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optically active form

См. также в других словарях:

  • organosulfur compound — ▪ chemical compound Introduction also spelled  organosulphur compound , also called  organic sulfur compound   a subclass of organic substances that contain sulfur and that are known for their varied occurrence and unusual properties. They are… …   Universalium

  • racemate — /ray see mayt, reuh /, n. Chem. 1. a salt or ester of racemic acid. 2. a racemic compound. [1825 35; RACEM(IC ACID) + ATE2] * * * Mixture of equal quantities of two enantiomers, substances whose molecular structures are mirror images of one… …   Universalium

  • Hermann Emil Fischer — Infobox Scientist name = Emil Fischer image size = 180px caption = Hermann Emil Fischer birth date = birth date|1852|10|9|df=y birth place = Euskirchen, Germany nationality = Germany death date = death date and age|df=yes|1919|7|15|1852|10|9… …   Wikipedia

  • Polythiophene — The monomer repeat unit of unsubstituted polythiophene …   Wikipedia

  • protein — proteinaceous /proh tee nay sheuhs, tee i nay /, proteinic, proteinous, adj. /proh teen, tee in/, n. 1. Biochem. any of numerous, highly varied organic molecules constituting a large portion of the mass of every life form and necessary in the… …   Universalium

  • Chirality (chemistry) — L form redirects here. For the bacterial strains, see L form bacteria. Two enantiomers of a generic amino acid …   Wikipedia

  • liquid crystal display — n. LCD * * * ▪ electronics Introduction       electronic display device that operates by applying a varying electric voltage to a layer of liquid crystal, thereby inducing changes in its optical properties. LCDs are commonly used for portable… …   Universalium

  • Hajos-Parrish-Eder-Sauer-Wiechert reaction — The Hajos Parrish Eder Sauer Wiechert reaction in organic chemistry is a proline catalysed asymmetric Aldol reaction. The reaction is named after its principal investigators from Hoffmann La Roche [Z. G. Hajos, D. R. Parrish, German Patent DE… …   Wikipedia

  • Chiral resolution — in stereochemistry is a process for the separation of racemic compounds into their enantiomers.[1] It is an important tool in the production of optically active drugs. Other terms with the same meaning are optical resolution and mechanical… …   Wikipedia

  • light — light1 lightful, adj. lightfully, adv. /luyt/, n., adj., lighter, lightest, v., lighted or lit, lighting. n. 1. something that makes things visible or affords illumination: All colors depend on light. 2. Physics …   Universalium

  • isomerism — /uy som euh riz euhm/, n. 1. Chem. the relation of two or more compounds, radicals, or ions that are composed of the same kinds and numbers of atoms but differ from each other in structural arrangement (structural isomerism), as CH3OCH3 and… …   Universalium

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