Sphingosine derivatives, their preparation and pharmaceutical formulation
CA 1259610 A · Owner: Solco Basel Ag · Inventors: Zimmermann, Peter; Tschannen, Roland; Klager, Rudolf
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Sphingosine Derivatives, Their Preparation and Pharmaceutical Formulation, Abstract of the Disclosure New compounds of the formula (I)-D and (I)-L as shown in the sheet of formulae are described for example, D- and L-erythro-1-(.delta.-D-glucopyranosyloxy)-3-hydroxy-2palmitoylamino-4-trans-octadecene, which exert actions promoting wound healing and cell and tissue regeneration and can be used therapeutically for the treatment of wounds of any cause. They are prepared in good yield and in a stereochemically homogeneous form from ceramides of the formula (II)-D and/or (II)-L. The process comprises the protection of the 1-hydroxyl group esterification of, the 3-hydroxyl group elimination of …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted September 19, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 19, 2006.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.