نتایج جستجو برای: sodium borohydride reduction
تعداد نتایج: 665270 فیلتر نتایج به سال:
Correction statement In the Methods section of our published article [1], we mentioned that “we developed a novel in situ means of preparing stabilized Au or Ag NPs...”. However, we have recently noticed that the similar process has been reported by Moreno et al. [2]. Hence, we correct the statement in our manuscript by crediting the work by Moreno et al. [2]: [Before Correction] “We developed ...
Application of SiO2@FeSO4 nanocomposite as a new nanocatalyst in reduction area was investigated. Carboxylic acid simple and convenient reduction to alcohol by 0.75 mol of the nanocomposite, 3 mol sodium borohydride (NaBH4) as reduction reagent under a solvent-free condition at 30-65 min. The reaction happens in two stages - first to form an aldehyde and the...
Borohydride salts have been considered as good prospects for transportable hydrogen storage materials, with molecular hydrogen released via hydrolysis. We examine details of the hydration of sodium borohydride by the combination of X-ray absorption spectroscopy and first principles' theory. Compared to solid sodium borohydride, the aqueous sample exhibits an uncharacteristically narrow absorpti...
The reductive amination of aromatic aldehydes and amines, performed in the Brønsted acidic ionic liquid [Et3NH][HSO4], using sodium borohydride as a reducing agent is reported. In this protocol, plays crucial role efficiently converting to amines excellent yields, without formation side products. presence imine was generated situ from reaction between underwent smooth reduction with borohydride...
(III) from (I) and of 21-norpregnan-20-als (IV) from (II) (Brooks & Norymberski, 1953). The last conversion was presumed; it is now established by the isolation of 3,-hydroxy-21-norpregn-5-en-20-al (VI) (as its acetate) from the reaction of pregn-5ene-3f:20fl:21-triol (V) with sodium bismuthate. Reduction with borohydride followed by oxidation with sodium bismuthate was expected to convert 20:2...
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