Organic compounds -- part of the class 532-570 series – Organic compounds – Amino nitrogen containing
Reexamination Certificate
2006-04-12
2011-10-04
Davis, Brian J (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Amino nitrogen containing
Reexamination Certificate
active
08030519
ABSTRACT:
Acetoacetic acid arylamides are continuously produced from diketene and primary or secondary aromatic amines under the conditions of a reactive distillation in the presence of water. The continuous method provides a high purity of the products, nearly quantitative yields and a high rate of throughput.
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Ullmann's Encyclopedia Of Industrial Chemistry, 5thEd., vol. 15, p. 71, (1990).
Armbruster Erich
Quach Thuy
Rosenthal Günther
Schwegler Brian
Davis Brian J
Fisher Christen & Sabol
Lon za AG
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