Salt and solvates of a tetrahydroisoquinoline derivative
US8614227B2 · kind B2 · utility
2Cited by
3References
30Claims
0Family size
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Key dates
| Filing date | Jul 21, 2011 |
| Grant date | Dec 24, 2013 |
| Priority date | — |
| Expiry date | Aug 26, 2031 |
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.