4-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid(CAS: 130-23-4)

4-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid is a polyfunctional organic compound with the CAS number 130-23-4. It features a naphthalene ring with two sulfonic acid groups, an amino group, and a hydroxyl group. This compound is used in various applications including dyes, pH indicators, and analytical reagents.

4-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid is primarily used as a pH indicator, dye precursor, and analytical reagent. It can also be employed in the textile and paper industries for coloring and processing.

4-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid is generally considered safe for laboratory use when proper precautions are followed. However, it is important to handle it with care due to its potential skin irritation. Always wear appropriate protective equipment and follow safety guidelines.

4-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid should be stored in a cool, dry place away from direct sunlight and sources of heat. It should be kept in a tightly sealed container to prevent degradation. Avoid exposure to moisture and maintain a temperature range of 0-25°C for optimal stability.