نتایج جستجو برای: chiral omega

تعداد نتایج: 64449  

Journal: :bulletin of the iranian mathematical society 0
j. yang department of mathematics‎, ‎shanghai maritime university‎, ‎shanghai 200135‎, ‎china. q. fan department of mathematics‎, ‎shanghai maritime university‎, ‎shanghai 200135‎, ‎china.

‎let $omega$ be a class of unital‎ ‎$c^*$-algebras‎. ‎we introduce the notion of a local tracial $omega$-algebra‎. ‎let $a$ be an $alpha$-simple unital local tracial $omega$-algebra‎. ‎suppose that $alpha:gto $aut($a$) is an action of a finite group $g$ on $a$‎ ‎which has a certain non-simple tracial rokhlin property‎. ‎then the crossed product algebra‎ ‎$c^*(g,a,alpha)$ is a unital local traci...

2012
Bill Lands Etienne Lamoreaux

UNLABELLED BACKGROUND The vitamin-like omega-3 and omega-6 essential fatty acids are converted in the body to a large family of hormones which act at selective receptors that occur on nearly every cell and tissue. A relative omega-3 deficit allows overabundant actions of omega-6 hormones to develop into health disorders. People need simple, explicit information on the balance of essential fa...

Journal: :The American journal of clinical nutrition 2011
Diana P Brostow Andrew O Odegaard Woon-Puay Koh Sue Duval Myron D Gross Jian-Min Yuan Mark A Pereira

BACKGROUND The role of omega-3 (n-3) fatty acids (FAs) in the development of type 2 diabetes is uncertain, especially with regard to any differential influence of α-linolenic acid (ALA), eicosapentaenoic acid (EPA), and docosahexaenoic acid (DHA). OBJECTIVE The objective was to examine the association between total omega-3 FAs, marine omega-3 (EPA, DHA), nonmarine omega-3 (ALA), and omega-6 (...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2015
shaoxiang wu qi wang yao-feng wang pran gopal karmaker fu-xue chen

trifluoromethylated organic compounds, especially chiral quaternary alcohols bearing trifluoromethyl group are of important intermediates in drugs, agrochemicals and etc.an efficient epoxidation of β-cf3-β,β-disubstituted unsaturated ketones (6) has been developed with environmental benign hydrogen peroxide as the oxidant and f5-substituted chiral quaternary ammonium salt (1g or 5) derived from...

‎Let $Omega$ be a class of unital‎ ‎$C^*$-algebras‎. ‎We introduce the notion of a local tracial $Omega$-algebra‎. ‎Let $A$ be an $alpha$-simple unital local tracial $Omega$-algebra‎. ‎Suppose that $alpha:Gto $Aut($A$) is an action of a finite group $G$ on $A$‎ ‎which has a certain non-simple tracial Rokhlin property‎. ‎Then the crossed product algebra‎ ‎$C^*(G,A,alpha)$ is a unital local traci...

Journal: :journal of agricultural science and technology 2011
s. rahimi s. kamran azad m. a. karimi torshizi

a 42-d study was conducted to evaluate the influence of full-fat flaxseed (fs) and canola seed (cs) on broiler performance, fatty acid (fa) profile of meat, and the oxidative stability of meat during frozen storage. a total of 324 one-day old broiler chicks were randomly attributed to 6 experimental groups and fed iso-energetic and isonitrogenous diets as follows, c: control (soybean-corn); cs1...

Journal: :Investigative ophthalmology & visual science 2007
Christine T O Nguyen Bang V Bui Andrew J Sinclair Algis J Vingrys

PURPOSE To determine whether there is an association between dietary omega-3 (omega-3) fatty acid intake, age, and intraocular pressure (IOP) caused by altered aqueous outflow. METHODS Sprague-Dawley rats were fed either omega-3-sufficient (omega-3(+)) or omega-3-deficient (omega-3(-)) diets from conception. The diets had 7% lipid content. The omega-3(+) diet contained safflower, flaxseed, an...

Ali Reza Badiei Ghodsi Mohammadi Ziarani R. Chenevert

(-)-Gephyrotoxin-223 was formally synthesized from chiral synthon 1 which has been chemoenzymatically synthesized  in the presence  of Candida Antartica lipase.        

Journal: :physical chemistry research 2014
hassan sabzyan fariba taghavi

in the first part of this work, correlation between optical activity and elements of magnetic susceptibility tensor (mst) for five classes of model small molecules containing a single chiral center has been studied using quantum computational techniques at dft-b3lyp level of theory with 6-311g basis set. several molecular properties are used to reduce the mst elements prior to the examination o...

Journal: :international journal of bio-inorganic hybrid nanomaterials 0

one-pot, four-component procedure for the synthesis of a small library of new chiral spiro- oxindolopyrrolidines with high regio-, diastereo- (>99:1 dr), and enantioselectivity (up to 80% ee) is described. in this process, the regio- and stereochemical 1,3-dipolar cycloaddition of azomethine ylides, which were generated insitu by the reaction of isatin derivatives and sarcosin,with optically ac...

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