Polyamide formation
Dicarboxylic acids condense with diamines to form polyamides.
- Reagents
- diamine
- Conditions
- heat; remove water
- Reaction class
- condensation polymerisation
- Equation
- n dicarboxylic acid + n diamine -> polyamide + water
Overview
Dicarboxylic acids condense with diamines to form polyamides.
Transformation
Dicarboxylic acids → Polyamide-related materials
- Equation
- n dicarboxylic acid + n diamine -> polyamide + water
- Reagents
- diamine
- Environment
- heat; remove water
- Reaction class
- condensation polymerisation
- Mechanism
- polyamide formation
- Evidence level
- textbook core
Scope and limitations
- Scope
- Dicarboxylic acids and diamines form chains containing repeated amide links.
- Limitations
- Industrial polyamides may instead use diacyl chlorides or other monomers; this record shows the idealised acid-plus-amine model.
Related reactions
- Polycondensation: Amide chemistry → Polyamide-related materials
Repeated amide bond formation gives polyamide-related materials such as nylon-family fibres and engineering plastics.
- Polyester formation: Dicarboxylic acids → Polyesters
Dicarboxylic acids condense with diols to form polyesters.
- Polyamide formation co reactant: Diamines → Polyamide-related materials
Diamines condense with dicarboxylic acids to form polyamides.
References
- Pearson Edexcel Level 3 Advanced GCE in Chemistry specificationPearson Education Limited · Pearson qualifications · 2024
Supports the textbook-core organic reaction routes used for displayed route and mechanism content.