. Its representative, Amaryllis belladonna, has a geographical distribution covering ... -
Caracterização da pureza de fosfatidilcolina da soja através de RMN de 1H e de 31P
(2008) [Artigo de periódico]A strategy is proposed to evaluate the purity of phosphatidylcholine from soybean lecithin, obtained by extraction or column chromatography, using the integrals ratio of 1H NMR spectra. Integrals of methylene signals, ... -
Efeitos de confinamento em líquidos iônicos hidratados
(2017) [Tese]Líquidos iônicos imidazólios (LIIs) associados a ânions com caráter básico foram sintetizados, caracterizados e seu comportamento estudado em solução. Inicialmente a troca isotópica H/D preferencial no grupo C2-CH3 de sais ... -
Estudo dos constituintes químicos dos óleos voláteis de espécies de Eupatorium nativas do Rio Grande do Sul e construção de banco de dados de lactonas sesquiterpênicas
(2014) [Tese]O gênero Eupatorium L. (Asteraceae) apresenta muitas espécies comumente encontradas no Rio Grande do Sul e se caracteriza pela presença de óleos voláteis e outros derivados terpenoídicos entre seus metabólitos secundários. ... -
Metabolomic biomarker candidates for skeletal muscle loss in the collagen-induced arthritis (CIA) model
(2021) [Artigo de periódico]There is no consensus for diagnosis or treatment of RA muscle loss. We aimed to investigate metabolites in arthritic mice urine as biomarkers of muscle loss. DBA1/J mice comprised collagen-induced arthritis (CIA) and control ... -
Synthesis and characterization of phloroglucinol derivatives
(2018) [Trabalho de conclusão de graduação]Phloroglucinol derivatives have been proved to have great pharmacological activity. Two acylated phloroglucinol were synthesized by Friedel-Crafts reaction and characterized by High Performance Liquid Chromatography (HPLC), ... -
The influence of long chain branches of LLDPE on processability and physical properties
(2015) [Artigo de periódico]Two polyethylene-based on single-site metallocene catalyst (mLLDPE) were selected to characterize the effect of long chain branching (LCB) on blown film processability, optical and mechanical properties. 13C NMR and parallel ...