Process for transesterifying α-Ketocarboxylic esters
Patent
US-6222063-B1
Inventor
ZIMMERMANN CURT (AT)
FRIEDHUBER JOHANN (AT)
Assignee
DSM FINE CHEM AUSTRIA GMBH (US)
Country
United States
Dates
- Priority:1998/08/07
- Grant:2001/04/24
Description
This web page summarizes information in PubChem about patent US-6222063-B1. This includes chemicals mentioned, as reported by PubChem contributors, as well as other content, such as title, abstract, and International Patent Classification (IPC) codes. To read more about how this page was constructed, please visit the PubChem patents help page.
Process for transesterifying alpha-ketocarboxylic esters in an anhydrous alcohol as reaction medium in the presence of tin catalysts, titanium catalysts, zirconium catalysts or lithium catalysts or of acetylacetonates as catalysts.
1998/08/07
1999/08/06
2001/04/24
2001/04/24
ZIMMERMANN CURT (AT)
FRIEDHUBER JOHANN (AT)
DSM FINE CHEM AUSTRIA GMBH (US)
United States
- AR-021752-A1
- AT-408882-B
- AT-A136598-A
- AT-E223887-T1
- AU-4233799-A
- AU-759244-B2
- BG-103635-A
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- YU-36899-A
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C07C69/716 (inventive)
C07C67/02 (inventive, first)
C07C67/03 (inventive)
C07C69/738 (inventive)
C07C67/03 (inventive, first)
Y02P20/582
- US-3121109-A (APP)
- US-4112235-A (SEA)
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- US-6358896-B1 (SEA)
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- US-8865931-B2 (APP)
- WO-2021180002-A1 (Y) (ISR)
- US-4777265-A
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- US-6977310-B2
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- US-6222063-B1
- US-2010145092-A1
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- PubChem
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