22dimethylpropyl
The term 2,2-dimethylpropyl can refer to a few related chemical entities within organic chemistry. Most commonly, it is used as a nomenclature fragment to describe a branched alkyl group. This group consists of a propyl chain where the second carbon atom is substituted with two methyl groups. Therefore, it has a total of five carbon atoms.
In terms of molecular structure, the 2,2-dimethylpropyl group can be visualized as a central carbon atom bonded
This group is also known by its common name, neopentyl. The neopentyl group is a primary alkyl