FIELD: analytical chemistry. SUBSTANCE: product: (5-nitroquinolyl-8-thio, 4-carboxyphenyl)mercury, empirical formula is C16H10HgN2O4S, yield is 9.6 g (40%). Reagent 1: aqueous solution of p-chloromercuribenzoic acid sodium salt. Reagent 2: solution of 5-nitro-8-mercaptoquinoline sodium salt in alcohol. EFFECT: enhanced effectiveness of reagent. 6 tbl
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