Risedronic Acid

CAS 105462-24-6 12 API suppliersSmall Molecule

Overview

Risedronic Acid is a small molecule active pharmaceutical ingredient (ChEMBL CHEMBL923).

API suppliers (12)

Suppliers of Risedronic Acid evidenced by a US FDA Type II Drug Master File or an EU Certificate of Suitability (CEP). Sources: FDA DMF list, EDQM certification database.

Where these suppliers are
India8USA1Canada1

Country recorded for 10 of 12 suppliers.

6 of 12 hold a GMP certificate on record in the EU or UK registers

Patent & exclusivity (US)

Per the FDA Orange Book (25 approved US products), the latest listed US patent on Risedronic Acid expires 9 Jan 2028. Generic API sourcing typically opens up once these lapse.

Chemical identity

IUPAC name
(1-hydroxy-1-phosphono-2-pyridin-3-ylethyl)phosphonic acid
Canonical SMILES
C1=CC(=CN=C1)CC(O)(P(=O)(O)O)P(=O)(O)O
InChIKey
IIDJRNMFWXDHID-UHFFFAOYSA-N
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