Disodium 5-acetamido-4-hydroxy-3-[(E)-phenyldiazenyl]-2,7-naphthalenedisulfonate(CAS: 3734-67-6)

Disodium 5-acetamido-4-hydroxy-3-[(E)-phenyldiazenyl]-2,7-naphthalenedisulfonate is a crystalline compound with a molecular weight of approximately 510.32 g/mol. It is slightly soluble in water and has good solubility in polar organic solvents. Chemically, it exhibits reactivity towards nucleophiles and can undergo various chemical transformations. It is stable under normal storage conditions but should be protected from strong oxidizing agents and light.

Disodium 5-acetamido-4-hydroxy-3-[(E)-phenyldiazenyl]-2,7-naphthalenedisulfonate is typically synthesized via a multi-step process involving diazotization, acetylation, and sulfonation reactions. The key steps include the diazotization of a naphthalene derivative, subsequent acetylation, and sulfonation, which are carried out under controlled conditions to ensure high yield and selectivity. The reaction is usually performed in a fume hood and requires specific catalysts and solvents.

Disodium 5-acetamido-4-hydroxy-3-[(E)-phenyldiazenyl]-2,7-naphthalenedisulfonate is used in various industries. It is a key component in the development of dyes and pigments, particularly for its color stability and lightfastness properties. Additionally, it finds applications in the pharmaceutical industry as a colorant and in the polymer industry for its coloring and stabilization properties. It is also used in sensor technology for its optical properties and in semiconductor manufacturing for its potential use in photolithography processes.

When handling Disodium 5-acetamido-4-hydroxy-3-[(E)-phenyldiazenyl]-2,7-naphthalenedisulfonate, it is important to wear appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. The compound should be stored in a cool, dry place away from strong oxidizing agents and light. In case of a spill, it should be cleaned up carefully using absorbent materials and disposed of according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed handling and disposal instructions.