CAS · 123333-70-0
Product Overview
Sodium sulfanilate hydrate is a high-purity analytical-reagents supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.
Product Specifications
| Appearance: | Pink or light rose crystal |
|---|---|
| Assay: | 97% min |
| Water insoluble: | 0.1% max |
| Phenyla mine: | 0.01% max |
Applications
1. Azo Dye and Pigment Manufacture
A primary intermediate in azo coupling reactions.
The amino group enables diazotization, leading to formation of various azo dyes, especially those used in textiles, food colorants, and inks.
2. Optical Brightening Agents (OBAs)
Used in the production of optical brighteners for detergents, paper, and textiles.
Enhances whiteness and brightness by absorbing UV light and emitting blue fluorescence.
3. Analytical Chemistry
Serves as a reagent in the detection of nitrites via diazotization reactions (e.g., Griess reaction).
Useful in colorimetric assays and standard solutions.
4. Electroplating and Metal Treatment
Employed as a complexing agent and additive in electroplating baths.
Improves coating quality and metal ion stability.
5. Pharmaceutical and Agrochemical Intermediates
Acts as a precursor or intermediate in the synthesis of sulfa drugs and other aromatic sulfonate compounds.
Can be modified to develop functionalized sulfonamides with therapeutic or agrochemical activity.
Benefits
Water-soluble due to sodium salt form and hydrate.
Provides versatile functional groups (–NH₂ and –SO₃⁻) for chemical transformations.
Low cost and high availability as a commodity chemical intermediate.
Stability under normal storage conditions.
Conclusion
A concise summary and suitability assessment for this product is available on request. Contact our team to discuss whether it fits your process and quality requirements.