8.21202

Tris(2-ethylhexyl) phosphate

for synthesis

• Synonym(s): Tris(2-ethylhexyl) phosphate, Phosphoric acid tris(2-ethylhexyl ester)
• Linear Formula: [CH₃(CH₂)₃CH(C₂H₅)CH₂O]₃PO
• CAS Number: 78-42-2
• Molecular Weight: 434.63
• MDL number: MFCD00009491
• UNSPSC Code: 12352108
• EC Index Number: 201-116-6
• NACRES: NA.22

Properties

• vapor pressure: <0.01 hPa ( 20 °C)
• Quality Level: 200
• assay: ≥98.0% (GC)
• form: liquid
• autoignition temp.: 370 °C
• potency: 37000 mg/kg LD₅₀, oral (Rat); 20000 mg/kg LD₅₀, skin (Rabbit)
• pH: 7 (20 °C in H₂O)
• bp: 210 °C/5 hPa (decomposes)
• mp: <-70 °C
• transition temp: flash point 170 °C
• solubility: <0.001 g/L
• density: 0.92 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C24H51O4P/c1-7-13-16-22(10-4)19-26-29(25,27-20-23(11-5)17-14-8-2)28-21-24(12-6)18-15-9-3/h22-24H,7-21H2,1-6H3
• InChI key: GTVWRXDRKAHEAD-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.923 - 0.924
Identity (IR): passes test

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H315
• pcodes: P264 - P280 - P302 + P352 - P332 + P313 - P362 + P364
• Hazard Classifications: Skin Irrit. 2
• Storage Class: 10 - Combustible liquids
• wgk_germany: WGK 2
• flash_point_f: 338.0 °F
• flash_point_c: 170 °C