Results 21 to 30 of about 138,710 (287)

Exposure of metallic copper surface on Cu-Al2O3-carbon catalysts [PDF]

open access: yes, 1970
The bifunctional nature of Cu---Al2O3-on-carbon catalysts, used in the direct catalytic conversion of ethanol to ethyl acetate, prompted an examination of the dispersion of Cu on the composite catalyst. For this, the N2O-method of Osinga et al.
Menon, P.G., Prasad, J.
core   +4 more sources

Lecithin:cholesterol acyltransferase (LCAT) mass; its relationship to LCAT activity and cholesterol esterification rate.

open access: yesJournal of Lipid Research, 1981
The relationship between plasma lecithin:cholesterol acyltransferase mass and enzyme activity and between mass and plasma cholesterol esterification rate was determined in 25 adult volunteers without overt disease (14 normolipidemic and 11 hyperlipidemic)
J J Albers, C H Chen, J L Adolphson
doaj   +1 more source

Cloud condensation nucleus (CCN) behavior of organic aerosol particles generated by atomization of water and methanol solutions [PDF]

open access: yes, 2006
Cloud condensation nucleus (CCN) experiments were carried out for malonic acid, succinic acid, oxalacetic acid, DL-malic acid, glutaric acid, DL-glutamic acid monohydrate, and adipic acid, using both water and methanol as atomization solvents, at three ...
Flagan, R. C.   +6 more
core   +5 more sources

Lipase activity in alcoholysis and esterification reactions of crude latex from babaco fruit (Carica pentagona)

open access: yesOléagineux, Corps gras, Lipides, 2003
Lipase activity in alcoholysis and esterification reactions were studied for crude latex from the subtropical Babaco plant (Carica pentagona). The results reveal that crude Carica pentagona latex exhibits equivalent biocatalytic properties in synthesis ...
Dhuique-Mayer Claudie   +5 more
doaj   +1 more source

Effect of fibre treatments on interfacial shear strength of hemp fibre reinforced polylactide and unsaturated polyester composites [PDF]

open access: yes, 2011
Surface treatment of hemp fibres was investigated as a means of improving interfacial shear strength (IFSS) of hemp fibre reinforced polylactide (PLA) and unsaturated polyester (UPE) composites. Fibres were treated with sodium hydroxide, acetic anhydride,
Fernyhough, Alan   +2 more
core   +2 more sources

Kinetika Esterifikasi Asam Lemak Bebas dari Sludge Industri Crude Palm Oil (CPO) Menggunakan Katalis Komposit Montmorillonite/Karbon Tersulfonasi dari Tetes Tebu

open access: yesAlchemy, 2022
Kinetika esterifikasi asam lemak bebas dari sludge CPO telah dilakukan dengan pereaksi etanol dan menggunakan katalis komposit montmorillonite/karbon tersulfonasi dari tetes tebu. Esterifikasi dilakukan dengan memvariasikan temperatur (60, 70, dan 80 oC)
Qodria Utami Putri   +2 more
doaj   +1 more source

Biological Esterification of Steroids* [PDF]

open access: yesEndocrine Reviews, 1998
I. Introduction A. Obfuscating chemistry and the presumptive steroid acetates B. Sterol esters: substrates for the cholesterol side-chain cleavage enzyme II. Lipoidal Derivatives of Δ5-3β-Hydroxysteroids in the Adrenal and Ovary A. Endogenous steroid esters B. Biosynthetic esterification ofΔ 5-3β-hydroxy-steroids III.
openaire   +2 more sources

Factors affecting fatty acid oxidation in fat cells isolated from rat white adipose tissue

open access: yesJournal of Lipid Research, 1976
Fat cells isolated from rat epididymal adipose tissue were incubated with albumin-bound [14C]palmitate. Incorporation of 14C into 14CO2 and glycerides was measured.
R D Harper, E D Saggerson, Ph. D.
doaj   +1 more source

Application of Hansch’s Model to Capsaicinoids and Capsinoids: A Study Using the Quantitative Structure−Activity Relationship. A Novel Method for the Synthesis of Capsinoids [PDF]

open access: yes, 2010
We describe a synthetic approach for two families of compounds, the capsaicinoids and capsinoids, as part of a study of the quantitative relationship between structure and ...
Appendino G.   +32 more
core   +3 more sources

Structural Characterization, Stability and Hypoglycemic Activity in Vitro of Roselle Anthocyanins and Its Esterified Product

open access: yesShipin gongye ke-ji
To investigate the structure, stability properties and hypoglycemic activity in vitro of roselle anthocyanins and its esterification product, anthocyanins were modified by esterification with succinic anhydride.
Lixia WANG, Zhenzhen WU, Sannü ZHOU
doaj   +1 more source

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