Synthesis of 9-(arylalkyl)-1,2,3,4-tetrahydro-γ-carboline and analogues and intermediates
US8703952B2 · kind B2 · utility
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27Claims
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Key dates
| Filing date | Dec 11, 2009 |
| Grant date | Apr 22, 2014 |
| Priority date | — |
| Expiry date | Aug 11, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D495/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention pertains generally to methods of preparing certain 9-(arylalkyl)-1,2,3,4-tetrahydro-γ-carboline compounds and their analogues, and especially to methods of preparing dimebon. The present invention also pertains to methods of preparing certain intermediate compounds which find use in the synthesis of the 9-(arylalkyl)-1,2,3,4-tetrahydro-γ-carboline compounds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.