2-Ethylhexanol
Plasticizer Synthesis: 2-Ethylhexanol functions as an essential intermediate in the production of dioctyl phthalate (DOP), the predominant plasticizer employed in polyvinyl chloride (PVC) compound formulations.
Multifunctional Utility: The compound serves multiple industrial roles including solvent applications, particulate dispersion, foam suppression, and lubrication enhancement across various manufacturing processes.
Broad Industrial Implementation: Beyond plasticizer manufacturing, its applications extend to mineral processing operations, diesel fuel additives, corrosion inhibition systems, and surfactant production.
Stability and Handling: While demonstrating chemical stability in formulated products, the material requires appropriate safety measures during processing due to its combustible nature.
2-Ethylhexanol, frequently designated as octanol in industrial contexts, functions as a significant chemical intermediate. Beyond its principal role in plasticizer synthesis, this alcohol serves as a precursor for octyl acrylate production and exhibits surfactant properties. Its primary applications encompass the manufacturing of: dioctyl phthalate (DOP), dioctyl adipate (DOA), trioctyl trimellitate (TOTM) and related plasticizers; octyl acrylate monomers; surfactant compounds; lubricant additives for mineral oils; mining chemicals; diesel fuel improvers; solvent formulations; corrosion inhibitors; and various specialty chemical products.
Melting point | −76 °C(lit.) |
Boiling point | 183-186 °C(lit.) |
density | 0.833 g/mL at 25 °C(lit.) |
vapor density | 4.49 (vs air) |
vapor pressure | 0.2 mm Hg ( 20 °C) |
refractive index | n20/D 1.431(lit.) |
FEMA | 3151 | 2-ETHYL-1-HEXANOL |
Fp | 171 °F |
storage temp. | Store below +30°C. |
solubility | Water |
form | Liquid |
pka | 15.05±0.10(Predicted) |
color | Clear |
PH | 7 (1g/l, H2O, 20℃) |
Odor | sweet. |
biological source | synthetic |
Odor Threshold | 0.013ppm |
Odor Type | citrus |
explosive limit | 0.88%, 104°F |
Water Solubility | 1 g/L (20 ºC) |
JECFA Number | 267 |
Merck | 14,3808 |
BRN | 1719280 |
Dielectric constant | 3.4（18℃） |
Stability: | Stable. Combustible. Incompatible with strong oxidizing agents, strong acids. |
InChIKey | YIWUKEYIRIRTPP-UHFFFAOYSA-N |
LogP | 2.9 at 25℃ |
CAS DataBase Reference | 104-76-7(CAS DataBase Reference) |
NIST Chemistry Reference | 1-Hexanol, 2-ethyl-(104-76-7) |
EPA Substance Registry System | 2-Ethylhexanol (104-76-7) |
Safety Information
Hazard Codes | Xn,Xi |
Risk Statements | 37/38-41-36-21-52/53-36/37/38-20 |
Safety Statements | 26-36/39-36/37/39-36-61 |
WGK Germany | 2 |
RTECS | MP0350000 |
Autoignition Temperature | 550 °F |
TSCA | Yes |
HS Code | 29051610 |
HS Code | 29339990 |
Hazardous Substances Data | 104-76-7(Hazardous Substances Data) |
Toxicity | LD50 orally in Rabbit: 3730 mg/kg LD50 dermal Rat > 3000 mg/kg |
Octanol serves as a functional industrial component with demonstrated efficacy as a solvent, foam suppression agent, dispersion aid, and lubricity modifier. Its principal derivatives encompass plasticizer compounds, notably dioctyl phthalate (DOP) and octyl acrylate monomers. DOP synthesized from octanol feedstock constitutes the primary plasticizer for polyvinyl chloride (PVC) formulations, with industry data indicating approximately 95% of global DOP production volume being allocated to PVC modification applications.
