Results 81 to 90 of about 987 (206)

Розробка методів газохроматографічних визначень вмісту розчинених компонентів у енергетичних маслах

, 2014
The paper presents the results of the development of methods for the gas chromatographic determination of the content of dissolved components: gases (H2, CH4, C2H6, C2H4, C2H2, CO, CO2, C3H8, C3H6, H2S); ionol; furan compounds (furfural; acetylfuran; 5 ...
Савич, Святослав Лаврентьевич, Кишневский, Виктор Афанасьевич, Зайцев, Сергей Владимирович   +2 more
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Isolation and Structural Elucidation of Aroma Constituents Bound as Glycosides from Sage (Salvia officinalis)

, 1998
Four glycosidic bound flavor precursors, (1S,2R,4R)-l,8-epoxy-p-menthan-2-yl-O-β-D-glucopyranoside, (6R,9R)-3-oxo-α-ionol β-D-glucopyranoside, (6R,9S)-3-oxo-α-ionol β-D-glucopyranoside, and eugenylglucoside, were isolated from the ethanol extract of ...
Wei, GJ, Ho, CT, Shao, Y, Wang, M, Huang, TC   +4 more
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Development and mechanism study of functional fermentation media for reducing alkaloid content in cigar tobacco leaves

Chemical and Biological Technologies in Agriculture
Background Elevated alkaloid levels in tobacco leaves can cause significant irritation and a pronounced bitterness. Fermentation is a well-recognized strategy to reduce alkaloid content.
Wanrong Hu, Li Liu, Jiabao Zhang, Quanwei Zhou, Zhongrong Jiang, Yun Jia, Qianying Zhang, Dongliang Li   +7 more
doaj   +1 more source

Iridoid Glucosides from Veronica Hederifolia

, 2002
A new iridoid glucoside, urphoside A, and six known iridoid glucosides, pikuroside, aucubin, veronicoside, catalposide, amphicoside, and verminoside, were isolated from Veronica hederifolia together with a known megastigmane glucoside, 3-hydroxy-5,6 ...
Ogihara, Y, Nagatsu, A, Harput, US, Saracoglu, I   +3 more
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ESTIMATION OF INFLUENCE SIMVASTATIN ON PARAMETERS LIPIDPEROXIDATION THE FUNCTIONAL CONDITION OF THE LIVER AND THE OPPORTUNITY OF CORRECTION OF THE RECEIVED CHANGES BY ASSIGNMENT OF ANTIOXIDIZER

, 2006
In work results of research of influence simvastatin on processes lipidperoxidations in a liver of rats, interrelation of changes of these processes with increase of activity hepatic aminotransferase are submitted at assignment of an investigated ...
O. S. Rodnenkova
core   +1 more source

Kinetic Potentiometry as a Method for Studying the Interactions of Antioxidants with Peroxyl Radicals. [PDF]

Antioxidants (Basel), 2023
Gerasimova E, Salimgareeva E, Magasumova D, Ivanova A.   +3 more
europepmc   +1 more source

Allylsilanes Derived From Alpha-ionone and Beta-ionone - Synthesis and Unusual Reactivity With Electrophiles

, 1989
Silylcupration of α- and β-ionol acetates selectively gave the corresponding allylsilanes with direct substitution of the acetate with a trimethylsilyl group. Reactions of these products with electrophiles showed the unusual absence of the allylic shift,
Faggi, C., Taddei, Maurizio, Azzari, E., Gelsomini, N.   +3 more
core   +1 more source

THERMIC AND pH-INACTIVATION OF TISSUE TROMBOPLASTIN

, 1996
It has been determined that the tissue tromboplastin is thermolabile, its thermic inactivation in air is formed of the non-reversible denaturation of the apoprotein and peroxide oxidation of its lipids.
Svintenok, Galina Yurievna
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Synthesis and Antioxidant Activity of Sterically Hindered Phenol Derivatives of Carboxy- and Sulfobetaines

, 2020
© 2018, Pleiades Publishing, Ltd. New multifunctional antioxidants based on carboxy- and sulfobetaines with sterically hindered phenol fragments were synthesized. The antioxidant capacity of the compounds determined in the reactions of their oxidation by

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Synthesis and Antioxidant Activity of Sterically Hindered Phenol Derivatives of Carboxy- and Sulfobetaines [PDF]

, 2018
© 2018, Pleiades Publishing, Ltd. New multifunctional antioxidants based on carboxy- and sulfobetaines with sterically hindered phenol fragments were synthesized. The antioxidant capacity of the compounds determined in the reactions of their oxidation by

core