Cas no 4714-21-0 (4-Methylstilbene)

4-Methylstilbene (CAS 588-84-3) is an organic compound belonging to the stilbene class, characterized by a methyl substituent at the 4-position of the phenyl ring. This derivative exhibits enhanced photophysical properties compared to unsubstituted stilbene, making it valuable in research applications such as fluorescence studies, organic synthesis, and material science. Its rigid molecular structure and conjugated double bond system contribute to stability and predictable reactivity, particularly in polymerization and cross-coupling reactions. The methyl group improves solubility in common organic solvents, facilitating handling in laboratory settings. 4-Methylstilbene is also utilized as a model compound for investigating trans-cis isomerization kinetics and as a building block for advanced organic materials.
4-Methylstilbene structure
4-Methylstilbene structure
Product Name:4-Methylstilbene
CAS No:4714-21-0
MF:C15H14
MW:194.2717
MDL:MFCD00452726
CID:930754
PubChem ID:87557823
Update Time:2025-05-22

4-Methylstilbene Chemical and Physical Properties

Names and Identifiers

    • 4-Methylstilbene
    • 4-METHYLSTILBENE EP
    • 4-methyl-stilbene
    • p-methylstilbene
    • 1-Methyl-4-styrylbenzene
    • 1-methyl-4-(2-phenylethenyl)benzene
    • phenyl 4-methylstyrene
    • MDRVHDXASYPUCB-UHFFFAOYSA-N
    • M1492
    • 4714-21-0
    • ghl.PD_Mitscher_leg0.1129
    • 1-Methyl-4-((E)-styryl)-benzene
    • 1-methyl-4-[(E)-2-phenylethenyl]benzene
    • NSC167098
    • DB-301484
    • MFCD00452726
    • 1860-17-9
    • AS-56774
    • 1657-45-0
    • NSC-167098
    • CS-0452793
    • AKOS002792502
    • (E)-1-Methyl-4-styrylbenzene
    • AC-20795
    • MDRVHDXASYPUCB-VAWYXSNFSA-N
    • 1-methyl-4-[(1E)-2-phenylethenyl]benzene
    • MDL: MFCD00452726
    • Inchi: 1S/C15H14/c1-13-7-9-15(10-8-13)12-11-14-5-3-2-4-6-14/h2-12H,1H3
    • InChI Key: MDRVHDXASYPUCB-UHFFFAOYSA-N
    • SMILES: C1(C([H])=C([H])C2C([H])=C([H])C([H])=C([H])C=2[H])C([H])=C([H])C(C([H])([H])[H])=C([H])C=1[H]

Computed Properties

  • Exact Mass: 194.11000
  • Monoisotopic Mass: 194.11
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 0
  • Heavy Atom Count: 15
  • Rotatable Bond Count: 2
  • Complexity: 190
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 1
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: 5.2
  • Topological Polar Surface Area: 0

Experimental Properties

  • Color/Form: Uncertain
  • Density: 1.0±0.1 g/cm3
  • Melting Point: 118.0 to 122.0 deg-C
  • Boiling Point: 307.1±17.0 °C at 760 mmHg
  • Flash Point: 143.6±11.7 °C
  • Refractive Index: 1.644
  • PSA: 0.00000
  • LogP: 4.16540
  • Solubility: Uncertain
  • Vapor Pressure: 0.0±0.3 mmHg at 25°C

4-Methylstilbene 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%

4-Methylstilbene Pricemore >>

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4-Methylstilbene Production Method

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