It is used in the Kharasch addition of chlorocarbons to alkenes. Dichlorotris(triphenylphosphine)ruthenium(II) serves as a ... precatalyst for the hydrogenation of alkenes, nitro compounds, ketones, carboxylic acids, and imines. On the other hand, it ...
They thus contain two alkene units, with the standard prefix di of systematic nomenclature. As a subunit of more complex ... The most heavily practiced reaction of alkenes, dienes included, is polymerization. 1,3-Butadiene is a precursor to rubber used ... This effect becomes more pronounced as more alkenes are involved to create greater stability. For example, deprotonation at ...
Ozonolysis is the cleavage of an alkene to carbonyl compounds. Many hospitals around the world use large ozone generators to ... ISBN 978-0-12-073102-2. Solomons, T.W. Graham & Fryhle, Craig B. (2008). "Chapter 8 Alkenes and Alkynes - Part II: Addition ... Alkenes can be oxidatively cleaved by ozone, in a process called ozonolysis, giving alcohols, aldehydes, ketones, and ...
If the methylene were a triplet, one would not expect the product to depend upon the starting alkene geometry, but rather a ... A well-known reagent employed for alkene-to-cyclopropane reactions is Simmons-Smith reagent. This reagent is a system of copper ... Carbenes and carbenoid precursors can undergo dimerization reactions to form alkenes. While this is often an unwanted side ... In 1912 Hermann Staudinger also converted alkenes to cyclopropanes with diazomethane and CH2 as an intermediate. Doering in ...
Hydrogenation of castor oil saturates the alkenes, giving a waxy lubricant. Castor oil may be epoxidized by reacting the OH ...
... and CBr with alkenes". J. Am. Chem. Soc. 105 (8): 2489-2490. doi:10.1021/ja00346a072. Fischer, Ernst Otto; Kreis, Gerhard; ...
S.L. Buchwald and R.B. Nielsen (1988). "Group 4 Metal Complexes of Benzynes, Cycloalkynes, Acyclic Alkynes, and Alkenes". ... alkene, and alkyne complexes that are useful reagents. A well-known example is titanocene dicarbonyl: Cp2TiCl2 + Mg + 2 CO → ...
This kind of process affords mixtures (C3H6)n. Like other alkenes, propylene trimer is used as an alkylating agent. A number of ...
... and CBr with alkenes". J. Am. Chem. Soc. 105 (8): 2489-2490. doi:10.1021/ja00346a072. J. Peeters; J. Van Hoeymissen; S. ...
"Catalytic dimerization of alkenes by nickel complexes in organochloroaluminate molten salts". Chem. Comm. 23 (23): 1715-1716. ...
To do so, the best-known methods are hydrogenation of alkenes: RCH=CH2 + H2 → RCH2CH3 (R = alkyl) Alkanes or alkyl groups can ... Alkene Alkyne Cycloalkane Higher alkanes Aliphatic compound IUPAC, Compendium of Chemical Terminology, 2nd ed. (the "Gold Book ... These include alkenes, alkynes, haloalkanes, alcohols, aldehydes, ketones and carboxylic acids. Addition of molecular hydrogen ... This reaction proceeds through a free radical intermediate and has the possibility of alkene formation in case of tertiary ...
For alkenes, the reaction gives a ketone product, though the mechanistic process is not simply epoxidation followed by a BF3- ... Direct oxidation of alkenes to ketones using peroxytrifluoroacetic acid-boron fluoride". J. Org. Chem. 32 (9): 2669-2673. doi: ... The Prilezhaev reaction involves the conversion of an alkene to an epoxide using a peracid as the oxidant and was first ... It is the most reactive of the organic peroxy acids, allowing it to successfully oxidise relatively unreactive alkenes to ...
Thus, alkenes undergo a [2+2]-cycloaddition to give the sulfonamide. The SO2Cl group can be removed simply by hydrolysis, ...
These salts are reduced upon treatment with CO, hydrogen, and alkenes. Illustrative is the carbonylation of the trichloride: ...
Shea, Kenneth J. (1980). "Recent developments in the synthesis, structure and chemistry of bridgehead alkenes". Tetrahedron. 36 ... nonplanar alkene). The p orbitals of the bridgehead atom and adjacent atoms are orthogonal and thus are not aligned properly ... and an older review by Shea looked at bridgehead alkenes more generally. Metal tetranorbornyls, which are stabilized by Bredt's ...
Alkenes, especially dienes, are effective ligands that afford synthetically useful derivatives. Substitution of 18-electron ... In the oxo process, an alkene, hydrogen gas, and carbon monoxide react together with a catalyst (such as dicobalt octacarbonyl ... which is used as a catalyst for the carbonylation of alkenes. The cationic platinum carbonyl complex [Pt(CO)4]2+ can be ...
v t e (Alkenes, Functional groups, All stub articles, Alkene stubs). ...
"Multifaceted Palladium Catalysts Towards the Tandem Diboration-Arylation Reactions of Alkenes". Chemistry - A European Journal ...
By reaction of alkenes with hydrazoic acid in the Schmidt reaction. By reaction of a nitrile, hydrochloric acid, and an arene ...
η2-C,O ligands are described as analogues of alkene ligands, i.e. the Dewar-Chatt-Duncanson model. η2-C,O ketones and aldehydes ... Some η2-aldehyde complexes insert alkenes to give five-membered metallacycles. η1-Complexes of alpha-beta unsaturated carbonyls ...
Buchwald, S. L.; Nielsen, R. B. (1988). "Group 4 Metal Complexes of Benzynes, Cycloalkynes, Acyclic Alkynes, and Alkenes". Chem ... Sato, F.; Urabe, Hirokazu; Okamoto, Sentaro (2000). "Synthesis of Organotitanium Complexes from Alkenes and Alkynes and Their ...
Buchwald, S. L.; Nielsen, R. B. (1988). "Group 4 Metal Complexes of Benzynes, Cycloalkynes, Acyclic Alkynes, and Alkenes". ...
"Cyclopentadiene Dimerization Kinetics in the Presence of C5 Alkenes and Alkadienes". Industrial & Engineering Chemistry ...
The formation of carbon-carbon bonds by addition of free radicals to alkenes is called the Giese reaction. Giese developed ... Giese, Bernd (1983). "Formation of CC Bonds by Addition of Free Radicals to Alkenes". Angewandte Chemie International Edition ...
Alkenes from thermal cracking are readily available, but acetylene is not. Together with his contemporaries Otto Roelen, Karl ...
For unsaturated ligands such as alkenes, one electron is added for each carbon atom binding to the metal. The numbers of ... Unsaturated hydrocarbons such as alkenes and alkynes are considered Lewis bases. Similarly Lewis and Bronsted acids (protons) ...
... oxidizes internal alkenes to alpha-chloroketones or related derivatives. It will also attack benzylic methyl ...
Buchwald, S. L.; Nielsen, R. B. (1988). "Group 4 Metal Complexes of Benzynes, Cycloalkynes, Acyclic Alkynes, and Alkenes". ...
These salts are reduced upon treatment with CO, hydrogen, and alkenes. Illustrative is the carbonylation of the trichloride: ... is a versatile homogeneous catalyst for hydrogenation of alkenes. (η5-Cp)Ir(CO)2 oxidatively adds C-H bonds upon photolytic ... exploiting the lability of the alkene ligands or their susceptibility to removal by hydrogenation. Crabtree's catalyst ([Ir(P( ...
Many higher alcohols are produced by hydroformylation of alkenes followed by hydrogenation. When applied to a terminal alkene, ... The hydroboration-oxidation and oxymercuration-reduction of alkenes are more reliable in organic synthesis. Alkenes react with ... Alkenes engage in an acid catalysed hydration reaction using concentrated sulfuric acid as a catalyst that gives usually ... In the indirect method, the alkene is converted to the sulfate ester, which is subsequently hydrolyzed. The direct hydration ...