Cas no 14117-96-5 (Dioctadecyl phthalate)

Dioctadecyl phthalate (DOP) is a high-molecular-weight phthalate ester commonly used as a plasticizer in polymer applications. Its long alkyl chains contribute to excellent compatibility with PVC and other resins, enhancing flexibility and durability in finished products. DOP exhibits low volatility and high thermal stability, making it suitable for applications requiring prolonged heat resistance. It also demonstrates good electrical insulation properties, which are advantageous in wire and cable coatings. Due to its low migration tendency, DOP helps maintain material integrity over time. The compound is typically employed in industrial formulations where long-term performance and resistance to environmental stressors are critical.
Dioctadecyl phthalate structure
Dioctadecyl phthalate structure
Product Name:Dioctadecyl phthalate
CAS No:14117-96-5
MF:C44H78O4
MW:671.087734699249
MDL:MFCD22372084
CID:179103
PubChem ID:84206
Update Time:2025-05-28

Dioctadecyl phthalate Chemical and Physical Properties

Names and Identifiers

    • 1,2-Benzenedicarboxylicacid, 1,2-dioctadecyl ester
    • dioctadecyl benzene-1,2-dicarboxylate
    • DIOCTADECYL PHTHALATE
    • AC1L36ZV
    • AC1Q67FJ
    • AR-1I6666
    • CTK4C2513
    • Distearyl phthalate
    • EINECS 237-971-7
    • SureCN111107
    • 1,2-Benzenedicarboxylic acid,dioctadecyl ester
    • Stearyl phthalate
    • Dioctadecylphthalat
    • n-Octadecyl phthalate
    • DI-N-OCTADECYLPHTHALATE
    • PHTHALICACID,DIOCTADECYLESTER
    • PHTHALICACID,DI-N-OCTADECYLESTER
    • DISTEARYLPHTHALATE
    • 1,2-Benzenedicarboxylic acid, dioctadecyl ester
    • 1,2-Benzenedicarboxylic acid, 1,2-dioctadecyl ester
    • 06J46O83PN
    • Phthalic acid dioctadecyl ester
    • 1,2-dioctadecyl benzene-1,2-dicarboxylate
    • Q27236208
    • A12038
    • W-110366
    • DTXSID2065707
    • dioctadecylphthalate
    • 14117-96-5
    • AKOS030627152
    • UNII-06J46O83PN
    • AS-68650
    • FT-0697095
    • BCP32440
    • NS00019872
    • SCHEMBL111107
    • n-Octadecyl phthalate;Stearyl phthalate;1,2-Benzenedicarboxylic acid, dioctadecyl ester
    • Di octadecyl phthalate
    • MQKMBXOZOISLIV-UHFFFAOYSA-N
    • DTXCID3034581
    • Dioctadecyl phthalate
    • MDL: MFCD22372084
    • Inchi: 1S/C44H78O4/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31-35-39-47-43(45)41-37-33-34-38-42(41)44(46)48-40-36-32-30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h33-34,37-38H,3-32,35-36,39-40H2,1-2H3
    • InChI Key: MQKMBXOZOISLIV-UHFFFAOYSA-N
    • SMILES: O(C(C1C=CC=CC=1C(=O)OCCCCCCCCCCCCCCCCCC)=O)CCCCCCCCCCCCCCCCCC

Computed Properties

  • Exact Mass: 670.59034
  • Monoisotopic Mass: 670.59
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 48
  • Rotatable Bond Count: 38
  • Complexity: 633
  • 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
  • XLogP3: 19.9
  • Topological Polar Surface Area: 52.6

Experimental Properties

  • Density: 0.923g/cm3
  • Boiling Point: 591.1oC at 760mmHg
  • Flash Point: 321.1oC
  • Refractive Index: 1.482
  • PSA: 52.6
  • LogP: 14.52320

Dioctadecyl phthalate Pricemore >>

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