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US4091013A Process for preparing 1-amino-naphthalene-7-sulphonic acid 失效
1-氨基 - 萘-7-磺酸的制备方法

Process for preparing 1-amino-naphthalene-7-sulphonic acid
摘要:
1-Amino-naphthalene-7-sulphonic acid is prepared by reacting 1-chloro-naphthalene-4,7-disulphonic acid with ammonia at elevated temperatures in the presence of water and optionally in the presence of a catalyst such as a copper catalyst.
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