N-Alkyl-3-pyridinium-methanol fluorides and derivatives thereof
USRE30309E · kind E · reissue
Assignee
Inventors
Key dates
| Filing date | Mar 15, 1979 |
| Grant date | Jun 17, 1980 |
| Priority date | — |
| Expiry date | Mar 15, 1999 |
Classification
- Technology area (CPC —)General
Abstract
The present invention relates to new chemical compounds which can be used as inhibitors of dental plaque, and orally-acceptable compositions thereof, combinations thereof with known compounds having an inhibitory action on the formation of dental plaque, such as biguanidines, and method of treating therewith for the prevention of dental plaque or tartar and dental caries. The new compounds have the general formula ##STR1## in which R.sub.1 =H or alkyl PA1 R.sub.2 =CH.sub.2 OH, alkyl carboxylate, ##STR2## and R.sub.2 is in 2 or 3 position. Compositions containing these active principles are useful in particular in the preventive treatment of periodontopathies and odontopathies and in the field of oral-dental hydgiene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.