Sentences with phrase «in alkene»
Chemists have long wanted to find better ways to achieve anti-Markovnikov selectivity in alkene oxidations — for example, to convert the aldehyde products to linear alcohols, which are commonly used in flavorings, perfumes, lubricants, and cosmetics.
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The researchers showed that quantum mechanical tunneling greatly enhances the production rate of hydroxyl radicals in alkene ozonolysis reactions, which sever multiple bonds under atmospheric conditions.
Not exact matches
Related research (Pereira HJ, et al., 2012) used two different lines of evidence to explain the increase in the ratio of anteiso — to iso - branched alkenes that was observed during the transition from early to late stationary phase in M. luteus: structural studies of a key enzyme involved in fatty acid biosynthesis in M. luteus (FabH, or ß - ketoacyl - ACP synthase III) and transcriptional (whole - genome microarray) studies of M. luteus during different growth phases.
Wiktelius D, Luthman K. Taking control of P1, P1» and double bond stereochemistry in the synthesis of Phe - Phe (E)- alkene amide isostere dipeptidomimetics.
The replacement of the Arg3 - Nal4 peptide bond with an (E)- alkene isostere in compound 7 produced a negative effect on CXCR4 inhibitory activity, probably due to the lack of H - bonding of amide moiety and a different interaction of pseudo -1,3-allylic strain between the Arg3 carbonyl group and the Nal4 side chain.
The main areas covered in this work booklet are: Alkanes Alkenes Fractional distillation Cracking Polymerisation Burning Alcohols Organic acids Oil Within the booklet are a range of different activities for students to work through to help them remember the content.
Topics include: States of matter Diffusion Atomic Structure Separation Techniques Covalent Bonding Ionic Bonding Metallic Bonding Oxygen and Oxides Acids, Alkalis and Salts Rates of Reaction Equilibrium Energetics Organic Chemistry - alkanes, alkenes, alcohols, isomers, fractional distillation, cracking, polymerisation Chemistry in industry - Haber Process, Contact process, Extraction of Metals
More recently, Smik et al. 41 introduced the HBI - III alkene as a phytoplankton biomarker replacing the sterols in the PIP25 calculation.
A team of researchers in France has discovered an algal photoenzyme that catalyzes the decarboxylation of free fatty acids to n - alkanes or - alkenes in response to blue light.