Substituted propane-phosphonous acid compounds
US5243062A · kind A · utility
4Cited by
27References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 18, 1992 |
| Grant date | Sep 7, 1993 |
| Priority date | — |
| Expiry date | Mar 18, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/4816
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The compounds of the formula ##STR1## in which one of the groups R.sup.1, R.sup.2 and R.sup.3 represents hydrogen, C.sub.1 -.sub.8 -alkyl, C.sub.3 -.sub.6 -cycloalkyl, phenyl optionally substituted by halogeno, C.sub.1 -.sub.4 -alkyl, C.sub.1 -.sub.4 -alkoxy and/or trifluoromethyl, or C.sub.7 -.sub.10 -phenylalkyl optionally substituted in the phenyl moiety by halogeno, C.sub.1 -.sub.4 -alkyl, C.sub.1 -.sub.4 -alkoxy and/or trifluormethyl, and the other two are hydrogen, or salts thereof. These compounds have valuable pharmaceutical properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.