Method for separating methyl...

Details Method for separating methyl... Method for separating methyl...

2006-01-17

2006-01-17

Morris, Patricia L. (Department: 1625)

Organic compounds -- part of the class 532-570 series

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

Reexamination Certificate

active

06987185

ABSTRACT:
The enantiomers of methyl 4-(2-chloro-4-fluorophenyl)-2-(3,5-difluoro-2-pyridinyl)-6-methyl)-1,4-dihydro-5-pyrimidinecarboxylate can be separated with the aid of (−)-camphanic acid.

REFERENCES:
patent: 6696451 (2004-02-01), Stoltefuss et al.
patent: 2004/0167135 (2004-08-01), Stoltefuss et al.
patent: 1080086 (2001-07-01), None
patent: 0058302 (2000-05-01), None

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