Bisphosphonic acid compound
US10689408B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 27, 2017 |
| Grant date | Jun 23, 2020 |
| Priority date | — |
| Expiry date | Jan 27, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/3865
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
It is intended to provide a novel bisphosphonic acid compound or a salt thereof which shows a remarkable inhibitory effect on ectopic calcification, and a pharmaceutical composition comprising the same. The present invention provides a bisphosphonic acid compound represented by the following formula (1) or a pharmaceutically acceptable salt thereof: wherein represents a single bond or a double bond; A represents a saturated cyclic hydrocarbon or a saturated heterocyclic ring comprising a sulfur atom or an oxygen atom; and R1 and R2 each independently represent an alkyl group, an alkenyl group, an alkynyl group, an alkoxy group, an aryloxy group, a haloalkoxy group, a haloalkyl group, a halogen atom or a hydrogen atom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.