Claims
- 1. A process for the oxidation of an unsaturated alcohol of formula
- 2. The process of claim 1, wherein the unsaturated alcohol is a compound of formula (I),
- 3. The process of claim 1, characterized in that the N-(2,2,6,6-tetraalkyl-4-piperidinyl-N-oxyl)-2-amino-1,3,5-triazine is of formula
- 4. The process of claim 3, wherein the N-(2,2,6,6-tetraalkyl-4-piperidinyl-N-oxyl)-2-amino-1,3,5-triazine compound is a polymeric or oligomeric compound of formula
- 5. The process of claim 4, wherein the N-(2,2,6,6-tetraalkyl-4-piperidinyl-N-oxyl)-2-amino-1,3,5-triazine derivative is a N-oxyl derivative of the polymers having the CAS Registry Numbers 71878-19-8 or 192268-64-7.
- 6. The process of claim 1, wherein the hypochlorite salt is selected from the group consisting of NaOCl, KOCl and Ca(OCl)2.
- 7. The process of claim 1, wherein one of a bromide salt of formula M′Br or a bicarbonate of formula M′HCO3 is added to the process, wherein M′ is an alkaline metal.
- 8. The process of claim 1, wherein a bromide salt of KBr or NaBr is added to the process.
- 9. The process of claim 1, wherein a bicarbonate of KHCO3 or NaHCO3 is added to the process.
- 10. The process of claim 1, wherein the catalyst has a concentration ranging from 0.02 to 0.15 molar equivalents relative to the amount of alcohol.
- 11. The process of claim 1, wherein the hypochlorite salt is added to the reaction mixture in an amount of between 0.9 and 2.5 molar equivalents relative to the amount of alcohol.
- 13. The process of claim 1, which is carried out at a temperature ranging between 0° C. and 60° C.
- 14. The process of claim 1, conducted in a solvent.
- 15. The process of claim 1, conducted in the absence of a solvent.
Priority Claims (1)
Number |
Date |
Country |
Kind |
PCT/IB02/00304 |
Jan 2002 |
WO |
|
CROSS-REFERENCE TO RELATED APPLICATIONS
[0001] This application is a continuation of International Application PCT/IB03/00139 filed Jan. 15, 2003, the entire content of which is expressly incorporated herein by reference thereto.
Continuations (1)
|
Number |
Date |
Country |
Parent |
PCT/IB03/00139 |
Jan 2003 |
US |
Child |
10668790 |
Sep 2003 |
US |