Skip Navigation
ChemIDplus A TOXNET DATABASE LiteBrowseAdvanced

Substance Name: Dibutyl phosphate
RN: 107-66-4
UNII: 0072NN74TN
InChIKey: JYFHYPJRHGVZDY-UHFFFAOYSA-N

Note

  • Chemical remains on MTL because of additional testing actions (see ITC Skin Absorption Rate listing)

Molecular Formula

  • C8-H19-O4-P

Molecular Weight

  • 210.2081
 

Classification Codes

  • TWA (1 ppm); STEL (2 ppm)
  • TWA 1 ppm (5 mg/m3)
* denotes mobile formatted website

Links to Resources


Search for this InChIKey on the Web

Names and Synonyms

Name of Substance

  • Di-n-butylphosphoric acid
  • Dibutyl phosphate

Synonyms

  • 4-01-00-01530 (Beilstein Handbook Reference)
  • AI3-07849
  • BRN 0607224
  • Di-n-butyl hydrogen phosphate
  • Di-n-butyl phosphate
  • Dibutyl acid phosphate
  • Dibutyl hydrogen phosphate
  • Dibutyl phosphate
  • DP 4 (coupling agent)
  • EC 203-509-8
  • EINECS 203-509-8
  • HSDB 2513
  • Phosphoric acid, dibutyl ester
  • UNII-0072NN74TN

Systematic Names

  • Dibutyl hydrogen phosphate
  • Phosphoric acid, dibutyl ester

Superlist Names

  • Dibutyl phosphate
  • Phosphoric acid, dibutyl ester

Registry Numbers

CAS Registry Number

  • 107-66-4

FDA UNII

  • 0072NN74TN

Other Registry Number

  • 72283-56-8

Related Registry Numbers

  • 16298-74-1 (hydrochloride salt)
  • 25238-98-6 (potassium salt)
  • 35837-53-7 (V salt)
  • 38491-08-6 (ammonium salt)

System Generated Number

  • 0000107664

Structure Descriptors

InChI

1S/C8H19O4P/c1-3-5-7-11-13(9,10)12-8-6-4-2/h3-8H2,1-2H3,(H,9,10)

InChIKey

JYFHYPJRHGVZDY-UHFFFAOYSA-N

Smiles

CCCCOP(=O)(O)OCCCC

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD50 oral 3200mg/kg (3200mg/kg)   National Technical Information Service. Vol. OTS0528344,

Physical Properties

Physical Property Value Units Temp (deg C) Source
log P (octanol-water) 2.290 (none)   EST
Water Solubility 1.72E+04 mg/L 25 EXP
Vapor Pressure 9.60E-05 mm Hg 25 EST
Henry's Law Constant 4.26E-09 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 5.27E-11 cm3/molecule-sec 25 EST

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