Testing Status of Pyrogallol M960044

CASRN: 87-66-1

Formula: C6-H6-O3

Synonyms/Common Names

• 1,2,3-Benzenetriol (9CI)
• Pyrogallic acid
• 1,2,3-Trihydroxybenzene

Short-Term Toxicity

• 13 weeks (Topical Application)  (C99032)  Completed 
  • Rats: F344/N; Mice: B6C3F1/N
  • Dose: R: 0, 9.5, 18.75, 37.5, 75, OR 150 MG/KG; 20/SEX/DOSE; M: 0, 38, 75, 150, 300, OR 600 MG/KG; 10/SEX/DOSE.

Long-Term Carcinogenicity

• 2 years (Topical Application)  (C99032)  Completed 
  • TR-574 (NIH Number: 13-5916)  (Peer Review Approval 02/08/2012A )
    Toxicology and Carcinogenesis Studies of Pyrogallol (CASRN 87-66-1) in F344/N Rats and B6C3F1 Mice (Topical Application Studies)
  • Rats: F344/N; Mice: B6C3F1/N
  • Carcinogenesis Results
    • Male Rats No Evidence 
    • Female Rats No Evidence 
    • Male Mice Equivocal Evidence 
    • Female Mice Some Evidence 
  • Dose: R&M: 0, 5, 20, OR 75 MG/KG; 50/SEX/SPECIES/DOSE.

Special Studies

• Toxicokinetic Study (in-vitro)  (S0825)  Completed 
  • Sprague-Dawley CDF (F344) rat blood
  • Rats: Sprague Dawley; Mice: B6C3F1

Genetic Toxicology

• Micronucleus  (A51963)  Completed 
  • Mice: B6C3F1
  • Male Equivocal 
  • Female Negative 
• Micronucleus  (A76126)  Completed 
  • Mice: B6C3F1
  • Male Negative 
• Salmonella  (A22702)  Completed 
  •  Positive 
• Salmonella  (A98424)  Completed 
  •  Positive 

Organ Systems Toxicity

• 3 to 7 days Immunotoxicity (Topical Application)  (IMM20103)  Completed 
  • Female Mice: BALB/c
  • Dose: 0, 0.5, 1, OR 5%.