Cas no 34101-86-5 (1,2-Bis(3,4-dimethylphenyl)ethane)

1,2-Bis(3,4-dimethylphenyl)ethane is a high-purity organic compound primarily utilized as an intermediate in the synthesis of advanced materials, including liquid crystals and specialty polymers. Its symmetrical structure, featuring two 3,4-dimethylphenyl groups linked by an ethane bridge, contributes to its stability and controlled reactivity, making it suitable for precise chemical transformations. The compound's well-defined molecular architecture ensures consistency in performance for applications requiring tailored electronic or steric properties. It is commonly employed in research and industrial settings where rigid, aromatic frameworks are essential. Available in standardized grades, it meets stringent purity requirements for demanding synthetic processes.
1,2-Bis(3,4-dimethylphenyl)ethane structure
34101-86-5 structure
Product Name:1,2-Bis(3,4-dimethylphenyl)ethane
CAS No:34101-86-5
MF:C18H22
MW:238.367285251617
MDL:MFCD00037055
CID:308771
PubChem ID:87564739
Update Time:2025-06-08

1,2-Bis(3,4-dimethylphenyl)ethane Chemical and Physical Properties

Names and Identifiers

    • 3,3',4,4'-Tetramethylbibenzyl
    • 1,2-BIS(3,4-DIMETHYLPHENYL)ETHANE
    • 4-[2-(3,4-dimethylphenyl)ethyl]-1,2-dimethylbenzene
    • 1,2-Di(3,4-xylyl)ethane
    • 3,3',4,4'-tetramethyl-1,2-diphenylethane
    • B1851
    • Di-p,m-dimethylbenzyl
    • Benzene, 1,1'-(1,2-ethanediyl)bis[3,4-dimethyl-
    • 1,2-bis-(3,4-Dimethylphenyl)ethane
    • Benzene, 1,1'-(1,2-ethanediyl)bis(3,4-dimethyl-
    • DTXSID2074619
    • CS-0451344
    • 34101-86-5
    • MFCD00037055
    • T70797
    • MOPBWASVAUDDTC-UHFFFAOYSA-N
    • 1,2-Bis(3,4-dimethylphenyl)ethane
    • MDL: MFCD00037055
    • Inchi: 1S/C18H22/c1-13-5-7-17(11-15(13)3)9-10-18-8-6-14(2)16(4)12-18/h5-8,11-12H,9-10H2,1-4H3
    • InChI Key: MOPBWASVAUDDTC-UHFFFAOYSA-N
    • SMILES: C(C1C=CC(C)=C(C)C=1)CC1C=CC(C)=C(C)C=1

Computed Properties

  • Exact Mass: 238.17200
  • Monoisotopic Mass: 238.172150702g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 0
  • Heavy Atom Count: 18
  • Rotatable Bond Count: 3
  • Complexity: 218
  • 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: nothing
  • XLogP3: 5.6
  • Topological Polar Surface Area: 0

Experimental Properties

  • Color/Form: Not determined
  • Melting Point: 92.0 to 96.0 deg-C
  • PSA: 0.00000
  • LogP: 4.70540
  • Solubility: Not determined

1,2-Bis(3,4-dimethylphenyl)ethane Customs Data

  • HS CODE:2902909090
  • Customs Data:

    China Customs Code:

    2902909090

    Overview:

    2902909090. Other aromatic hydrocarbons. VAT:17.0%. Tax refund rate:9.0%. Regulatory conditions:nothing. MFN tariff:2.0%. general tariff:30.0%

    Declaration elements:

    Product Name, component content

    Summary:

    2902909090 other aromatic hydrocarbons.Supervision conditions:None.VAT:17.0%.Tax rebate rate:9.0%.MFN tariff:2.0%.General tariff:30.0%

1,2-Bis(3,4-dimethylphenyl)ethane Pricemore >>

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1,2-Bis(3,4-dimethylphenyl)ethane Production Method

Additional information on 1,2-Bis(3,4-dimethylphenyl)ethane

Introduction to 1,2-Bis(3,4-dimethylphenyl)ethane (CAS No. 34101-86-5)

1,2-Bis(3,4-dimethylphenyl)ethane (CAS No. 34101-86-5) is a unique organic compound with significant applications in various fields of chemistry and materials science. This compound is characterized by its symmetrical structure, which consists of two 3,4-dimethylphenyl groups attached to a central ethane chain. The molecular formula of this compound is C16H22, and its molecular weight is approximately 214.35 g/mol.

The synthesis of 1,2-Bis(3,4-dimethylphenyl)ethane can be achieved through several methods, including the coupling reaction of 3,4-dimethylbenzyl halides with organometallic reagents such as Grignard reagents or organolithium compounds. These reactions are typically carried out under carefully controlled conditions to ensure high yields and purity. The compound's stability and ease of synthesis make it a valuable intermediate in the production of more complex organic molecules.

In recent years, 1,2-Bis(3,4-dimethylphenyl)ethane has gained attention for its potential applications in the development of advanced materials and pharmaceuticals. One notable area of research involves its use as a building block for the synthesis of conjugated polymers and organic semiconductors. These materials have shown promise in the fabrication of organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and other electronic devices due to their excellent electronic and optical properties.

Beyond its role in materials science, 1,2-Bis(3,4-dimethylphenyl)ethane has also been explored for its biological activities. Studies have indicated that this compound exhibits moderate antioxidant properties, which could be beneficial in the development of new therapeutic agents. Additionally, preliminary research suggests that it may have potential as a lead compound for the design of drugs targeting specific enzymes or receptors involved in various diseases.

The physical properties of 1,2-Bis(3,4-dimethylphenyl)ethane, such as its melting point and solubility, are crucial for understanding its behavior in different environments. The compound typically appears as a white crystalline solid with a melting point ranging from 70 to 75°C. It is moderately soluble in common organic solvents like ethanol and dichloromethane but has limited solubility in water. These properties make it suitable for use in both laboratory-scale experiments and industrial processes.

Safety considerations are an essential aspect when handling any chemical compound. While 1,2-Bis(3,4-dimethylphenyl)ethane is not classified as a hazardous material under current regulations, it is important to follow standard laboratory safety protocols when working with it. This includes using appropriate personal protective equipment (PPE) such as gloves and safety goggles, ensuring proper ventilation, and disposing of waste materials according to local guidelines.

The environmental impact of chemical compounds is another critical factor to consider. Research on the biodegradability and ecotoxicity of 1,2-Bis(3,4-dimethylphenyl)ethane is ongoing, but preliminary studies suggest that it has low toxicity to aquatic organisms and does not pose significant environmental risks when used responsibly.

In conclusion, 1,2-Bis(3,4-dimethylphenyl)ethane (CAS No. 34101-86-5) is a versatile organic compound with a wide range of potential applications in materials science and pharmaceutical research. Its unique structural features and favorable physical properties make it an attractive candidate for further investigation and development. As research in these areas continues to advance, the importance of this compound is likely to grow, contributing to the advancement of various scientific fields.

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