Methylnaltrexone
Overview
Methylnaltrexone is a small molecule active pharmaceutical ingredient (ChEMBL CHEMBL1186579).
API suppliers (2)
Suppliers of Methylnaltrexone evidenced by a US FDA Type II Drug Master File or an EU Certificate of Suitability (CEP). Sources: FDA DMF list, EDQM certification database.
1 of 2 holds a GMP certificate on record in the EU or UK registers
- SPECGX LLCUnited States1 active DMF
- Sun Pharmaceutical Industries LimitedIndia1 active DMF GMP on record
Patent & exclusivity (US)
Per the FDA Orange Book (4 approved US products), the latest listed US patent on Methylnaltrexone expires 10 Mar 2031. Generic API sourcing typically opens up once these lapse.
Chemical identity
- IUPAC name
- (4R,4aS,7aR,12bS)-3-(cyclopropylmethyl)-4a,9-dihydroxy-3-methyl-2,4,5,6,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-3-ium-7-one
- Canonical SMILES
- C[N+]1(CC[C@]23[C@@H]4C(=O)CC[C@]2([C@H]1CC5=C3C(=C(C=C5)O)O4)O)CC6CC6
- InChIKey
- JVLBPIPGETUEET-GAAHOAFPSA-O
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