Hydroxy

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Hydroxy

Hydroxy (pronunciation: /ˈhaɪdrɒksi/) is a term used in organic chemistry to describe a molecule containing a hydroxyl functional group. The term is derived from the Greek words 'hydro' meaning water and 'oxy' meaning sharp, referring to the sharp taste of acids that contain the hydroxyl group.

Etymology

The term 'hydroxy' is derived from the Greek words 'hydro' meaning water and 'oxy' meaning sharp. This is in reference to the sharp taste of acids that contain the hydroxyl group.

Definition

In organic chemistry, a hydroxy group is the functional group consisting of a hydrogen atom covalently bonded to an oxygen atom. The presence of a hydroxy group in a molecule often imparts different properties to the molecule than it would have without the group.

Related Terms

  • Hydroxyl Group: A functional group consisting of a hydrogen atom covalently bonded to an oxygen atom.
  • Alcohol: An organic compound in which a hydroxy group is bonded to a carbon atom.
  • Phenol: A type of aromatic compound that contains a hydroxy group directly bonded to a phenyl group.
  • Carboxylic Acid: An organic compound that contains a carboxyl group, which is a hydroxy group bonded to a carbon atom that is also part of a carbonyl group.
  • Ester: A compound derived from an acid (usually a carboxylic acid) in which at least one -OH (hydroxy) group is replaced by an -O-alkyl (alkoxy) group.

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