Salts and solvates of a tetrahydroisoquinoline derivative
US9162985B2 · kind B2 · utility
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5References
14Claims
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Key dates
| Filing date | Dec 17, 2014 |
| Grant date | Oct 20, 2015 |
| Priority date | — |
| Expiry date | Dec 17, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P43/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
(S)-2-(Diphenylacetyl)-1,2,3,4-tetrahydro-6-methoxy-5-(phenylmethoxy)-3-isoquinoline carboxylic acid in substantially pure form is described together with its sodium salt and solvates. Methods for preparing the compound, its sodium salt and its solvates and pharmaceutical compositions comprising them are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.