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Chemical compound From Wikipedia, the free encyclopedia
Di(2-propylheptyl) phthalate (also known as bis(2-propylheptyl) benzene-1,2-dicarboxylate, di(propylheptyl) orthophthalate, or DPHP) is an organic compound with the formula C28H46O4. It is a phthalate and is the diester of phthalic acid and the 10-carbon branched-chain alcohol 2-propylheptanol. This colorless, viscous liquid is used for softening PVC plastics and is a general purpose PVC plasticizer.[2] It possesses very good plasticizing properties and may be used as a direct replacement for DEHP and DINP in many applications.
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| Names | |
|---|---|
| Preferred IUPAC name
Bis(2-propylheptyl) benzene-1,2-dicarboxylate | |
| Other names
Bis(2-propylheptyl) phthalate | |
| Identifiers | |
3D model (JSmol) |
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| ChemSpider | |
| ECHA InfoCard | 100.053.137 |
| EC Number |
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PubChem CID |
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CompTox Dashboard (EPA) |
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| Properties | |
| C28H46O4 | |
| Molar mass | 446.672 g·mol−1 |
| Appearance | Clear oily liquid[1] |
| Density | 0.957-0.965 g/cm3[1] |
| < 0.01 mg/L[1] | |
Refractive index (nD) |
1.482-1.484 |
| Viscosity | 120-130 mPas |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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