What Is A Vinylic Hydrogen

Vinylic carbon can have only two carbon as the maximum number.

What is a vinylic hydrogen.

These compounds are very reactive and readily polymerize to form. Vinyl indicates the ch ch 2 functional group which can be formed by removing hydrogen from ethylene molecule. Allyl form a stable carbocation because of the electron delocalization. Therefore it is also known as an ethenyl group.

In chemistry vinyl or ethenyl abbreviated as vi is the functional group with the formula c h ch 2 it is the ethylene iupac ethene molecule h 2 c ch 2 with one fewer hydrogen atom. Allyl group holds three carbon atoms and five hydrogen atoms. An allylic hydrogen is a hydrogen atom that is bonded to an allylic carbon in. The libretexts libraries are powered by mindtouch and are supported by the department of education open textbook pilot project the uc davis office of the provost the uc davis library the california state university affordable learning solutions program and merlot.

Number of hydrogen atoms. An industrially important example is vinyl chloride precursor to pvc a plastic. It forms at least one double bond. Number of carbon hydrogen atoms.

Vinylic carbon can have either two double bonds in its sides or one double bond. We also acknowledge previous national science foundation support under grant numbers 1246120 1525057 and 1413739. A hydrogen atom bonded to an sp 2 carbon of an alkene. The structure of a vinyl group is equivalent to the molecular group when one hydrogen atom is removed from an ethene molecule.

Allylic carbon only forms a single bond. Vinyl group vinylic hydrogen vinylic carbocation allylic position benzylic position propargylic position wikipedia entry return to glossary index. The removed hydrogen atom can be replaced by any group of molecules and it is denoted as r. Therefore the general molecular formula of vinyl compounds is r ch ch 2 where r is any other group of atoms.

Allylic carbon can have a maximum of 3 hydrogen atoms. We also acknowledge previous national science foundation support under grant numbers 1246120 1525057 and 1413739. The vinylic hydrogens are shown in red. The name is also used for any compound containing that group namely r ch ch 2 where r is any other group of atoms.

The libretexts libraries are powered by mindtouch and are supported by the department of education open textbook pilot project the uc davis office of the provost the uc davis library the california state university affordable learning solutions program and merlot. It contains two sp 2 hybridized carbon atoms and three hydrogen atoms. None of the other hydrogens are vinylic. Vinylic groups have sp 2 hybridized carbon atoms.

Vinylic c h bond is lower.