Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Reexamination Certificate
2006-11-07
2006-11-07
Zucker, Paul A. (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
C560S126000
Reexamination Certificate
active
07132564
ABSTRACT:
The present invention provides a process for preparing cyclic 1,3-keto esters in the absence of solvent, using solid-state or high viscosity reactors.
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Toda et al, Journal of the Chemical Society, Perkin Trans. Jan. 1998, pp. 3521-3522.
Gürtler Christoph
Kirchhoff Jörg
Schwarz Ido
Bayer Materialscience AG
Gil Joseph C.
Zucker Paul A.
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