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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