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4-Amino-1-hydroxy-N-[4-(2,4-di-tert-pentylphenoxy)butyl]-2-naphthamide

4-hydroxy-3-nitrobenzenesulfonyl chloride

→

4-(3-Amino-4-hydroxybenzenesulfonamido)-1-hydroxy-N-[4-(2,4-di-tert-pentylphenoxy)butyl]-2-naphthamide

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후처리

1. 1
   기타This compound was prepared in two steps by conventional procedures of the type

실험 절차

This compound was prepared in two steps by conventional procedures of the type well known in the art. 4-Amino-1-hydroxy-N-[4-(2,4-di-tert-pentylphenoxy)butyl]-2-naphthamide (U.S. Pat. No. 3,954,476, column 25) was converted to the sulfonamide by reaction with 4-hydroxy-3-nitrobenzenesulfonyl chloride. Secondly, the nitro group was reduced to the amino compound by catalytic hydrogenation.

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