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Bromocyclopentane is a derivative of cyclopentane, an alkyl halide with the chemical formula C 5 H 9 Br. It is a colorless to light yellow liquid at standard temperature and pressure . Uses
The vinylcyclopropane rearrangement or vinylcyclopropane-cyclopentene rearrangement is a ring expansion reaction, converting a vinyl-substituted cyclopropane ring into a cyclopentene ring. [1] [2] [3] Cyclopropyl groups adjacent to vinyl groups can undergo ring expansion reactions.
These reactions primarily form cyclopentenones, a cycloalkene that contains two functional groups: the cyclopentene and a ketone group. [12] However, other cycloalkenes, such as Cyclooctatetraene, can be formed as a result of this reaction. [11] Formation of a cyclohexane from a non-cyclic compound via a Cyclization Reaction
This conversion is an example of a Diels-Alder reaction. Such reaction proceed with retention of stereochemistry. The rates are sensitive to electron-withdrawing or electron-donating substituents. When irradiated by UV-light, alkenes dimerize to give cyclobutanes. [20]
Monobromopentanes are bromopentanes containing one bromine atom, with the formula C 5 H 11 Br.. There are three isomers of unbranched monobromopentane: 1-Bromopentane
Cyclopentene is a chemical compound with the formula (CH 2) 3 (CH) 2. It is a colorless liquid with a petrol -like odor . It has few applications, and thus is mainly used as a minor component of gasoline, present in concentrations of less than 1%.
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An example is the conversion of styrene to 4-phenyl-m-dioxane. [6] in gray: only in specific reactions and when the carbocation is very stable the reaction takes a shortcut to the oxetane 12. The photochemical Paternò–Büchi reaction between alkenes and aldehydes to oxetanes is more straightforward.