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Testing Status of 1,2,4-trimethylbenzene 15005


CASRN: 95-63-6

Formula: C9-H12

Synonyms/Common Names

  • C9 Alkylbenzenes

Known Uses

Sterilizing catgut ... solvent in manufacture of dyes, perfumes and resins; solvent for liquid scintillation counting solutions Pseudocumene is a starting material for dyes, pharmaceuticals and, especially, for trimellitic anhydride, which is then converted to heat-resistant polyamideimides and polyesterimides.

Chemical Properties

Toxicity Effects (HSDB)

Short-Term Toxicity

  • 13 weeks (Inhalation)  (C15005)  On Test 
    • Rats: Harlan Sprague-Dawley; Mice: B6C3F1/N
    • Dose: Mice: 0, 30, 100, 300, 600, 1200 ppm (N = 10/exp. group). Rats: 0, 30, 100, 300, 600, or 1000 ppm (N = 10 for sub chronic, N = 20 for fertility & neuro, N = 10 for interim neuropath).

Genetic Toxicology

  • Micronucleus  (G15005)  On Test 
    • Male Mice
    • Mice: B6C3F1/N
  • 90-day inhalation Micronucleus (Inhalation)  (G98210)  Assigned 
    • Rats: Harlan Sprague-Dawley