2-Naphthylamine-5,7-disulfonic acid CAS 118-33-2

1. Product Overview & Specifications

2-Naphthylamine-5,7-disulfonic Acid (CAS 118-33-2) is a specialized organic compound with the molecular formula C₁₀H₉NO₆S₂. It is classified as a high-purity building block for research and industrial applications.

2. Key Applications

This compound serves as:

• A critical intermediate in azo dye synthesis
• A precursor for fluorescent probes in biochemical research
• A sulfonation agent in pharmaceutical intermediates
• A specialty chemical in polymer modification

3. Usage Guidelines

Handling Recommendations:

1. Use personal protective equipment (PPE) including nitrile gloves and safety goggles
2. Conduct reactions in well-ventilated fume hoods
3. Store separately from strong oxidizers and bases
4. Dissolve in polar aprotic solvents (e.g., DMF, DMSO) at ≤60°C

4. Industry Case Studies

Case 1: Dye Manufacturing (China)
A Jiangsu-based chemical plant utilized this compound to develop lightfast textile dyes, achieving 40% faster reaction kinetics compared to traditional intermediates.

Case 2: Pharmaceutical Research (Germany)
A Frankfurt research institute employed it as a sulfonation agent in anti-inflammatory drug development, enhancing compound solubility by 300%.

5. Inquiry Guidance

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