Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Reexamination Certificate
2008-04-15
2008-04-15
Witherspoon, Sikarl A. (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
C568S418000
Reexamination Certificate
active
10593129
ABSTRACT:
A method of industrially advantageously producing a cyclopropane monoacetal derivative represented by the formula (III) conveniently and also in a fewer steps by reacting a halogenated unsaturated carbonyl compound represented by the formula (II) with an alcoholate.wherein each symbol is as defined in the specification.
REFERENCES:
patent: 2004/0019223 (2004-01-01), Nakayama et al.
patent: 08-133997 (1996-05-01), None
patent: 2002-105029 (2002-04-01), None
patent: 2002-322114 (2002-11-01), None
patent: WO 02/14278 (2002-02-01), None
Akiba Toshifumi
Hayashibara Tatsuhiko
Koyakumaru Ken-ichi
Nakagawa Naoshi
Saito Tatsuru
Daiichi Pharmaceutical Co. Ltd.
Kuraray Co. Ltd.
Leydig , Voit & Mayer, Ltd.
Witherspoon Sikarl A.
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