Aromatic hydrocarbons definition

Aromatic hydrocarbons or "aromatics” means organic compounds that are characterized by one or more benzene rings, with or without aliphatic hydrocarbon substitutions of hydrogen atoms on the rings, and that do not contain halogens (such as chlorine). See also "aliphatic hydrocarbons."
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Aromatic hydrocarbons means hydrocarbons containing a benzene ring or a fused-ring structure.
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Examples of Aromatic hydrocarbons in a sentence

  • Aromatic hydrocarbons are substances used in printing, fiberglass-reinforced products, glues and veneers.

  • Aromatic hydrocarbons Preparation (Case benzene): from phenol, by decarboxylation, from acetylene, from benzene sulphonic acid.

  • Aromatic hydrocarbons (such as benzene or toluene) when spiked into biologically active soil (aerated garden soil or fertilized soil) and stored at 4°C demonstrate losses of 20-30% within 48 hours.

  • Aromatic hydrocarbons, such as xylene, irritate the skin and mucous membranes and are narcotic if inhaled in high concentrations.Acute toxicity - dermalATE dermal (mg/kg) 8,800.0Acute toxicity - inhalationNotes (inhalation LC₅₀) Acute Tox.

  • To establish applications of this concept structure, methods of preparation and reactions for the following classes of compounds: Aromatic hydrocarbons, alkyl and aryl halides, alcohols, phenols and ethers, aldehydes and ketones are described.

  • Aromatic hydrocarbons, on the other hand, do not dissolve easily in concentrated sulphuric acid but dissolve readily in fuming sulphuric acid.

  • Aromatic hydrocarbons and risk of skin cancer by anatomical site in 25 000 male offshore petroleum workers.

  • Aromatic hydrocarbons are good protective agents for a large number of chemicals because they have many low-lying excited states, have low ionization potentials, and are themselves radiation resistant.

  • Aromatic hydrocarbons appear to be more toxic than aliphatic compounds.

  • Aromatic hydrocarbons compose 20-50% of the non-methane hydrocarbons in urban air and are considered to be one of the major precursors to urban secondary organic aerosols (SOA).

Related to Aromatic hydrocarbons

  • Hydrocarbons means oil, gas, casinghead gas, drip gasoline, natural gasoline, condensate, distillate, liquid hydrocarbons, gaseous hydrocarbons and all products refined or separated therefrom.

  • Natural Gas Liquids means those hydrocarbon components that can be recovered from natural gas as a liquid including, but not limited to, ethane, propane, butanes, pentanes plus, and condensates;