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Substance Name: Tetrabutylphosphonium
RN: 3115-68-2
UNII: 2953275L2K
InChIKey: RKHXQBLJXBGEKF-UHFFFAOYSA-M

Classification Code

  • Skin / Eye Irritant

Molecular Formula

  • C16-H36-P.Br

Molecular Weight

  • 339.338
 
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Names and Synonyms

Name of Substance

  • Tetrabutylphosphonium

Synonyms

  • EINECS 221-487-8
  • NSC 41942
  • PX 4B
  • Tetra-n-butylphosphonium bromide
  • UNII-2953275L2K

Systematic Names

  • Phosphonium, tetrabutyl-, bromide
  • Phosphonium, tetrabutyl-, bromide (1:1)
  • Tetrabutylphosphonium bromide

Registry Numbers

CAS Registry Number

  • 3115-68-2

FDA UNII

  • 2953275L2K

Other Registry Numbers

  • 34283-24-4
  • 64267-87-4

Related Registry Numbers

  • 2304-30-5 (chloride)
  • 3115-66-0 (iodide)

System Generated Number

  • 0003115682

Molecular Formulas

Molecular Formula

  • C16-H36-P.Br

Molecular Formula Fragments

  • Br
  • C16-H36-P
  • COMPONENT

Structure Descriptors

InChI

1S/C16H36P.BrH/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;/h5-16H2,1-4H3;1H/q+1;/p-1

InChIKey

RKHXQBLJXBGEKF-UHFFFAOYSA-M

Smiles

[P+](CCCC)(CCCC)(CCCC)CCCC.[BrH-]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intravenous 56mg/kg (56mg/kg)   U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#03131,
rabbit LD50 skin 197mg/kg (197mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

LUNGS, THORAX, OR RESPIRATION: DYSPNEA
National Technical Information Service. Vol. OTS0535940,
rat LC50 inhalation > 3mg/m3/1H (3mg/m3)   Toxicology. Vol. 24, Pg. 245, 1982.
rat LD50 oral 420mg/kg (420mg/kg) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

LIVER: OTHER CHANGES

GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA"
National Technical Information Service. Vol. OTS0535942,