Preparation method for escitalopram pamoate
US11168063B2 · kind B2 · utility
1Cited by
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6Claims
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Key dates
| Filing date | Jun 5, 2018 |
| Grant date | Nov 9, 2021 |
| Priority date | — |
| Expiry date | Jun 6, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C65/11
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a new preparation method for escitalopram pamoate ((S)-(+)-1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydro-5-cyanoisob enzofuran pamoate), wherein the method is environmentally friendly and pollution-free, and the escitalopram pamoate prepared by means of the method has a high purity and a good repeatability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.