The preparation of benzyl esters using stoichiometric niobium (V) chloride versus niobium grafted SiO2 catalyst: A comparison study.
Barbosa SL, Lima CD, Almeida MAR, Mourão LS, Ottone M, Nelson DL, Klein SI, Zanatta LD, Clososki GC, Caires FJ, Nassar EJ, Hurtado GR.
Barbosa SL, et al.
Heliyon. 2018 Mar 16;4(3):e00571. doi: 10.1016/j.heliyon.2018.e00571. eCollection 2018 Mar.
Heliyon. 2018.
PMID: 29862338
Free PMC article.
The stoichiometric reactions used 1.5 mol ratio solid NbCl(5) as the reagent and required from two to three hours for completion at room temperature; for the catalytic processes, NbCl(5) was grafted directly, at room temperature, onto a silica gel of specific area of 507 m …
The stoichiometric reactions used 1.5 mol ratio solid NbCl(5) as the reagent and required from two to three hours for completion at room tem …