Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Reexamination Certificate
2011-06-07
2011-06-07
Keys, Rosalynd (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
Reexamination Certificate
active
07956222
ABSTRACT:
Methods of the present invention for producing dibromofluorobenzene derivatives (compounds II) comprise Step 1, in which compounds (I) having the following general formula (I):(wherein, R1and R2each independently represent a C1-6alkyl group) are reacted in a solvent with a brominating reagent.
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Eisai R&D Management Co., Ltd
Keys Rosalynd
Kilpatrick Townsend & Stockton LLP.
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