• Benzene is a colorless and highly flammable liquid with a sweet smell, and is partially responsible for the aroma of gasoline. (wikipedia.org)
  • Alpha-methyl styrene or 2-phenylpropene is a colorless or slightly yellow hydrocarbon aromatic, flammable aromatic organic liquid having an unpleasant odor. (equilex.com)
  • Furan is a clear, colorless, flammable liquid cyclic ether with an ethereal odor. (atamanchemicals.com)
  • The benzene molecule is composed of six carbon atoms joined in a planar hexagonal ring with one hydrogen atom attached to each. (wikipedia.org)
  • Because it contains only carbon and hydrogen atoms, benzene is classed as a hydrocarbon. (wikipedia.org)
  • Due to the cyclic continuous pi bonds between the carbon atoms, benzene is classed as an aromatic hydrocarbon. (wikipedia.org)
  • In 1865, the German chemist Friedrich August Kekulé published a paper in French (for he was then teaching in Francophone Belgium) suggesting that the structure contained a ring of six carbon atoms with alternating single and double bonds. (wikipedia.org)
  • This was seven years after he had solved the problem of how carbon atoms could bond to up to four other atoms at the same time. (wikipedia.org)
  • Alkanes are chemical compounds that consist only of hydrogen and carbon atoms and are bonded exclusively by single bonds without any cycles. (absoluteastronomy.com)
  • Cyclopropane is a cycloalkane molecule with the molecular formula C3H6, consisting of three carbon atoms linked to each other to form a ring, with each carbon atom bearing two hydrogen atoms. (absoluteastronomy.com)
  • Cyclopentane is a highly flammable alicyclic hydrocarbon with chemical formula 510 and CAS number 287-92-3, consisting of a ring of five carbon atoms each bonded with two hydrogen atoms above and below the plane. (absoluteastronomy.com)
  • Unsaturated hydrocarbons , which have one or more double or triple bonds between carbon atoms. (wikipedia.org)
  • Some of these chemicals are extremely small containing fewer than five carbon atoms per molecule, while others are quite large containing many tens of carbon atoms per molecule. (nagwa.com)
  • Lubricating oil consists of hydrocarbons with roughly 20 to 50 carbon atoms with boiling points between 300 and 370 degrees Celsius. (nagwa.com)
  • Diesel consists of hydrocarbons with roughly 9 to 25 carbon atoms with boiling points between 250 and 350 degrees Celsius. (nagwa.com)
  • Kerosene consists of hydrocarbons with roughly 10 to 16 carbon atoms with boiling points between 175 and 325 degrees Celsius. (nagwa.com)
  • Gasoline consists of hydrocarbons with roughly 4 to 12 carbon atoms with boiling points between 40 and 205 degrees Celsius. (nagwa.com)
  • Petroleum gas consists of hydrocarbons with roughly 1 to 4 carbon atoms with boiling points around or below 40 degrees Celsius. (nagwa.com)
  • Furan is a heterocyclic organic compound, consisting of a five-membered aromatic ring with four carbon atoms and one oxygen. (atamanchemicals.com)
  • Furan, any of a class of organic compounds of the heterocyclic aromatic series characterized by a ring structure composed of one oxygen atom and four carbon atoms. (atamanchemicals.com)
  • A cyclic acetal that is pentane in which the carbon atoms at positions 1 and 3 are replaced by oxygen atoms respectively. (chemspider.com)
  • Toxicometric indices, RTFH CO/CO2 , W LC50SM and the concentration of polycyclic aromatic hydrocarbons (PAH) have been determined. (akjournals.com)
  • NIOSH's response focused primarily on industrial hygiene assessment of potential occupational exposures [benzene and other volatile organic compounds, oil mist, polynuclear aromatic hydrocarbons (PNA's), diesel fumes, and noise] during typical tasks performed by the majority of the 11,000 workers involved in the 1989 cleanup activities. (cdc.gov)
  • Aromatic hydrocarbons , also known as arenes , which are hydrocarbons that have at least one aromatic ring . (wikipedia.org)
  • 10% of total nonmethane organic carbon emission are aromatic hydrocarbons from the exhaust of gasoline-powered vehicles. (wikipedia.org)
  • The term 'aliphatic' refers to non-aromatic hydrocarbons. (wikipedia.org)
  • An organic compound is any member of a large class of gaseous, liquid, or solid chemical compounds whose molecules contain carbon. (absoluteastronomy.com)
  • For historical reasons discussed below, a few types of carbon-containing compounds such as carbides, carbonates, simple oxides of carbon, and cyanides, as well as the. (absoluteastronomy.com)
  • The increase in hydrocarbon chain length and in cyclic molecules and alkyl compounds as the temperatures increased led to the increase in density, viscosity, flash point, and octane number within the range of standard commercial oil fuels. (sdewes.org)
  • Heteroaromatic compounds are compounds containing an aromatic ring where a carbon atom is linked to an hetero atom. (atamanchemicals.com)
  • When considering this effect, both indirect effects due to energy consumption and carbon dioxide emissions as a result of the power generation process and direct effects due to the leakage of refrigerant must be taken into account. (mechanicaljungle.com)
  • Most anthropogenic (human-generated) emissions of greenhouse gases are either carbon dioxide released by the burning of fossil fuels , or methane released from the handling of natural gas or from agriculture. (wikipedia.org)
  • temperature exposure [Term] id: XCO:0000012 name: air carbon dioxide content def: "A condition in which the level of carbon dioxide in the air surrounding the organism or breathed by the organism is controlled as part of the experiment. (mcw.edu)
  • They contain a hydrophilic group, that contain an acid, peptide cations, or anions, mono-, di- or polysaccharides and a hydrophobic group of unsaturated or saturated hydrocarbon chains or fatty acids. (essaycompany.com)
  • oil An oil is any nonpolar chemical substance that is composed primarily of hydrocarbons and is hydrophobic (does not mix with water) & lipophilic (mixes with other oils). (theinfolist.com)
  • The hydrocarbon derived from benzoic acid thus acquired the name benzin, benzol, or benzene. (wikipedia.org)
  • The empirical formula for benzene was long known, but its highly polyunsaturated structure, with just one hydrogen atom for each carbon atom, was challenging to determine. (wikipedia.org)
  • In the fossil fuel industries, hydrocarbon refers to naturally occurring petroleum , natural gas and coal , or their hydrocarbon derivatives and purified forms. (wikipedia.org)
  • Crude oil is processed in several stages to form desired hydrocarbons, used as fuel and in other products. (wikipedia.org)
  • Crude oil is unrefined, naturally occurring liquid rich in valuable hydrocarbons. (nagwa.com)
  • Since crude oil fractions mostly consist of hydrocarbons, we can take a good guess at some of their properties. (nagwa.com)
  • Hydrocarbons with the same molecular formula but different structural formulae are called structural isomers . (wikipedia.org)
  • The welded plate heat exchanger comes with a patented plate design that provides high weld quality and enhanced resistance against cyclic pressure and temperature process conditions while also minimising unnecessary non-value adding pressure loss. (hydrocarbonengineering.com)
  • Silicon oils are composed of linear duplicate chains of silicon and oxygen, and each silicon atom has two carbon substitutes, most of which are methyl groups. (shanghaichemex.com)
  • Furan is a volatile (boiling point = 31.4°C) cyclic ether found in cigarette smoke. (atamanchemicals.com)
  • This vision, he said, came to him after years of studying the nature of carbon-carbon bonds. (wikipedia.org)
  • Despite a download Materials and Product Technologies: Selected, Peer Reviewed Papers from 2008 International Conference on Advances in Product Development and of emphasizing nature Impacts, simultaneous aspects do with paper Terms ever in the son of an carbon case toxicity and a food extracton safety under own superior pp.. organization patents with common son resources are done in 3151chapter terms. (xn--drpverein-rahe-vpb.de)
  • steel Steel is an alloy made up of iron with added carbon to improve its strength and fracture resistance compared to other forms of iron. (theinfolist.com)
  • : 623 The most general form of saturated hydrocarbons, (whether linear or branched species, and whether with without one or more rings) is C n H 2 n +2(1- r ) , where r is the number of rings. (wikipedia.org)
  • Saturated hydrocarbons are the basis of petroleum fuels and may be either linear or branched species. (wikipedia.org)
  • Silicones used in personal care products are generally of various types and are available in cyclic, and linear. (shanghaichemex.com)
  • Microorganisms such as acetogens, carboxytrophs and methanogens are able to utilize the CO2 + H2, and/or CO available in such syngas as their sole source of carbon and energy for growth as well as the production of biofuels and other valuable products. (banksolar.ru)
  • In most cases polymers are flammable products. (akjournals.com)
  • Carbon is the chemical element with symbol C and atomic number 6. (absoluteastronomy.com)
  • Gas Chromatography-Mass Spectrometry analysis showed the change in hydrocarbon chain and chemical molecular structures, thus influencing its physical properties. (sdewes.org)
  • Generally speaking, the flammability of polymers depends on the content of carbon and hydrogen in their macromolecule, which ranges from over 85% of C and 14% of H to 0% of hydrogen, e.g., in inflammable nitrozofluoric polymers. (akjournals.com)
  • : 620 Hydrocarbons are examples of group 14 hydrides . (wikipedia.org)
  • Biosurfactants are classified in to two major group one is low molecular weight surface active agent call biosurfactant and high molecular weight substance called bio-emulsifier that is especially used as enhancement of emulsification of hydrocarbon. (essaycompany.com)
  • : 627 Chiral saturated hydrocarbons constitute the side chains of biomolecules such as chlorophyll and tocopherol . (wikipedia.org)
  • Those with one double bond have the formula C n H 2 n (assuming non-cyclic structures). (wikipedia.org)
  • Enzymes that catalyze the cleavage of a carbon-carbon bond by means other than hydrolysis or oxidation. (lookformedical.com)
  • The surge vessels, made of carbon steel, have a total capacity of 14 m3 and were installed. (aager.de)