Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2009-08-10
2011-12-27
Chu, Yong (Department: 1626)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
C514S421000, C548S489000, C548S484000, C548S452000, C560S115000
Reexamination Certificate
active
08084487
ABSTRACT:
The present invention relates to a process for the production of carbamic acid (2-chloroethyl)(3-oxocyclohexyl)-alkyl ester enantiomers and of 1-carbalkoxy-4-ketoperhydroindole enantiomers.
REFERENCES:
patent: WO 03/047581 (2003-06-01), None
Dolfini J E et al., “Aziridinyl Compounds as Intermediates in Pyrrolidine Synthesis”, Tetrahedron Letters, vol. 6, No. 25, pp. 2053-2058, 1965.
Sepulveda-Arques J et al., “Stereoselective Ring Transformation of N-Alkyl Aziridines into Oxazolidin-2-Ones”, vol. 52, No. 6, pp. 2097-2102, 1996.
Fritz H et al., “Synthesis of an undecacyctic di-indoline diether of the dimeric calebas curare alkaloids type”, Liebigs Ann. Chem, 715, pp. 135-145, 1968.
Acemoglu Murat
Kuesters Ernst
Lustenberger Philipp
Penn Gerhard
Schmitz Beat
Barker Michael
Chu Yong
Novartis AG
Woods Daniel
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