Dibutyl Phthalate
Product Description
| Product | Dibutyl Phthalate |
| CAS | 84-74-2 |
| Formula | C6H4(COOC4H9)2 |
| Synonym | DBP, 1,2-Benzenedicarboxylic acid, dibutyl ester, 1,2-Benzenedicarboxylic acid, 1,2-dibutyl ester |
Typical Product Specifications
| Density | 1.0484 (2020 c) |
| Dielectric Constant | 6.44 |
| Surface Tension | 33.4 dynescm |
| Auto/Self Ignition Temperature | temp. 402 c |
| Appearance | Clear and free of suspended matter |
| Color, APHA | 40 max |
| Specific gravity (@20/20C) | 1.047 - 1.050 |
| Acidity, as Phthalic Acid | 0.01% max |
| Water Content | 0.15% max |
| Refractive index nD at 20ยฐC | 1.489 - 1.494 |
| Ester content | 99.5% Min |
| Insolubility | in water |
| Odor | odorless |
| Refractive Index | 1.4920 |
| Color | colorless to yellow stable oily liquid |
| Molecular weight | 278.17 |
| Flash Point | (coc) 340 f |
| Boiling Point | 340 c |
| Chemical Structure | ![]() |
| Notes | Used as a plasticizer to make various materials soft and pliable. Found in products like shower curtains, rain coats, cars, and many other everyday products. |
| Class | Plastic Additives, Plasticizers, Industrial Chemicals, Toxic Release Inventory (TRI) Chemicals |
| Industry | Industrial, Plastics |

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