HRID2394458
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4-(5-Chloro-2-methoxybenzamidomethyl)-6-(ethylaminocarbonyl-aminosulfonyl)-7-methoxychroman ##STR32## 4-(5-Chloro-2-methoxybenzamidomethyl)-6-(ethylaminocarbonyl-aminosulfonyl)-7-methoxychroman is synthesized analogously to Example 1 from 4-(5-chloro-2-methoxybenzamidomethyl)-6-sulfamoyl-7-methoxychroman and N-ethyltrichloroacetamide. Melting point: 211°-213° C.