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CAS No 126-73-8 , tributyl phosphate Search by region : Netherlands

  • Name: tributyl phosphate
  • Synonyms: Tributylphosphat; Tributylphosphate;tributyl phosphate; Phosphoric acid tributyl ester; Celluphos 4; 126-73-8; Butyl phosphate;Tri-n-butyl phosphate;
  • CAS Registry Number:
  • Transport: UN 1208 3/PG 2
  • Melting Point: -79 ºC
  • Flash Point: 146 ºC
  • Boiling Point: 289 ºC
  • Density: 0.979
  • Refractive index: 1.423-1.425
  • Water Solubility: 0.6 G/100 ML
  • Safety Statements: R22;R38;R40
  • Hazard Symbols: Xn: Harmful;
  • HS Code: 29190010
  • Flash Point: 146 ºC
  • EINECS: 204-800-2
  • Molecular Weight: 266.314142
  • InchiKey: STCOOQWBFONSKY-UHFFFAOYSA-N
  • InChI: InChI=1S/C12H27O4P/c1-4-7-10-14-17(13,15-11-8-5-2)16-12-9-6-3/h4-12H2,
    1-3H3
  • Risk Statements: S36/37;S46
  • Molecular Formula: C12H27O4P
  • Molecular Structure:CAS No:126-73-8 tributyl phosphate

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References of tributyl phosphate
Title: Tributyl Phosphate
CAS Registry Number: 126-73-8
CAS Name: Phosphoric acid tributyl ester
Molecular Formula: C12H27O4P
Molecular Weight: 266.31
Percent Composition: C 54.12%, H 10.22%, O 24.03%, P 11.63%
Line Formula: (C4H9)3PO4
Literature References: Prepd by reaction of POCl3 with butyl alcohol: Pianfetti, Janey, US 3020303 (1962 to FMC). Toxicity study: Smyth, Carpenter, J. Ind. Hyg. Toxicol. 26, 269 (1944).
Properties: Colorless, odorless liq; d2525 0.976; bp 289° with decompn; bp27 177-178°; mp below -80°. Flash pt 146°C. nD25 1.4215. One ml dissolves in about 165 ml water; miscible with usual organic solvents. LD50 orally in rats: 3.0 g/kg (Smyth, Carpenter).
Melting point: mp below -80°
Boiling point: bp 289° with decompn; bp27 177-178°
Flash point: Flash pt 146°C
Index of refraction: nD25 1.4215
Density: d2525 0.976
Toxicity data: LD50 orally in rats: 3.0 g/kg (Smyth, Carpenter)
CAUTION: Potential symptoms of overexposure are irritation of eyes, respiratory system and skin; headache; nausea. See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997) p 314.
Use: Plasticizer for cellulose esters, lacquers, plastics, and vinyl resins.