National Toxicology Program

National Toxicology Program
http://ntp.niehs.nih.gov/go/ts-m20171

Testing Status of C.I. Acid Blue 74 - M20171

 

CASRN: 860-22-0

Formula: C16-H10-N2-O8-S2.2Na

Synonyms/Common Names

  • 1H-Indole-5-sulfonic acid, 2-(1,3-dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-, disodium salt

Known Uses

Dye used in foods, leathers, wools, textiles, biological stain, as a drug/therapeutic agent

Chemical Properties

Toxicity Effects (HSDB)

Genetic Toxicology

  • Salmonella  (190683)  Completed 
    •  Positive 
  • Salmonella  (999076)  Completed 
    •  Weakly Positive 
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.