Abstract
Abstract Reactions of 2-amino-3,5-dibromopyridine with sultones gave 3,5-dibromopyridines with –NH(CH2)mSO3Na (m = 3 and 4) groups at the 2-position of pyridine. The obtained compound served as a starting material for polypyridine with –NH(CH2)mSO3H side chains.
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