aromatic polycyclic hydrocarbons

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• Aromatic hydrocarbon — Arene redirects here. For other uses, see Arene (disambiguation). An aromatic hydrocarbon or arene[1] (or sometimes aryl hydrocarbon)[2] is a hydrocarbon with alternating double and single bonds between carbon atoms. The term aromatic was… …   Wikipedia

• Polycyclic aromatic hydrocarbon — An illustration of typical polycyclic aromatic hydrocarbons. Clockwise from top left: benz(e)acephenanthrylene, pyrene and dibenz(ah)anthracene …   Wikipedia

• aromatic compound — Chem. an organic compound that contains one or more benzene or equivalent heterocyclic rings: many such compounds have an agreeable odor. [1865 70] * * * Any of a large class of organic compounds whose molecular structure includes one or more… …   Universalium

• polycyclic aromatic compound — abbr. PAC PAC includes multi ringed aromatic hydrocarbons in which one or more atoms of nitrogen, oxygen or sulfur (a heteroatom) replace one of the carbon atoms in a ring system. The PACs can be grouped according to the heteroatom they contain.… …   Petroleum refining glossary

• polycyclic aromatic hydrocarbons — chemicals found in fish products as environmental contaminants, usually at low concentrations, much higher where there is contamination from petroleum and petroleum products. Found in smoked fish at 10 times or more than unsmoked fish. Some PAHs… …   Dictionary of ichthyology

• Chlorinated polycyclic aromatic hydrocarbon — Chlorinated polycyclic aromatic hydrocarbons (ClPAHs) are a group of compounds comprising polycyclic aromatic hydrocarbons with two or more aromatic rings and one or more chlorine atoms attached to the ring system. ClPAHs can be divided into two… …   Wikipedia

• Simple aromatic ring — Simple aromatic rings, also known as simple arenes or simple aromatics, are aromatic organic compounds that consist only of a conjugated planar ring system with delocalized pi electron clouds. Many simple aromatic rings have trivial names. They… …   Wikipedia

• Chicken wire (chemistry) — Buckminster­fullerene Bucky Ball with a chicken wire like chemical structure Ch …   Wikipedia

• polyfluorene — noun Any of a class of electroluminescent aromatic polycyclic hydrocarbons consisting of many fluorene units attached end to end See Also: oligofluorene …   Wiktionary

• oligofluorene — noun Any of a class of aromatic polycyclic hydrocarbons consisting of several fluorene units attached end to end See Also: polyfluorene …   Wiktionary

• hydrocarbon — hydrocarbonaceous, adj. /huy dreuh kahr beuhn, huy dreuh kahr /, n. any of a class of compounds containing only hydrogen and carbon, as an alkane, methane, CH4, an alkene, ethylene, C2H4, an alkyne, acetylene, C2H2, or an aromatic compound,… …   Universalium