Bis(2-ethylhexyl)phosphate , CP , 298-07-7

Synonym(s):
Bis(2-ethylhexyl) hydrogen phosphate;Bis(2-ethylhexyl) phosphate;HDEHP;Di(2-ethylhexyl) phosphate;HDEHP, Phosphoric acid bis (2-ethylhexyl) ester, Bis(2-ethylhexyl) phosphoric acid

CAS NO.：298-07-7

Empirical Formula: C16H35O4P

Molecular Weight: 322.42

MDL number: MFCD00009492

EINECS: 206-056-4

PRODUCT Properties

• Melting point: −60 °C(lit.)
• Boiling point: 48 °C (12 mmHg)
• Density: 0.965 g/mL at 25 °C(lit.)
• vapor pressure: <0.1 hPa (20 °C)
• refractive index: n20/D 1.443(lit.)
• Flash point: >230 °F
• storage temp.: Store below +30°C.
• solubility: ethanol: soluble100mg/mL, clear
• form: Liquid
• pka: 1.47±0.50(Predicted)
• Specific Gravity: 0.974
• color: Colorless
• PH: 3 (< 1g/l, H2O)
• Water Solubility: slightly soluble
• FreezingPoint: -60℃
• BRN: 1712988
• Stability: Moisture Sensitive
• InChIKey: SEGLCEQVOFDUPX-UHFFFAOYSA-N
• LogP: 2.88 at 25℃
• CAS DataBase Reference: 298-07-7(CAS DataBase Reference)
• NIST Chemistry Reference: Bis(2-ethylhexyl)hydrogen phosphate(298-07-7)
• EPA Substance Registry System: Bis(2-ethylhexyl) phosphate (298-07-7)

Description and Uses

Additive to lubrication oils, corrosion inhibitor, and antioxidant. Used as extractant in the hydrometallurgical separation of cobalt and nickel. Metal extraction and separation, intermediate for wetting agents and detergents . Feedstock for chemical synthesis; extraction fluid for metal salts; cation extracting agent.

Safety

• Symbol(GHS): GHS05,GHS07
• Signal word: Danger
• Hazard statements: H312-H314
• Precautionary statements: P280-P301+P330+P331-P303+P361+P353-P305+P351+P338
• Hazard Codes: C
• Risk Statements: 21-34
• Safety Statements: 26-36/37/39-45-25
• RIDADR: UN 1902 8/PG 3
• WGK Germany: 1
• RTECS: TB7875000
• Autoignition Temperature: 255 °C
• TSCA: Yes
• HazardClass: 8
• PackingGroup: III
• HS Code: 29190090
• Hazardous Substances Data: 298-07-7(Hazardous Substances Data)
• Toxicity: LD50 orally in Rabbit: 4940 mg/kg LD50 dermal Rabbit 1250 mg/kg