CA3081709A1 — Esters of dihydrotetrabenazine
Assigned to Huang Wen Yen · Expires 2019-05-16 · 7y expired
What this patent protects
The present invention relates to a compound of formula (I) including any stereochemically isomeric form thereof, or a pharmaceutically acceptable salt thereof; wherein R1 is -C(=O)O-alkyl, carbonate ester, or -C(=O)-alkyl, ester, or -C(=O)N-alkyl, carbamate ester and wherein R2 i…
USPTO Abstract
The present invention relates to a compound of formula (I) including any stereochemically isomeric form thereof, or a pharmaceutically acceptable salt thereof; wherein R1 is -C(=O)O-alkyl, carbonate ester, or -C(=O)-alkyl, ester, or -C(=O)N-alkyl, carbamate ester and wherein R2 is -CH3 or -CD3. The alkyl ester can contain saturated or unsaturated C12 to C26 alkyl carbon. The alkyl carbon chain can have either a straight, branched, noncyclic, cyclic, unsubstituted or substituted structure.
Drugs covered by this patent
- Austedo (DEUTETRABENAZINE) · Teva
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
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