5-HTP (5-Hydroxy-tryptophan) is decarboxylated to the neurotransmitter serotonin (5-HT) by the enzyme aromatic-L-amino-acid decarboxylase.

It is sold as a mood elevating drug.

Chemistry

• IUPAC name: 5-Hydroxy-tryptophan
• Chemical formula: C₁₁H₁₂N₂O₃
• CAS number: 56-69-9
• Molecular weight: 220.2274

Related

• Tryptophan