Phenols
Phenols are the compounds formed when a hydrogen atom in an aromatic ring, is replaced by a hydroxyl group (-OH group). For example:
Classification Of Phenols
On the basis of the number of hydroxyl groups (−OH) present, phenols can be divided into the following categories:
- Monohydric phenols: They contain only one OH group. For example:
- Dihydric phenols: Such phenols contains two OH groups. For example:
- Trihydric alcohols: This type of phenol contains three OH groups. For example: