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Priority claimed from US06/934,053external-prioritypatent/US5082963A/en
Priority claimed from IN482/CAL/88Aexternal-prioritypatent/IN170051B/en
Application filed by Hoechst Celanese CorpfiledCriticalHoechst Celanese Corp
Priority to IN151/CAL/91ApriorityCriticalpatent/IN171750B/en
Publication of IN171750BpublicationCriticalpatent/IN171750B/en
Process for the regiospecific sulfonation of sulfonyl substituted 2-aminonaphthalenes and fiber reactive azo dyes made from the products of said process
