نتایج جستجو برای: hydroxymethylfurfural

تعداد نتایج: 979  

Journal: :Hydrogen 2023

Single phase CuCoMgAl-layered hydroxides were obtained by making fine adjustment to their composition through changing the (Co + Cu)/Mg = 0.5; 1; 2; 3 and Co/Cu 2 ratios. The rise of in systems contributed increase thermal stability. CuCoMgAl-catalysts showed high selectivity carbonyl group hydrogenation furfural 5-hydroxymethylfurfural. In hydrogenation, furfuryl alcohol was more than 99%, 5-h...

Journal: : 2022

Objective: The present study aimed to investigate the phytochemical and heavy metals components of A. leiocarpus considering its applications in ethnomedicine.
 Material Method: were determined qualitatively quantitatively gravimetrically, while component identification was done using (Gas spectrometer-mass spectrometer (GC-MS) technique. Heavy quantified by atomic absorption spectrophotom...

Journal: :European Journal of Organic Chemistry 2022

The Front Cover sketches the generation of platform molecules furfural and 5-hydroxymethylfurfural from agricultural waste, their subsequent valorization by transformation into value-added chemicals, as imagined artist Monica Rizzi. More information can be found in Review G. Poli, J. Oble et al.

Journal: :journal of agricultural science and technology 2013
m. normohamadpor omran m. kh. pirouzifard p. aryaey m. hasan nejad

sour cherry and orange juice were successfully cryoconcentrated. novel clarification (electro-flotation and ultra-filtration) improved cryconcentration efficiency. ef-uf clarified sour cherry and orange juices were cryoconcentrated in three stages up to 34.52±0.14, 44.42±0.19, 52.44±0.13 and 28.43±0.16, 40.51±0.15, and 45.42±0.19° brix at -10˚c respectively. duncan's multiple range test was use...

Journal: :Science 2006
Yuriy Román-Leshkov Juben N Chheda James A Dumesic

Furan derivatives obtained from renewable biomass resources have the potential to serve as substitutes for the petroleum-based building blocks that are currently used in the production of plastics and fine chemicals. We developed a process for the selective dehydration of fructose to 5-hydroxymethylfurfural (HMF) that operates at high fructose concentrations (10 to 50 weight %), achieves high y...

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