Process for the preparation of tetrofosmin or acid salt thereof
US10836781B2 · kind B2 · utility
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13Claims
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Assignee
Inventors
Key dates
| Filing date | Nov 20, 2017 |
| Grant date | Nov 17, 2020 |
| Priority date | — |
| Expiry date | Nov 20, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/5456
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to an improved process for the preparation of tetrofosmin or acid addition salt thereof. The present invention also relates to the process for the preparation of tetrofosmin disulfosalicylate salt. Further the present invention also provides the polymorphic form J of disulfosalicylate salt of tetrofosmin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.