Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Reexamination Certificate
2007-11-30
2010-11-16
Witherspoon, Sikarl A (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
C568S357000, C568S836000
Reexamination Certificate
active
07834217
ABSTRACT:
Disclosed is a method for industrially efficiently producing a corresponding useful oxidation product such as a cycloalkyl hydroperoxide, a cycloalkanol, and/or a cycloalkanone, especially a particularly useful cycloalkanone, from a cycloalkane with a high selectivity in a good yield at low cost. This method is advantageous in respect of energy and process. Specifically, an oxidation product of a cycloalkane is obtained by oxidizing the cycloalkane in a liquid-liquid two phase system using an aqueous solvent in the presence of a nitrogen atom-containing cyclic compound which contains, as its ring constituent, a structure represented by following Formula (I):wherein X represents an oxygen atom or an —OR group, andwherein R represents a hydrogen atom or a hydroxyl-protecting group,and which has a solubility in water at 25° C. of 0.5 g/100 g-H2O or more.
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Omori Takumi
Sato Yasushi
Birch & Stewart Kolasch & Birch, LLP
Daicel Chemical Industries Ltd.
Witherspoon Sikarl A
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