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CAS RN: 298-07-7 | Product Number: P0811

Bis(2-ethylhexyl) Hydrogen Phosphate [for Rare Metals Extraction]

Purity: >95.0%(T)
  • Phosphoric Acid Di(2-ethylhexyl) Ester
  • Di(2-ethylhexyl) Phosphate
  • Dioctyl Phosphate
  • Phosphoric Acid Dioctyl Ester
  • D 2EHPA
4   ≥20 
4   ≥20 

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Product Number P0811
Purity / Analysis Method >95.0%(T)
Molecular Formula / Molecular Weight C__1__6H__3__5O__4P = 322.43  
Physical State (20 deg.C) Liquid
CAS RN 298-07-7
Reaxys Registry Number 1712988
PubChem Substance ID 87574942
SDBS (AIST Spectral DB) 7776
MDL Number


Appearance Colorless to Light yellow to Light orange clear liquid
Purity(Neutralization titration) min. 95.0 %
Specific gravity (20/20) 0.9730 to 0.9830
Refractive index n20/D 1.4420 to 1.4440
Properties (reference)
Melting Point -50 °C
Flash point 196 °C
Specific Gravity (20/20) 0.98
Refractive Index 1.44
Solubility in water Practically insoluble
Degree of solubility in water 2.1 g/l   20 °C
Solubility (soluble in) Alcohol,Acetone,Benzene
Pictogram Pictogram Pictogram
Signal Word Danger
Hazard Statements H312 : Harmful in contact with skin.
H314 : Causes severe skin burns and eye damage.
H412 : Harmful to aquatic life with long lasting effects.
Precautionary Statements P273 : Avoid release to the environment.
P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection.
P303 + P361 + P353 : IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water.
P301 + P330 + P331 : IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P304 + P340 + P310 : IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor.
P305 + P351 + P338 + P310 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/doctor.
Related Laws:
EC Number 206-056-4
RTECS# TB7875000
Transport Information:
UN Number UN1902
Class 8
Packing Group III
HS Number 2919900090
PubMed Literature


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