Process for the preparation of azoxystrobin and analogues...

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

Reexamination Certificate

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C544S298000

Reexamination Certificate

active

11425173

ABSTRACT:
The present invention relates to a compound of the general formula:wherein R1is a 4-pyrimidinyl ring substituted at the 6-position by halo, hydroxy, 2-cyanophenoxy, 2,6-difluorophenoxy, 2-nitrophenoxy or 2-thiocarboxamidophenoxy and wherein R2is any group which can be transesterified to form a methyl ester. The present invention is also directed to a process of preparing said compound.

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Morrison and Boyd, Organic Chemistry, 5thEd., Allyn and Bacon, Inc., 1987.
Solladie-Cavallo, Arlette; Csaky, Aurelio, G.; Gantz Ingo; Suffer, Jean: “Diastereoselective Alkylation of 8-Phenylmenthyl Phenylacetate; Aggregated Lithium Enolate versus “Naked” Enolate”, J. Org. Chem., vol. 59, 1994, pp. 5353-5346.
Advanced Organic Chemistry by Jerry March, 4th Edition, pp. 675-676, published by John Wiley & Sons.
Organic Chemistry, vol. 1, by I.L. Finar, 3rd Ed., 1959; p. 629.

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