Intermediates in a process for cis-1-{2-[4-(6-methoxy-2-phenyl-1,2,3,4-tetrahydronaphthalen-1-yl)phenoxy] ethyl}pyrrolidine
US6232476A · kind A · utility
11Cited by
3References
1Claims
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Inventor
Key dates
| Filing date | May 19, 2000 |
| Grant date | May 15, 2001 |
| Priority date | — |
| Expiry date | May 19, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2602/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
This invention provides an improved process for cis-1-{2-[4-(6-methoxy-2-phenyl-1,2,3,4-tetrahydronaphthalen-1-yl)phenoxy] ethyl}pyrrolidine which is an intermediate for the preparation of (-)cis-6-phenyl-5-[4-(2-pyrrolidin-1-yl-ethoxy)-phenyl]-5,6,7,8-tetrahydro naphthalene-2-ol which is useful for the treatment of osteoporosis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.