Dibutyl Phthalate CAS#84-74-2

High Purity – Dibutyl Phthalate has a purity of ≥99.5%, ensuring consistent quality.
Superior Clarity – The color intensity (Pt-Co number) of high-grade product is ≤20, indicating excellent visual quality.
Stable Liquid Form – Appears as a colorless, oily liquid at room temperature with no suspended matter.
Mild Odor – Possesses only a slight aromatic smell, making it suitable for various applications.

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Product Details

Dibutyl Phthalate CAS#84-74-2

Dibutyl phthalate is a colorless, oily liquid at room temperature, featuring a slight aromatic odor and free of suspended matter. The superior grade product has a color intensity (Pt-Co number) of ≤20 and a purity of ≥99.5%.

Dibutyl Phthalate CAS#84-74-2

Dibutyl phthalate Chemical Properties

Melting point	-35 °C (lit.)
Boiling point	340 °C (lit.)
density	1.043 g/mL at 25 °C (lit.)
vapor density	9.6 (vs air)
vapor pressure	1 mm Hg ( 147 °C)
refractive index	n20/D 1.492(lit.)
Fp	340 °F
storage temp.	2-8°C
solubility	Very soluble in alcohol, ether, acetone, benzene
form	Liquid
Specific Gravity	1.049 (20/20℃)
color	APHA: ≤10
PH	7 (20°C, 10mg/L)
Odor	odorless
Relative polarity	0.272
explosive limit	0.47%, 236°F
Water Solubility	Slightly soluble. 0.0013 g/100 mL
FreezingPoint	-35℃
Merck	143035
BRN	1914064
Henry's Law Constant	6.3 x 10-5 atm?m3/mol (quoted, Petrasek et al., 1983)
Dielectric constant	6.0（45℃）
Exposure limits	NIOSH REL: TWA 5 mg/m3, IDLH 4,000 mg/m3; OSHA PEL: TWA 5 mg/m3; ACGIH TLV: TWA 5 mg/m3.
InChIKey	DOIRQSBPFJWKBE-UHFFFAOYSA-N
LogP	4.46-4.57 at 20-30℃
CAS DataBase Reference	84-74-2(CAS DataBase Reference)
NIST Chemistry Reference	Dibutyl phthalate(84-74-2)
EPA Substance Registry System	Dibutyl phthalate (84-74-2)

Dibutyl Phthalate CAS#84-74-2

Product Usage

Dibutyl phthalate is primarily used as a plasticizer for plastics, rubber, and paints. It also serves as a lubricant, emulsifier, high-boiling-point solvent, and gas chromatography stationary phase. Its applications extend to the production of artificial leather, printing inks, safety glass, insecticides, and fragrance solvents.

Dibutyl Phthalate CAS#84-74-2