Definition

1. Adjective:
   • Relating to or containing the azido group: The word "azido" is a chemical term used to describe a molecule or compound that contains the functional group -N₃, which consists of three nitrogen atoms bonded together.

Usage

• "Azido" is used exclusively as a prefix or adjective in chemical nomenclature to specify the presence of the azido group () within a compound. It is not used in everyday language.

Examples

• Adjective:
  • The chemist synthesized an azido derivative of the sugar molecule. (This describes a modified sugar molecule that now contains an -N₃ group.)
  • Azido compounds must be handled with extreme care due to their potential explosive properties. (This refers to a class of compounds characterized by having the azido group.)

Advanced Usage

• In chemical naming: "Azido-" is commonly used as a prefix in systematic chemical names to indicate substitution with the group.
  • The compound azidomethyl benzene contains a -CH₂N₃ group attached to a benzene ring.

Variants and Related Words

• Azide (noun): The anionic form of the azido group, , or a compound containing it.
  • Sodium azide is used in some vehicle airbag systems.
• Azido group / Azido functional group (noun phrase): The specific unit within a molecule.

Synonyms

• None in common usage. In highly technical chemical contexts, the term "triazenido" is an older, largely obsolete synonym, but "azido" is the standard and universally accepted term.

Related Phrases / Concepts

• Click chemistry: Azido groups are famously used in "click chemistry" reactions, specifically in the copper-catalyzed azide-alkyne cycloaddition (CuAAC), to link molecules together efficiently.
  • The azido-modified protein was conjugated to the alkyne-tagged dye using click chemistry.

Adjective

1. relating to or containing the azido group N3