5-(.omega.-ammonio acyloxy methylene) tetrahydrofurans and tetrahydrothiophenes and a therapeutic composition containing same
US5017588A · kind A · utility
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Key dates
| Filing date | Feb 27, 1990 |
| Grant date | May 21, 1991 |
| Priority date | — |
| Expiry date | Feb 27, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D409/12
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
This invention relates to new tetrahydrofurans and tetrahydrothiophenes of the general formula ##STR1## wherein X stands for O or S, .eta. is an integer from 1 to 6, R stands for various hydrocarbon substituents and Z.sup..crclbar. is a pharmaceutically acceptable anion, to a preparation process of said compounds and to therapeutic compositions of matter containing the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.