Mannich Bases

**Definition:** Ketonic amines prepared from the condensation of a ketone with formaldehyde and ammonia or a primary or secondary amine. A Mannich base can act as the equivalent of an alpha,beta unsaturated ketone in synthesis or can be reduced to form physiologically active amino alcohols.

**Tree numbers:** - D02.092.650 - D02.522.650

**Synonyms:** - Mannich Base