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Abstract
Convenient deprotection of various pyridine-2-sulfonamides prepared by sulfonylation of primary and secondary amines with pyridine-2-sulfonylchloride was achieved by magnesium in methanol at 0°C to the corresponding amines in good yield.
ACKNOWLEDGMENT
We thank for financial support of Ministry of Science and Technology and helpful comments of Dr. Dennis Jackman (Bayer, Kansas City).