Cas no 3478-88-4 (2,2',4,4'-Tetramethylbenzophenone)

2,2',4,4'-Tetramethylbenzophenone is a substituted benzophenone derivative characterized by its four methyl groups positioned at the 2, 2', 4, and 4' locations on the phenyl rings. This structural modification enhances its stability and alters its photochemical properties compared to unsubstituted benzophenone. The compound is commonly utilized as a photoinitiator in UV-curable coatings, inks, and adhesives due to its efficient absorption of UV light and ability to generate free radicals for polymerization. Its methyl groups contribute to improved solubility in organic matrices and reduced volatility. Additionally, it exhibits favorable thermal stability, making it suitable for applications requiring controlled curing processes.
2,2',4,4'-Tetramethylbenzophenone structure
3478-88-4 structure
Product Name:2,2',4,4'-Tetramethylbenzophenone
CAS No:3478-88-4
MF:C17H18O
MW:238.324224948883
MDL:MFCD00060094
CID:295849
PubChem ID:87577009
Update Time:2025-10-20

2,2',4,4'-Tetramethylbenzophenone Chemical and Physical Properties

Names and Identifiers

    • 2,2',4,4'-Tetramethylbenzophenone
    • bis(2,4-dimethylphenyl)methanone
    • Methanone,bis(2,4-dimethylphenyl)-
    • 2,4,2',4'-Tetramethyl-benzophenon
    • 2,4,2',4'-tetramethyl-benzophenone
    • di-(2,4-dimethylphenyl) ketone
    • KFNQSAKXSGGDAA-UHFFFAOYSA-N
    • 2,2',4,4'tetramethylbenzophenone
    • 4233AB
    • 1079AE
    • A822400
    • SCHEMBL286054
    • MFCD00060094
    • 2,2 inverted exclamation mark ,4,4 inverted exclamation mark -Tetramethylbenzophenone
    • AKOS005920171
    • SY053813
    • 3478-88-4
    • DTXSID80483574
    • CS-0187323
    • T1232
    • AS-60957
    • FT-0653785
    • D97415
    • MDL： MFCD00060094
    • Inchi： 1S/C17H18O/c1-11-5-7-15(13(3)9-11)17(18)16-8-6-12(2)10-14(16)4/h5-10H,1-4H3
    • InChI Key： KFNQSAKXSGGDAA-UHFFFAOYSA-N
    • SMILES： O=C(C1C=CC(C)=CC=1C)C1C=CC(C)=CC=1C

Computed Properties

  • Exact Mass: 238.13600
  • Monoisotopic Mass: 238.135765193g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 1
  • Heavy Atom Count: 18
  • Rotatable Bond Count: 2
  • Complexity: 268
  • 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: 72
  • XLogP3: 4.7
  • Topological Polar Surface Area: 17.1

Experimental Properties

  • Color/Form: Not determined
  • Density: 1,04 g/cm3
  • Melting Point: No data available
  • Boiling Point: 188°C/7mmHg(lit.)
  • Flash Point: 146.7°C
  • Refractive Index: 1.5830-1.5860
  • PSA: 17.07000
  • LogP: 4.15120
  • Solubility: Not determined
  • Vapor Pressure: 0.0±0.8 mmHg at 25°C

2,2',4,4'-Tetramethylbenzophenone Security Information

2,2',4,4'-Tetramethylbenzophenone Customs Data

  • HS CODE：2914399090
  • Customs Data：

    China Customs Code:

    2914399090

    Overview:

    2914399090. Other aromatic ketones without other oxygen-containing groups. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:5.5%. general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to, Acetone declared packaging

    Summary:

    2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

2,2',4,4'-Tetramethylbenzophenone Pricemore >>

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abcr
AB142279-5g
2,2',4,4'-Tetramethylbenzophenone, 96%; .
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5g
 €141.70 2024-04-15

2,2',4,4'-Tetramethylbenzophenone Production Method

2,2',4,4'-Tetramethylbenzophenone Related Literature

Related Categories

Additional information on 2,2',4,4'-Tetramethylbenzophenone

Comprehensive Overview of 2,2',4,4'-Tetramethylbenzophenone (CAS No. 3478-88-4): Properties, Applications, and Industry Insights

2,2',4,4'-Tetramethylbenzophenone (CAS No. 3478-88-4) is a specialized organic compound widely recognized for its unique chemical structure and versatile applications in industrial and research settings. As a derivative of benzophenone, this compound features four methyl groups strategically positioned on the aromatic rings, enhancing its stability and reactivity. The growing interest in photoinitiators, UV-curable materials, and polymer chemistry has propelled the demand for this compound, making it a focal point in modern material science.

One of the most notable properties of 2,2',4,4'-Tetramethylbenzophenone is its role as a photoinitiator in UV-curing systems. With the increasing adoption of eco-friendly coatings and sustainable manufacturing processes, this compound has gained traction due to its efficiency in initiating polymerization under ultraviolet light. Industries such as 3D printing, adhesives, and ink formulations rely heavily on its performance, aligning with global trends toward green chemistry and reduced environmental impact.

Beyond its industrial applications, 2,2',4,4'-Tetramethylbenzophenone is also studied for its potential in pharmaceutical intermediates and organic synthesis. Researchers are exploring its use in constructing complex molecular frameworks, leveraging its electron-rich aromatic system for targeted reactions. This aligns with the rising demand for high-purity chemicals in drug development and custom synthesis services, addressing challenges in precision medicine and biocompatible materials.

From a technical perspective, the compound's thermal stability and solubility profile make it suitable for diverse formulations. Its compatibility with polar solvents and resistance to degradation under heat are critical for applications in high-performance polymers and electronic materials. As industries prioritize durable coatings and advanced composites, the relevance of 2,2',4,4'-Tetramethylbenzophenone continues to expand.

In the context of market trends, the compound's supply chain is influenced by advancements in chemical manufacturing technologies and regulatory shifts toward safer alternatives. Companies are investing in scalable synthesis methods to meet the growing demand while adhering to REACH compliance and other global standards. This underscores the importance of quality control and batch consistency in production, ensuring reliability for end-users.

For researchers and industry professionals, understanding the structure-activity relationship of 2,2',4,4'-Tetramethylbenzophenone is essential for optimizing its applications. Recent studies highlight its potential in light-driven catalysis and smart materials, opening avenues for innovation in renewable energy and nanotechnology. These developments resonate with the broader scientific community's focus on sustainable innovation and circular economy principles.

In summary, 2,2',4,4'-Tetramethylbenzophenone (CAS No. 3478-88-4) stands at the intersection of cutting-edge research and industrial practicality. Its multifaceted roles in UV curing, material science, and organic synthesis make it a valuable asset in addressing contemporary challenges. As industries evolve toward smarter and greener solutions, this compound is poised to play an increasingly pivotal role in shaping the future of specialty chemicals.

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