Search Results - "Wärnå, J."

Selective hydrodeoxygenation of biomass derived 5-hydroxymethylfurfural over silica supported iridium catalysts by Chimentão, R.J., Oliva, H., Belmar, J., Morales, K., Mäki-Arvela, P., Wärnå, J., Murzin, D.Yu, Fierro, J.L.G., Llorca, J., Ruiz, D.

“…[Display omitted] •Ir supported on SiO2 was investigated for 5-hydroxymethylfurfural (HMF) conversion.•Hydrogenation route from HMF to…”
Get full text

Highly selective Prins reaction over acid-modified halloysite nanotubes for synthesis of isopulegol-derived 2H-chromene compounds by Sidorenko, A.Yu, Kravtsova, A.V., Aho, A., Heinmaa, I., Wärnå, J., Pazniak, H., Volcho, K.P., Salakhutdinov, N.F., Murzin, D.Yu, Agabekov, V.E.

“…[Display omitted] •Modified halloysite nanotubes as a stereoselective catalyst for synthesis octahydro-2H-chromen-4-ol.•Unprecedented selectivity to target 4R…”
Get full text

Clay nanotubes catalyzed solvent-free synthesis of octahydro-2H-chromenols with pharmaceutical potential from (-)-isopulegol and ketones by Sidorenko, A.Yu, Kravtsova, A.V., Il'ina, I.V., Wärnå, J., Korchagina, D.V., Gatilov, Yu.V., Volcho, K.P., Salakhutdinov, N.F., Murzin, D.Yu, Agabekov, V.E.

“…[Display omitted] •Halloysite nanotubes as highly effective catalysts for isopulegol with ketones condensation.•Solvent-free synthesis of ketones-derived…”
Get full text

Catalytic synthesis of terpenoid-derived hexahydro-2H-chromenes with analgesic activity over halloysite nanotubes by Sidorenko, A.Yu, Kurban, Yu.M., Il'ina, I.V., Li-Zhulanov, N.S., Korchagina, D.V., Ardashov, O.V., Wärnå, J., Volcho, K.P., Salakhutdinov, N.F., Murzin, D.Yu, Agabekov, V.E.

“…[Display omitted] •First systematic study of catalytic terpenoid diol condensation with an aldehydes to bioactive hexahydro-2H-chromene-4,8-diols.•Halloysite…”
Get full text

Catalytic condensation of α-pinene with formaldehyde by Sidorenko, A.Yu, Kurban, Yu.M., Il'ina, I.V., Li-Zhulanov, N.S., Patrusheva, O.S., Goltsova, V.V., Bei, M.P., Aho, A., Wärnå, J., Heinmaa, I., Kouznetsova, T.F., Volcho, K.P., Salakhutdinov, N.F., Murzin, D.Yu, Agabekov, V.E.

“…[Display omitted] •Condensation of (–)-α-pinene with formaldehyde into 8-acetoxy-6-hydroxymethyllimonene.•Selectivity of 24 % with traditional Lewis and…”
Get full text

Arabinogalactan hydrolysis and hydrolytic hydrogenation using functionalized carbon materials by Murzin, D.Yu, Murzina, E.V., Tokarev, A., Shcherban, N.D., Wärnå, J., Salmi, T.

“…•Hydrolytic hydrogenation of hemicellulose arabinogalactan.•Mixture of carbon supports with different acidity and Ru/C.•Substantial homogeneous…”
Get full text

Continuous production of the renewable ρ-cymene from α-pinene by Golets, M., Ajaikumar, S., Mohln, M., Wärnå, J., Rakesh, S., Mikkola, J.-P.

“…In this paper, the development of a continuous process for the production of renewable p-cymene has been reported. [Display omitted] •One-pot process for…”
Get full text

Brønsted acid catalyzed Prins-Ritter reaction for selective synthesis of terpenoid-derived 4-amidotetrahydropyran compounds by Sidorenko, A.Yu, Kurban, Yu.M., Peixoto, A.F., Li-Zhulanov, N.S., Sánchez-Velandia, J.E., Aho, A., Wärnå, J., Gu, Y., Volcho, K.P., Salakhutdinov, N.F., Murzin, D.Yu, Agabekov, V.E.

“…A number of SO3H-functionalized solids (biochar, montmorillonites, carbon and halloysite nanotubes) has been studied as catalysts in the cascade Prins-Ritter…”
Get full text

Catalytic condensation of 3-carene with formaldehyde by Sidorenko, A.Yu, Kurban, Yu.M., Khalimonyuk, T.V., Il'ina, I.V., Li-Zhulanov, N.S., Patrusheva, O.S., Goltsova, V.V., Bei, M.P., Ihnatovich, Zh.V., Wärnå, J., Volcho, K.P., Salakhutdinov, N.F., Murzin, D.Yu, Agabekov, V.E.

Get full text

Reaction kinetics and modelling of the gold catalysed glycerol oxidation by Demirel, S., Lucas, M., Wärnå, J., Salmi, T., Murzin, D., Claus, P.

“…The kinetics of the glycerol oxidation using a carbon supported gold catalyst was studied experimentally in a batch reactor at oxygen pressures up to 10 bar…”
Get full text

Liquid phase acetoxylation of α-pinene over Amberlyst-70 ion-exchange resin by Golets, M., Ajaikumar, S., Blomberg, D., Grundberg, H., Wärnå, J., Salmi, T., Mikkola, J.-P.

“…[Display omitted] ► One-pot process is proposed for α-pinene acetoxylation. ► High temperature improved the conversion and also leaded to products…”
Get full text

A Kinetic Study of the Liquid Phase Acetoxylation of α-Pinene by Golets, M., Ajaikumar, S., Larsson, W., Blomberg, D., Grundberg, H., Wärnå, J., Salmi, T., Mikkola, J.-P.

“…The present study introduces kinetic modeling of liquid phase α-pinene acetoxylation with acetic acid over an ion-exchange resin catalyst. The reaction was…”
Get full text

Kinetics and modeling of 1-phenyl-1,2-propanedione hydrogenation by Toukoniitty, E., Ševčı́ková, B., Mäki-Arvela, P., Wärnå, J., Salmi, T., Murzin, D.Yu

“…Kinetics and modeling of 1-phenyl-1,2-propanedione hydrogenation over cinchonidine-modified Pt/Al 2O 3 catalyst is reported. Hydrogenation experiments carried…”
Get full text

Thermal Polymerisation and Autoxidation of Technical Grade Linoleic Acid by Tolvanen, P, Mäki-Arvela, P, Eränen, K, Wärnå, J, Holmbom, B, Salmi, T, Murzin, D. Yu

“…Oligomerisation of technical grade linoleic acid was studied over a broad temperature range. Effects of water and air were specifically addressed. The products…”
Get full text

Influence of intraparticle reaction–diffusion in a catalytic reactor by Wärnå, J, Rönnholm, M.R, Salmi, T, Keikko, K

“…A mathematical model was developed for a catalytic, batch-wise operating basket reactor used for liquid-phase systems. This kind of reactor is frequently used…”
Get full text

Dynamic modelling of catalytic three phase reactors by Wärnå, J., Salmi, T.

“…Dynamic models were developed for three phase slurry and trickle bed reactors operating in non-isothermal conditions. The model equations for the gas, liquid…”
Get full text

In quest for the optimal delignification of lignocellulosic biomass using hydrated, SO2 switched DBU MEASIL switchable ionic liquid by Anugwom, I., Rujana, L., Wärnå, J., Hedenström, M., Mikkola, J.-P.

“…•Optimal delignification process for wood with hydrated SO2 switchable ionic liquids.•Effects of stirring, or flow through of solvent on lignin removal from…”
Get full text

Production of diesel fuel from renewable feeds: Kinetics of ethyl stearate decarboxylation by Snåre, M., Kubičková, I., Mäki-Arvela, P., Eränen, K., Wärnå, J., Murzin, D.Yu

“…The kinetics of liquid phase ethyl stearate decarboxylation for production of diesel fuel hydrocarbons was studied over a Pd/C catalyst in a semi-batch…”
Get full text

Maltose hydrogenation over ruthenium nanoparticles impregnated in hypercrosslinked polystyrene by Sulman, E.M., Grigorev, M.E., Doluda, V.Yu, Wärnå, J., Matveeva, V.G., Salmi, T., Murzin, D.Yu

“…•Hydrogenation of maltose gives maltitol as the main and sorbitol as the side products.•Ru NPs on hypercrosslinked polystyrene is efficient catalyst.•Unusual…”
Get full text

Kinetics of oxidation of ferrous sulfate with molecular oxygen by Rönnholm, M.R., Wärnå, J., Salmi, T., Turunen, I., Luoma, M.

“…The oxidation kinetics of Fe 2+ ions to Fe 3+ in concentrated H 2SO 4–FeSO 4 solutions was studied with isothermal and isobaric experiments carried out in a…”
Get full text