Preparation of caprolactone, caprolactam, 2,5-tetrahydrofuran-dimethanol, 1,6-hexanediol or 1,2,6-hexanetriol from 5-hydroxymethyl-2-furfuraldehyde
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United States of America Patent
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-
Dec 1, 2015
Grant Date -
May 30, 2013
app pub date -
Mar 23, 2011
filing date -
May 26, 2010
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present invention relates to a method for preparing caprolactone, comprising converting 5-hydroxymethyl-2-furfuraldehyde by hydrogenation into at least one intermediate compound selected from the group of 2,5-tetrahydrofuran-dimethanol, 1,6-hexanediol and 1,2,6-hexanetriol, and preparing caprolactone from said intermediate compound.
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International Classification(s)
- 2011 Application Filing Year
- C07D Class
- 4166 Applications Filed
- 2867 Patents Issued To-Date
- 68.82 % Issued To-Date
Cited Art Landscape
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- 0 Citation Count
- C07D Class
- 0 % this patent is cited more than
- 10 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jun 1, 2027 |
