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US 5,350,696 AGranted
2-acetyl-6-cyanopyridines and their use as intermediates in the synthesis of oligo-2,6-pyridines
AssigneeSterling Winthrop Inc.
InventorsRobert A. Snow, Daniel J. Delecki, Chandra R. Shah, K. Robert Hollister
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Abstract
The present invention is directed to 2-acetyl-6-cyanopyridine compounds that are useful as intermediates in the synthesis of oligo-2,6-pyridines. The present invention is also directed to new, simpler, less expensive methods for synthesizing such oligopyridines using the novel 2-acetyl-6-cyanopyridine compounds as intermediates.
Claims3
A compound having a structure shown in the formula:
- ##STR9## wherein --R is ##STR10## wherein X and Y are independently selected from the group consisting of H, OCH.sub.3, and NO.sub.2 ;
- or X and Y together form the group O--CH.sub.2 --O;
- and with the proviso that only one of X and Y is NO.sub.2.
Dependencies are inferred from the claim text.