5-アミノ-6-ヒドロキシ-2-ナフタレンスルホン酸

5-アミノ-6-ヒドロキシ-2-ナフタレンスルホン酸 化学特性,用途語,生産方法

• 化学的特性

  1-Amino-2-hydroxynaphthalene-6-sulfonic acid [5639-34-9]. (5-amino-6-hydroxynaphthalene-2-sulfonic acid), amino-Schaeffer acid, C10H9NO4S, Mr 239.2, is obtained as needles or prisms that are only slightly soluble in boiling water. The sodium salt is soluble in water but can be isolated as the hemipentahydrate. Diazotization does not occur in mineral acid medium. The diazo oxide is formed by reaction with sodium nitrite in the presence of copper(II) sulfate.

5-アミノ-6-ヒドロキシ-2-ナフタレンスルホン酸 生産企業

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