8.14181

Bis(2-ethylhexyl) phosphate

for synthesis

• Synonym(s): Bis(2-ethylhexyl) phosphate, HDEHP, Phosphoric acid bis (2-ethylhexyl) ester, Bis(2-ethylhexyl) phosphoric acid
• Linear Formula: (CH₃(CH₂)₃CH(C₂H₅)CH₂O)₂POOH
• CAS Number: 298-07-7
• Molecular Weight: 322.42
• MDL number: MFCD00009492
• UNSPSC Code: 12352106
• EC Index Number: 206-056-4
• NACRES: NA.22

Properties

• vapor pressure: <0.1 hPa ( 20 °C)
• Quality Level: 200
• Assay: ≥95.0% (acidimetric)
• autoignition temp.: 255 °C
• potency: 4940 mg/kg LD₅₀, oral (Rat); 1250 mg/kg LD₅₀, skin (Rabbit)
• refractive index: n25/589 1.4420
• pH: 3 (1 g/L in H₂O)
• bp: 48 °C/16 hPa
• mp: -50 °C
• transition temp: flash point 150 °C
• solubility: <1 g/L
• density: 0.97 g/cm³ at 20 °C
• storage temp.: 2-30°C

Description

Application

• Production of highly purified zirconium oxide from zircon mineral leach liquor using bis-(2-ethylhexyl) phosphate as a promising extractant: This research evaluates the feasibility of using bis-(2-ethylhexyl) phosphate for zirconium separation, demonstrating its potential in zirconium oxide production (AH Ali, 2022).
• Optimization of indium recovery and separation from LCD waste by solvent extraction with bis (2-ethylhexyl) phosphate (D2EHPA): This study explores solvent extraction methods for indium recovery from LCD waste, highlighting the efficiency of bis(2-ethylhexyl) phosphate (J Yang, C Ekberg, T Retegan, 2014).
• Homogeneous liquid–liquid extraction of metal ions with non-fluorinated bis (2-ethylhexyl) phosphate ionic liquids having a lower critical solution temperature: This article investigates the use of bis(2-ethylhexyl) phosphate ionic liquids for metal ion extraction, contributing to the development of more environmentally friendly extraction technologies (D Depuydt, L Liu, C Glorieux, W Dehaen, 2015).

Analysis Note

Assay (acidimetric): ≥ 95.0 %
Density (d 20 °C/ 4 °C): 0.968 - 0.975
Identity (IR): passes test

Safety Information

• Pictograms: GHS05,GHS07
• Signal Word: Danger
• Hazard Statements: H312 - H314
• Precautionary Statements: P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P362 + P364
• Hazard Classifications: Acute Tox. 4 Dermal - Skin Corr. 1B
• Storage Class Code: 8A - Combustible, corrosive hazardous materials
• WGK: WGK 1
• Flash Point(F): 266.0 °F
• Flash Point(C): 130 °C