Anesthetic polyorganophosphazenes
US4636387A · kind A · utility
4Cited by
2References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 21, 1984 |
| Grant date | Jan 13, 1987 |
| Priority date | — |
| Expiry date | Sep 21, 2004 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/605
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A long-acting, local anesthetic, comprising a polymeric phosphazene backbone, and certain radicals having local anesthetic activity and an amino functional group on the ring of said radical through which said radical is covalently attached to the phosphazene backbone by a phosphorous-nitrogen single bond is disclosed along with medicaments containing such anesthetics. The radicals employed are 2-amino-4-picoline, benoxinate, naepaine and phenacaine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.