• Studies have identified particulate associated PAHs as the most abundant [ 7 - 10 ], which is expected based on their hydrophobic nature and low vapor pressure, especially for PAHs with more than three aromatic rings. (hindawi.com)
  • The levels of scented vapor from the aromatic torches undulated midway between the ceiling and the floor and belted the frescoes upon the paneled walls. (biblehub.com)
  • I didn't know they were called aromatic aldehydes, but I frequently use extracts in my aromatic diffuser to make the house smell nice. (wisegeek.com)
  • With more than 500 different botanical extracts and more than 20 years of experience, Carrubba is at the forefront in the development of natural fragrances and aromatic extracts. (happi.com)
  • In aromatic substitution one substituent on the arene ring, usually hydrogen, is replaced by another substituent. (wikipedia.org)
  • However, animals have lost these costly metabolic pathways for aromatic amino acids synthesis and must instead obtain the amino acids through their diet. (frontiersin.org)
  • The smallest examples of aromatic aldehydes such as benzaldehyde are soluble in water, though most of them also tend to be very flammable. (wisegeek.com)
  • Herbicides and antibiotics take advantage of this by inhibiting enzymes involved in aromatic amino acid synthesis, thereby making them toxic to micro-organisms and plants but not to animals. (frontiersin.org)
  • DOPA decarboxylase inhibitor , DDCI and AAADI ) is a medication which inhibits the synthesis of dopamine by the enzyme aromatic L-amino acid decarboxylase (AADC, AAAD, or DOPA decarboxylase). (rug.nl)
  • Aromatic esters are related compounds with hydroxyl alcohol groups, which are also used as lighter weight fragrances in consumer products. (wisegeek.com)
  • Aromatic sulfonic acids are intermediates in the preparation of dyes and many pharmaceuticals. (wikipedia.org)
  • Aromatic Hyroxyketones: Preparation and Physical Properties is a revised, new edition 4-volume handbook set which provides detailed information on physical properties and syntheses on a wide range of hydroxyketones. (springer.com)
  • In animals and humans, aromatic amino acids serve as precursors for the synthesis of many biologically/neurologically active compounds that are essential for maintaining normal biological functions. (frontiersin.org)
  • The aromatic solvents available from Shell chemicals companies include pure aromatics like toluene and xylene (isomer mix) as well as a range of heavier C9 and C10 aromatic solvents sold under the ShellSol* name. (shell.com)
  • Aromatic amino acids, like other proteinogenic amino acids, are the building blocks of proteins and include phenylalanine, tryptophan, and tyrosine. (frontiersin.org)
  • Now we can say that this material has a strong aromatic character, which helps us understand more about the complex mixture of molecules that makes up Titan's haze," said Melissa Trainer , a planetary scientist at NASA's Goddard Space Flight Centre. (forbes.com)
  • According to the company, its aromatic extract volatiles, physically extracted from a single genus and species plant, provide natural "fragrance-free" aromas with botanical and aromatherapy benefits. (happi.com)
  • The standard describes a procedure to detect EU banned aromatic amines derived from azo colorants in textile fibres, including natural, man-made, regenerated, and blended fibres. (wikipedia.org)
  • Esters, ketones, and aromatic aldehydes also have chemical components that make them important in human biological functions. (wisegeek.com)
  • All plants and micro-organisms synthesize their own aromatic amino acids to make proteins. (frontiersin.org)
  • As aromatic plants bestow No spicy fragrance while they grow, But crushed, or trodden to the ground, Diffuse their balmy sweets around. (biblehub.com)
  • Seraphia had prepared some excellent aromatic wine, which she piously intended to present to our Lord to refresh him on his dolorous way to Calvary. (biblehub.com)
  • Since August 2012, the new standard EN 14362-1:2012 Textiles - Methods for determination of certain aromatic amines derived from azo colorants - Part 1: Detection of the use of certain azo colorants accessible with and without extracting the fibres is effective. (wikipedia.org)