Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Reexamination Certificate
2006-04-25
2006-04-25
Zucker, Paul A. (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
C562S401000, C562S402000, C562S444000
Reexamination Certificate
active
07034178
ABSTRACT:
This invention is drawn to a process for the production of (R,R)-phenylisoserine or a 1–4C-alkyl ester thereof.
REFERENCES:
patent: 6025516 (2000-02-01), Ramaswamy et al.
XP-002140516; Harada, Kaoru,Optical Resolution and Absolute Configuration of trans-β- Phenylglycidic Acid,J. Org. Chem., vol. 31, pp. 1407-1410 (1966).
XP-002183959; Yu, et al.,Synthesis of(2S, 3R)isomer of taxol side chain,Chemical Abstracts, vol. 133, No. 1, p. 599 (2000).
XP-002183960; Liebigs, Justus, Beilstein Registry No. 2938805, Reaction 6 of 8.
Faber Wijnand
Koek Jan
Senn-Bilfinger Jörg
Vries Ton
Altana Pharma AG
Goldberg Joshua B.
McGee Sheldon M.
Nath & Associates PLLC
Zucker Paul A.
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