For many industries, the precise chemical properties of a dye dictate its performance and suitability for specific applications. Acid Blue 277 (CAS 25797-81-3) is a complex azo dye that offers a unique combination of color intensity and fiber affinity. As a dedicated manufacturer and supplier of Acid Blue 277 in China, we possess a deep understanding of its chemical makeup and how it translates into superior industrial performance.

Chemical Structure and Synthesis of Acid Blue 277

Acid Blue 277 belongs to the anthraquinone class of dyes, characterized by its complex polycyclic aromatic structure which incorporates sulfur and nitrogen atoms. The chemical formula, C24H22N3NaO8S2, reveals the presence of sulfonate groups, which impart water solubility and enable its function as an acid dye. These sulfonate groups ionize in aqueous solution, allowing the dye anion to bind electrostatically to protonated amino groups present in protein and polyamide fibers. The synthesis of Acid Blue 277 typically involves a condensation reaction between an aminoanthraquinone sulfonic acid derivative and a substituted aniline derivative, followed by sulfonation and salt formation. Our meticulous synthesis process, overseen by experienced chemists, ensures high purity and batch-to-batch consistency.

Properties Driving Industrial Application

The efficacy of Acid Blue 277 in applications such as textile dyeing, leather finishing, and paper coloration is directly linked to its chemical and physical properties:

  • Water Solubility: The presence of sulfonate groups ensures good solubility in water, crucial for preparing dye baths and achieving even application.
  • Fiber Affinity: Its anionic nature and molecular structure promote strong ionic bonding with cationic sites on fibers like polyamide, silk, and wool, leading to excellent dye uptake and fixation.
  • Color Fastness: The stable aromatic structure contributes to high resistance against fading from light exposure, washing, and chemical treatments, a critical requirement for long-lasting coloration.
  • Hue: It produces a distinctive and brilliant blue shade that is highly sought after for aesthetic purposes.

Sourcing High-Quality Acid Blue 277

When you decide to buy Acid Blue 277, choosing a reputable Acid Blue 277 manufacturer in China is vital. We pride ourselves on our advanced synthesis capabilities, stringent quality control, and reliable supply chain management. As a leading supplier, we can provide detailed technical data, including CAS number 25797-81-3 and molecular weight, to support your research and development efforts. We also offer competitive Acid Blue 277 price points for bulk purchases, ensuring cost-effectiveness for your industrial needs.

Conclusion

The chemistry of Acid Blue 277 underpins its value as an industrial dye. Understanding its molecular structure and synthesis allows users to appreciate its performance characteristics. As a dedicated Acid Blue 277 manufacturer and supplier, we are committed to providing you with a product that meets the highest standards of quality and consistency. Contact us today to learn more or to place an order.