Sepiapterin

Small Molecule

Overview

Sepiapterin is a small molecule active pharmaceutical ingredient (ChEMBL CHEMBL1255653).

Patent & exclusivity (US)

Per the FDA Orange Book (2 approved US products), the latest listed US patent on Sepiapterin expires 6 Mar 2042 and exclusivity 28 Jul 2032. Generic API sourcing typically opens up once these lapse.

Chemical identity

IUPAC name
2-amino-6-[(2S)-2-hydroxypropanoyl]-7,8-dihydro-1H-pteridin-4-one
Canonical SMILES
C[C@@H](C(=O)C1=NC2=C(NC1)NC(=NC2=O)N)O
InChIKey
VPVOXUSPXFPWBN-VKHMYHEASA-N
Verified Supplier Partner

Do you supply Sepiapterin? Get in front of buyers actively sourcing it.

We route real sourcing requests from pharma buyers to vetted, verified partners — qualified leads, not just a listing. Tell us what you make and we'll be in touch about becoming a Verified Supplier Partner.

No cost to enquire · we only reach out with a fit.

Ready to Accelerate Your
Discovery Workflow?

Find, vet, and source drug-manufacturing partners faster — with FDA compliance screening built in. Start free for 7 days.