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    CAS 91-44-1 7-Diethylamino-4-Methylcoumarin Fluorescent Material

    Product name

    7-Diethylamino-4-Methylcoumarin

    Other name

    MDAC; Fluorescent Brightener SWN; Coumarin 1; 4-Methyl-7-Diethylamino Coumarin;

    CAS No. 

    91-44-1

    EINECS  

    202-068-9

    Formula 

    C14H17NO2

    Molecular Weight

    231.29

    Appearance

    White to Light yellow Crystalline Powder

    Type

    Fluorescent Brighteners; Coumarin Derivatives; Dye Intermediates

      Product details

      166663-25-8 (2)
      02

      introduce

      7-Diethylamino-4-Methylcoumarin is a high-performance fluorescent brightener belonging to the coumarin derivative family. It features excellent whitening and brightening effects, stable chemical properties and broad material adaptability.

      Widely used in the whitening and brightening of various fibers and plastics, it can effectively enhance the whiteness and vividness of products, meeting the aesthetic and performance requirements of industrial production. Our products comply with strict quality standards to ensure consistent efficacy and reliable supply.
      302964-08-5 外包装2
      02

      Physical and chemical properties

      - Density: 1.122 g/cm³
      - Melting Point: 72-75 °C
      - Boiling Point: 240 °C at 6.5 mmHg
      - Flash Point: 152 °C
      - Vapor Pressure: 0-0.003 Pa at 20-25 °C
      - Solubility: soluble in water, chloroform and methanol (slightly )
      - Stability: Stable, incompatible with strong oxidizing agents

      advantage

      1. Broad Application Scope: Suitable for whitening and brightening of wool, silk, nylon, cotton, acrylic, acetate fiber, fur and plastics, with strong material adaptability.

      2. Excellent Whitening Effect: Effectively enhances the whiteness and brightness of target products, improving product appearance quality.

      3. Stable Chemical Performance: Maintains stable efficacy under normal storage and application conditions, with good compatibility except for strong oxidizing agents.

      application

      1. Textile Industry: Used for whitening and brightening of natural fibers (wool, silk, cotton), chemical fibers (nylon, acrylic, acetate fiber) and fur products, enhancing the visual effect of textiles and fur.

      2. Plastic Industry: Specialized in the whitening and brightening of various plastic products, improving the whiteness and transparency of plastics without affecting their basic performance.

      3. Paper & Label Coatings: Suitable for coatings of paper, product labels, and book covers, improving the visual clarity and brightness of paper-based products while maintaining surface smoothness.

      4.Invisible Marking: Serves as a high-performance invisible marking agent, widely applied in anti-counterfeiting, product tracing, and security identification scenarios.

      Quality Commitment

      We implement strict full-process quality inspection, with each batch of products undergoing rigorous testing on key indicators such as purity, melting point, solubility, whitening efficacy and stability to meet industrial application standards.

      Equipped with a stable raw material supply chain and mature production technology, we ensure continuous large-scale supply. Our professional technical team provides tailored services including application parameter guidance and product adaptation advice.

      in conclusion

      As a classic coumarin-based fluorescent brightener, 7-Diethylamino-4-Methylcoumarin plays an important role in the textile and plastic industries with its broad application scope and excellent whitening performance. Relying on stable product quality, reliable efficacy and sufficient supply capacity, we are committed to providing high-quality products and professional services for global customers.

      Choose our 7-Diethylamino-4-Methylcoumarin to meet your whitening and brightening needs in textile processing and plastic production. Contact us for more product details and cooperation support.