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Substance Name: Tri-isobutylphosphate
RN: 126-71-6
UNII: 6MKE1AR3GB
InChIKey: HRKAMJBPFPHCSD-UHFFFAOYSA-N

Note

  • An anti-foaming agent.

Classification Code

  • Skin / Eye Irritant

Molecular Formula

  • C12-H27-O4-P

Molecular Weight

  • 266.3153
 
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Names and Synonyms

Name of Substance

  • Tri-isobutylphosphate

Synonyms

  • 4-01-00-01598 (Beilstein Handbook Reference)
  • AI3-07850
  • BRN 1710574
  • EC 204-798-3
  • EINECS 204-798-3
  • Isobutyl phosphate
  • NSC 62222
  • Triisobutyl phosphate
  • UNII-6MKE1AR3GB

Systematic Names

  • Phosphoric acid, triisobutyl ester (8CI)
  • Phosphoric acid, tris(2-methylpropyl) ester
  • Triisobutyl phosphate

Registry Numbers

CAS Registry Number

  • 126-71-6

FDA UNII

  • 6MKE1AR3GB

Other Registry Number

  • 856824-62-9

System Generated Number

  • 0000126716

Structure Descriptors

InChI

1S/C12H27O4P/c1-10(2)7-14-17(13,15-8-11(3)4)16-9-12(5)6/h10-12H,7-9H2,1-6H3

InChIKey

HRKAMJBPFPHCSD-UHFFFAOYSA-N

Smiles

P(OCC(C)C)(OCC(C)C)(OCC(C)C)=O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LC inhalation > 122ppm/6H (122ppm)   American Industrial Hygiene Association Journal. Vol. 34, Pg. 286, 1973.
rat LD50 oral > 5gm/kg (5000mg/kg)   American Industrial Hygiene Association Journal. Vol. 34, Pg. 286, 1973.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Boiling Point 264 deg C   EXP
log P (octanol-water) 3.600 (none)   EST
Atmospheric OH Rate Constant 7.88E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.