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Purine-6-alkylsulfonamides Listed in Table II.-The appropriate amine (0.0747 mole) (see Table II) in 50 ml. of water was cooled to 15°and stirred as 5 g. (0.0247 mole) of 6-sulfonylfluoropurine6 was added in small portions so that the temperature of the mixture did not exceed 20°. This mixture was stirred for 15 min. and then acidified with glacial acetic acid. The precipitate that formed was filtered, washed with water, dried at 60°, and then recrvstallized from the indicated solvent (Table II).

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