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Home › SULFONATED DERIVATIVES OF CYCLIC PHENOL SULFIDES, PROCESS FOR THE PREPARATION THEREOF, SEPARATING AND RECOVERING AGENTS CONTAINING CYCLIC PHENOL SULFIDES, METHODS FOR SEPARATION AND RECOVERY THEREWITH, AND DRUG COMPOSITIONS CONTAINING THE SULFIDES

SULFONATED DERIVATIVES OF CYCLIC PHENOL SULFIDES, PROCESS FOR THE PREPARATION THEREOF, SEPARATING AND RECOVERING AGENTS CONTAINING CYCLIC PHENOL SULFIDES, METHODS FOR SEPARATION AND RECOVERY THEREWITH, AND DRUG COMPOSITIONS CONTAINING THE SULFIDES

US Patent 6355671 · Granted Mar 12, 2002

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