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*  Intramolecular Heck reaction
The Heck reaction is the palladium-catalyzed coupling of an aryl or alkenyl halide with an alkene to form a substituted alkene ... The intramolecular Heck reaction (IMHR) is the coupling of an aryl or alkenyl halide with an alkene in the same molecule. The ... In the example below, the arene and alkene must both be in energetically unfavorable axial positions in order to react. (7) ... 5-Exo cyclization, which establishes a five-membered ring with an exocyclic alkene, is the most facile cyclization mode in ...
*  Clark R. Landis
Adding extra functional groups to the alkenes does not interfere with specificity or degree of AHF. Complex alkenes with ... AHFs of alkenes, specifically enol esters and enamides, with Rh-BDP catalysts yield high concentration of stereo and regio- ... Hydroformylation (AHF) converts alkenes to aldehydes. AHF has a wide range of industrial applications, including synthesizing ... Wilkinson and Brown first discovered Rh-based catalysts in the 70s'. AHF of alkenes with Rh-based catalysts could yield high ...
*  Dendralene
The dendralenes with an odd number of alkene units are more reactive due to the presence of favorable s-cis diene conformations ... The name dendralene is pulled together from the words dendrimer, linear and alkene. The higher dendralenes are of scientific ...
*  Kuwajima Taxol total synthesis
The Lindlar catalyst then reduced the alkyne to the alkene in 1.4 and Swern oxidation converted the alcohol group to the enone ...
*  Organolithium reagent
The major alkene product is formed in over 90% yield. Lithium-halogen exchange is very useful in preparing new organolithium ...
*  Vitamin B12 total synthesis
Dimethylamine addition opened the thiolactone ring with an exocyclic alkene group in 60 by elimination of the sulfide anion ... a Wittig reaction with carbomethoxymethylenetriphenylphosphorane gave trans-alkene 17 and hydrolysis gave carboxylic acid 18. ...
*  Open-chain compound
Cycloalkanes are isomers of alkenes, not of alkanes, because the ring's closure involves a C=C bond. Having no rings (aromatic ... such as the alkanes and alkenes, have both linear and ring isomers, that is, both acyclic and cyclic, with the latter often ...
*  Nicolaou Taxol total synthesis
Alkene 5.3 underwent hydroboration in tetrahydrofuran. Oxidation with basic hydrogen peroxide and sodium bicarbonate gave ... Epoxidation with vanadyl(acetylacetate) converted alkene 4.3 to epoxide 4.4, which, upon reduction with lithium aluminium ...
*  Tetrakis(3,5-bis(trifluoromethyl)phenyl)borate
... the energy barrier to inserting an alkene immediately following an alkene insertion is ~12 kJ mol−1 higher than barrier to ... a carbon monoxide insertion follows a carbon monoxide insertion or an alkene insertion follows an alkene insertion - these are ... Polyketones are a family of thermoplastic polymers formed by the copolymerisation of carbon monoxide and one or more alkenes ( ... Drent, E.; Budzelaar, P. H. M. (1996). "Palladium-catalyzed alternating copolymerization of alkenes and carbon monoxide". Chem ...
*  Sulfur dichloride
It adds to alkenes to give chloride-substituted thioethers. Illustrative applications are its addition to 1,5-cyclooctadiene to ...
*  Pentene
... s are alkenes with chemical formula C 5H 10. Each contains one double bond within its molecular structure. There are a ... Alkene hydrocarbons with double bonds Alkane, hydrocarbons without double bonds Record in the GESTIS Substance Database of the ...
*  Cycloaddition
The two trans alkenes react head-to-tail, and the isolated isomers are called truxillic acids. Supramolecular effects can ... Efficiency of the reaction varies substantially depending on the alkenes used, but rational ligand design may permit expansion ... cycloadditions of unactivated alkenes". Science. 349 (6251): 960-963. Bibcode:2015Sci...349..960H. doi:10.1126/science.aac7440 ... cycloaddition and cyclopropanation of a carbene with an alkene a (2 + 1)-cycloaddition. A more recent, IUPAC-preferred notation ...
*  Hydrodefluorination
Other substrates that have been investigated are fluorinated alkenes. Another reaction type is oxidative addition of a metal ...
*  Monocerin
Dehydration proceeds to give the alkene. Enolization then occurs to reach the stability of the aromatic ring. The modified ...
*  Radical substitution
The Wohl-Ziegler reaction involves the allylic bromination of alkenes. The Hunsdiecker reaction converts silver salts of ...
*  Organochloride
Chlorine adds to the multiple bonds on alkenes and alkynes as well, giving di- or tetra-chloro compounds. Alkenes react with ... In the presence of a strong base, alkyl chlorides undergo dehydrohalogenation to give alkenes or alkynes. Alkyl chlorides react ...
*  Migratory insertion
... and Structure of Transition Metal Components and Cocatalysts in Catalyst Systems for Alkene Polymerization". Alkene ... The insertion of alkenes into both metal-carbon is important. The insertion of ethylene and propylene into titanium alkyls is ... The insertion of alkenes into metal-hydrogen bonds is a key step in hydrogenation and hydroformylation reactions. The reaction ... In terms of mechanism, the insertion of alkenes into M-H bond and into M-C bonds are described similarly. Both involve four- ...
*  Mass spectral interpretation
Alkenes often produce stronger molecular ion peaks than alkanes due to the lower ionization energy of a pi electron than a σ ... Similar to alkenes, alkynes often show strong molecular ion peak. Propargylic cleavage is a most significant fragmentation mode ... Cycloalkanes have relatively intense molecular ion peaks (two bonds have to break). Alkene fragmentation peaks are often most ...
*  Tiffeneau-Demjanov rearrangement
Moreover, alkenes and un-expanded cycloalcohols form as by-products. Yields diminish as the starting cycloalkane becomes larger ...
*  Epoxide
Other alkenes fail to react usefully, even propylene, though TS-1 supported Au catalysts can perform propylene epoxidation ... This approach involves the oxidation of the alkene with a peroxyacid such as m-CPBA. Illustrative is the epoxidation of styrene ... Depending on the mechanism of the reaction and the geometry of the alkene starting material, cis and/or trans epoxide ... They arise usually via oxygenation of alkenes by the action of cytochrome P450. (but see also the short-lived ...
*  Silver acetate
This reaction selectively converts an alkenes into a cis-diols. In the health field, silver acetate-containing products have ...
*  Alcohol
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 ...
*  Ring strain
Cyclic alkenes are subject to strain resulting from distortion of the sp2-hybridized carbon centers. Illustrative is C60 where ... Angle strain also is the basis of Bredt's rule which dictates that bridgehead carbon centers are not incorporated in alkenes ... These include cyclophanes, Platonic hydrocarbons, pyramidal alkenes, and cyclic alkynes. cyclopropane, C3H6 - the C-C-C bond ... because the resulting alkene would be subject to extreme angle strain. In cycloalkanes, each carbon is bonded nonpolar ...
*  Pummerer rearrangement
Common nucleophiles besides acetates are arenes, alkenes, amides, and phenols. The mechanism of the Pummerer rearrangement ...
*  Rhodium(II) acetate
It is used as a catalyst for cyclopropanation of alkenes. Rhodium(II) acetate is usually prepared by the heating of hydrated ...