alkenes

alkenes — n. hydrocarbon (Chemistry) …   English contemporary dictionary

Boiling points of alkenes and alkynes — ▪ Table Boiling points of alkenes and alkynes name formula boiling point (°C) ethylene CH2 d;CH2 −103.7 acetylene HC≡CH −84.0 propene CH2 d;CHCH3 −47.6 propyne HC≡CCH3 −23.2 1 butene CH2 d;CHCH2CH3 −6.1 cis 2 butene cis CH3CH d;CHCH3 b;3.7 …   Universalium

Alkene — This article is about the chemical compound. For the material, see Olefin fiber. Not to be confused with Alkane or Alkyne. A 3D model of ethylene, the simplest alkene. In organic chemistry, an alkene, olefin, or olefine is an unsaturated ch …   Wikipedia

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

Ziegler–Natta catalyst — A Ziegler–Natta catalyst is a catalyst used in the synthesis of polymers of 1 alkenes (α olefins). Three types of Ziegler–Natta catalysts are currently employed: Solid and supported catalysts based on titanium compounds. They are used in… …   Wikipedia

Migratory insertion — A migratory insertion is a type of reaction in organometallic chemistry wherein two ligands on a metal complex combine. It is a subset of reactions that very closely resembles the insertion reactions, and both are differentiated by the mechanism… …   Wikipedia

chemical compound — Introduction  any substance composed of identical molecules consisting of atoms (atom) of two or more chemical elements (chemical element).       All the matter in the universe is composed of the atoms of more than 100 different chemical elements …   Universalium

Desulfonylation reactions — are chemical reactions leading to the removal of a sulfonyl group from organic compounds. As the sulfonyl functional group is electron withdrawing, methods for cleaving the sulfur carbon bonds of sulfones are typically reductive in nature.… …   Wikipedia

Osmium tetroxide — Osmium tetroxide …   Wikipedia

Pyramidal alkene — Pyramidal alkenes are alkenes in which the two carbon atoms making up the double bond are not coplanar with their four substituents Ref|. This deformation from a trigonal planar geometry to a tetrahedral molecular geometry is the result of angle… …   Wikipedia

Alcohol — This article is about the generic chemistry term. For the kind of alcohol found in alcoholic beverages, see Ethanol. For beverages containing alcohol, see Alcoholic beverage. For other uses, see Alcohol (disambiguation) …   Wikipedia