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The effect of solution environment and the electrostatic factor on the crystallisation of desmotropes of irbesartan
(Royal Society of Chemistry, 2019)
The experimental conditions necessary for stabilising irbesartan (IBS) tautomers in solution and selectively
obtaining the desmotropic crystal forms are presented herein. 1H and 2H tautomers were stabilized in
specific ...
Characterization of two new potential impurities of Valsartan obtained under photodegradation stress condition
(Elsevier Science, 2011-08-25)
A photostability study of Valsartan (VAL) is reported. Exposure of the drug to UV-vis radiation (λ> 320 nm) yielded two previously unknown compounds, which were detected by HPLC. Preparative amounts of the new potential ...
Novos complexos de európio com ligantes heterocíclicos: síntese, caracterização e estudo espectroscópico
(Universidade Federal de PernambucoUFPEBrasilPrograma de Pos Graduacao em Quimica, 2018)
Irbesartan desmotropes: Solid-state characterization, thermodynamic study and dissolution properties
(Xi'an Jiaotong University, 2019-07-10)
Irbesartan (IBS) is a tetrazole derivative and antihypertensive drug that has two interconvertible structures, 1H- and 2H-tautomers. The difference between them lies in the protonation of the tetrazole ring. In the ...
Efeito da metil-b-ciclodextrina e de alguns tensoativos sobre a viabilidade celular de linhagens celulares de câncer de ovário
(Universidade Federal do Espírito SantoBRPrograma de Pós-Graduação em BiotecnologiaUFESMestrado em Biotecnologia, 2011-08-16)
No presente estudo é estabelecida uma correlação entre alguns tensoativos, um derivado de ciclodextrina, oligossacarídeo cíclicos originado da ação da ciclodextrina glicosiltransferase, a β-ciclodextrina metilada e as ...