Cas no 41642-51-7 (Disperse Blue 165)

Disperse Blue 165 is a synthetic anthraquinone-based disperse dye primarily used for coloring polyester and acetate fibers. It exhibits excellent thermal stability, making it suitable for high-temperature dyeing processes such as thermosol or pressure dyeing. The dye offers strong colorfastness to light, washing, and sublimation, ensuring durable coloration in textile applications. Its compatibility with carrier and high-temperature dyeing methods allows for uniform dye uptake and consistent shade reproduction. Disperse Blue 165 is also known for its good leveling properties and minimal sensitivity to pH variations, contributing to reliable performance in industrial dyeing operations. The product is typically supplied as a finely milled powder for optimal dispersion.
Disperse Blue 165 structure
Disperse Blue 165 structure
Product Name:Disperse Blue 165
CAS No:41642-51-7
MF:C20H19N7O3
MW:405.409962892532
MDL:MFCD00468019
CID:55450
PubChem ID:162043
Update Time:2025-10-19

Disperse Blue 165 Chemical and Physical Properties

Names and Identifiers

    • N-(2-((2,6-Dicyano-4-nitrophenyl)diazenyl)-5-(diethylamino)phenyl)acetamide
    • Disperse Blue 165
    • 3-acetamido-4-(2',6'-dicyano-4'-nitrophenylazo)-N,N-diethylaniline
    • 3-acetylamino-4-(2',6'-dicyano-4'-nitrophenylazo)-N,N-diethylaniline
    • Apollon Blue S-B
    • Begacron Blue BBLS
    • Blue BBLS
    • Disperse Blue BBLS
    • Resolin Blue BBLS
    • Samaron Blue GSL
    • Terasil Blue BG
    • Terenix Blue FRL
    • N-(2-((2,6-Dicyano-4-nitrophenyl)azo)-5-(diethylamino)phenyl)acetamide
    • N-(2-((4-Nitro-2,6-dicyanophenyl)azo)-5-(diethylamino)phenyl)acetamide
    • C.I.Disperse Blue 165
    • N-[2-[(2,6-dicyano-4-nitrophenyl)diazenyl]-5-(diethylamino)phenyl]acetamide
    • Acetamide, N-(2-(2-(2,6-dicyano-4-nitrophenyl)diazenyl)-5-(diethylamino)phenyl)-
    • EINECS 255-473-8
    • 41642-51-7
    • C.I. Disperse Blue 165
    • N-2-(2,6-Dicyano-4-nitrophenyl)azo-5-(diethylamino)phenylacetamide
    • Acetamide, N-(2-((2,6-dicyano-4-nitrophenyl)azo)-5-(diethylamino)phenyl)-
    • DTXSID8068335
    • AKOS016009339
    • NS00019813
    • Acetamide, N-[2-[(2,6-dicyano-4-nitrophenyl)azo]-5-(diethylamino)phenyl]-
    • SCHEMBL11222989
    • MFCD00468019
    • N-[2-[(2,6-Dicyano-4-nitrophenyl)azo]-5-(diethylamino)phenyl]acetamide
    • W-110958
    • Strength 200%
    • LEGWLJGBFZBZSC-UHFFFAOYSA-N
    • Acetamide,N-[2-[(2,6-dicyano-4-nitrophenyl)azo]-5-(diethylamino)phenyl]-
    • HY-D0558
    • CS-0010649
    • MDL: MFCD00468019
    • Inchi: 1S/C20H19N7O3/c1-4-26(5-2)16-6-7-18(19(10-16)23-13(3)28)24-25-20-14(11-21)8-17(27(29)30)9-15(20)12-22/h6-10H,4-5H2,1-3H3,(H,23,28)/b25-24+
    • InChI Key: LEGWLJGBFZBZSC-OCOZRVBESA-N
    • SMILES: O=C(C)NC1=C(C=CC(=C1)N(CC)CC)/N=N/C1C(C#N)=CC(=CC=1C#N)[N+](=O)[O-]

Computed Properties

  • Exact Mass: 405.15500
  • Monoisotopic Mass: 405.155
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 1
  • Hydrogen Bond Acceptor Count: 7
  • Heavy Atom Count: 30
  • Rotatable Bond Count: 8
  • Complexity: 717
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: 7
  • XLogP3: 3
  • Topological Polar Surface Area: 151A^2

Experimental Properties

  • Color/Form: Dark blue powder
  • Density: 1.28
  • Melting Point: >300°C
  • Boiling Point: 691.2°C at 760 mmHg
  • Flash Point: 371.8°C
  • PSA: 150.46000
  • LogP: 5.15436
  • Vapor Pressure: 0.0±2.2 mmHg at 25°C

Disperse Blue 165 Security Information

Disperse Blue 165 Customs Data

  • HS CODE:2927000090
  • Customs Data:

    China Customs Code:

    2927000090

    Overview:

    2927000090 Other diazo compounds\Azo compounds, etc(Including azoxycompounds). VAT:17.0% Tax refund rate:9.0% Regulatory conditions:nothing MFN tariff:6.5% general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to

    Summary:

    2927000090 other diazo-, azo- or azoxy-compounds.Supervision conditions:None.VAT:17.0%.Tax rebate rate:9.0%.MFN tariff:6.5%.General tariff:30.0%

Disperse Blue 165 Pricemore >>

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Additional information on Disperse Blue 165

Disperse Blue 165: A Comprehensive Overview of CAS No. 41642-51-7

Disperse Blue 165, chemically identified by the CAS number 41642-51-7, is a widely utilized dye in the textile and printing industries. This compound, belonging to the Disperse Blue family, is renowned for its vibrant color and excellent lightfastness properties. Its molecular structure and chemical composition make it particularly suitable for dyeing synthetic fibers such as polyester, nylon, and acetate. The popularity of Disperse Blue 165 stems from its ability to produce deep, rich blues that resist fading under various environmental conditions.

The application of Disperse Blue 165 extends beyond textiles into other domains where color stability and durability are paramount. Recent advancements in nanotechnology have opened new avenues for its use in advanced materials and coatings. Researchers have been exploring the potential of incorporating Disperse Blue 165 into conductive polymers and organic semiconductors, leveraging its photostability to enhance the performance of these materials in optoelectronic devices.

In the realm of pharmaceuticals, Disperse Blue 165 has been investigated for its potential role in drug delivery systems. Its ability to absorb light across a broad spectrum makes it an attractive candidate for photoactivatable drug formulations. Studies have demonstrated that when integrated into polymeric micelles, Disperse Blue 165 can enhance the targeted delivery of therapeutic agents by responding to external light stimuli. This approach has shown promise in preclinical trials for treating localized diseases with minimal systemic side effects.

The environmental impact of Disperse Blue 165 has also been a subject of extensive research. Modern dyeing processes aim to minimize water usage and reduce waste, and Disperse Blue 165 has been optimized for more sustainable practices. Innovations in dyeing techniques, such as low-temperature dyeing and supercritical fluid assisted dyeing, have been developed to improve efficiency while maintaining the quality of the final product. These methods not only reduce energy consumption but also lower the environmental footprint associated with textile manufacturing.

From an industrial perspective, the synthesis of Disperse Blue 165 involves a series of complex chemical reactions that require precise control over reaction conditions. The compound is typically synthesized through diazotization followed by coupling with appropriate aromatic compounds. Recent improvements in catalytic systems have enabled more efficient and cleaner production processes, reducing the formation of byproducts and improving yield. These advancements are crucial for meeting the growing demand for high-quality dyes without compromising environmental standards.

The role of Disperse Blue 165 in art conservation has also gained attention due to its stability and compatibility with various substrates. Conservation scientists have utilized this dye to restore and enhance historical textiles, ensuring that artistic heritage is preserved for future generations. The compound's resistance to degradation under UV light makes it an ideal candidate for restoration projects where long-term stability is essential.

Future research directions for Disperse Blue 165 include exploring its potential in biotechnology and medical imaging. Its unique photophysical properties make it a candidate for developing contrast agents for fluorescence microscopy and other imaging techniques. By tuning its molecular structure, researchers aim to develop derivatives that offer enhanced sensitivity and specificity for diagnostic applications.

The economic significance of Disperse Blue 165 cannot be overstated. It plays a pivotal role in the global dye market, contributing significantly to industries that rely on high-performance coloring solutions. The compound's versatility and reliability ensure its continued relevance in an ever-evolving technological landscape. As industries seek innovative solutions to meet consumer demands, Disperse Blue 165 remains a cornerstone in the development of advanced materials and applications.

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