Appeal No. 1997-1767
Application No. 08/442,959
wherein the ketone function in position 3 is optionally
protected in the form of a ketal, thioketal, hemithioketal or
enol ether or
wherein R is methyl or -CH -OR’, R’is hydrogen or a protecting
2
ether or ester group and R and R form together a second bond,1 2
or R , and R form together $-epoxide,1 2
or R is hydrogen, ketone or hydroxy in "- or $-position, free
1
or protected in the form of an ether or ester and R is "-
2
hydroxy, or R is $-hydroxy, free or protected in the form of
1
an ether or ester and R is a "-fluorine or $-bromine, and R2 3
is hydrogen, fluorine, "-methyl or $-methyl.
The prior art references of record relied upon by the
examiner in rejecting the appealed claims are:
Chem. Abstracts, Vol. 94, 192566 (1981)(CA ‘566)
Chem. Abstracts, Vol. 88, 170389 (1978)(CA ‘389)
The examiner has also cited the following document “for
evidentiary purposes only” (answer, page 3):
March, J.,(March), Advanced Organic Chemistry, 66-68
(3rd ed., New York, John Wiley & Sons, 1985).
The grounds of rejection presented for our review in this
appeal are as follows:
4
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