Dibutyl phthalate
Chemical Name: Dibutyl Phthalate
Abbreviation: DBP
CAS Registry Number: 84-74-2
EINECS Number: 201-557-4
MDL Number: MFCD00009441
Molecular Formula: C₁₆H₂₂O₄
Molecular Weight: 278.34
Industrial Grade Purity: ≥99.0%
Sample Supply: Available for testing
Minimum Order Quantity (MOQ): 1 Full Container Load (1 FCL)
Standard Packaging: 200L galvanized iron drums, net weight 180kg per drum
Product Details
Dibutyl phthalate industrial grade product is a colorless transparent oily liquid with a mild aromatic ester odor, free of visible suspended impurities.
- Melting Point: -35℃
- Boiling Point: 337℃–340℃ under standard atmospheric pressure
- Relative Density: 1.053 (20℃)
- Refractive Index (n₂₀ᴰ): 1.491~1.493
- Flash Point (Closed Cup): 171℃
- Vapor Pressure: Negligible at 25℃; 146.6Pa at 150℃ with low volatility
- Solubility: Completely insoluble in water; freely miscible with ethanol, ether, acetone, benzene and most conventional organic solvents
- Chemical Stability: Maintains stable properties under normal storage and ambient conditions. Incompatible with strong oxidizing agents, which may trigger chemical reactions and degrade product performance
- Storage Suggestion: Store in cool, dry and well-ventilated warehouses with tightly sealed drums; avoid direct sunlight and high-temperature environment; separate storage from strong oxidants
Parameters
| Parameter | Value |
| 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 |
| color | APHA: ≤10 |
| Specific Gravity | 1.049 (20/20℃) |
| Relative polarity | 0.272 |
| Odor | odorless |
| PH | 7 (20°C, 10mg/L) |
| explosive limit | 0.47%, 236°F |
| Water Solubility | Slightly soluble. 0.0013 g/100 mL |
| FreezingPoint | -35℃ |
| Merck | 14,3035 |
| 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) |
Safety Information
| Item | Details |
| Hazard Codes | T,N,F |
| Risk Statements | 61-50-62-39/23/24/25-23/24/25-11 |
| Safety Statements | 53-45-61-36/37-16 |
| OEB | B |
| OEL | TWA: 5 mg/m3 |
| RIDADR | UN 3082 9/PG 3 |
| WGK Germany | 2 |
| RTECS | TI0875000 |
| Autoignition Temperature | 756 °F |
| TSCA | Yes |
| HazardClass | 9 |
| PackingGroup | III |
| HS Code | 29173100 |
| Hazardous Substances Data | 84-74-2(Hazardous Substances Data) |
| Toxicity | Acute oral LD50 for rats 8,000 mg/kg (RTECS, 1985). |
| IDLA | 4,000 mg/m3 |
Product Application of Dibutyl phthalateCAS#84-74-2
Optional Global Transportation Modes
We provide diversified shipping solutions to match different order volumes, delivery timelines and target regions:
- Air Freight
Fastest delivery schedule for urgent laboratory samples and small-batch trial orders; short transit period yet relatively high logistics cost.
- Sea Freight
The most mainstream and cost-effective shipping method for mass bulk orders matching our 1 FCL MOQ; suitable for long-term regular import clients across all global ports.
- Railway Transport
Specially tailored for customers located in Central Asian countries via China-Europe freight trains; stable transit cycle with moderate logistics cost between sea and air freight.
- International Express Delivery
Only applicable for tiny sample packages with small net weight; convenient door-to-door delivery for lab test samples without full container shipment.
Comprehensive Industrial Application Fields
Dibutyl phthalate is a versatile general-purpose primary plasticizer with wide cross-industry utilization, covering the below sectors:
- Plastic & Elastomer Industry
Core plasticizer for all types of plastic raw materials and synthetic elastomers, effectively improving the flexibility, moldability and surface finish of finished plastic products; also applicable for solid rocket propellant formulation.
- Coatings, Printing Inks & Paper Processing
Key additive for printing inks, paper surface coatings and all kinds of adhesive products to enhance film-forming smoothness and adhesion performance.
- Daily Cosmetics & Fragrance Industry
Acts as perfume oil solvent, fragrance fixative and emollient in aerosol antiperspirant cosmetics; serves as textile lubricant to improve fabric softness and smooth touch.
- Medical & Dental Materials
Special solvent used in polysulfide dental impression materials for clinical dental production.
- Agriculture & Daily Chemicals
Functions as insect repellent and auxiliary raw material for pesticide insecticide formulations.
- Special Manufacturing Materials
Raw material for safety glass and industrial civilian explosive production.
Fast delivery time
Inventory 2-3 working days New production 7-10 working days
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