National Toxicology Program

National Toxicology Program
http://ntp.niehs.nih.gov/go/ts-m980009

Testing Status of 7-(2H-Naphtho[1,2-d]triazol-2-yl)-3-phenylcoumarin - M980009

 

CASRN: 3333-62-8

Formula: C25-H15-N3-O2

Synonyms/Common Names

  • C.I. Fluorescent Brightener 236
  • FB 236
  • 2H-1-Benzopyran-2-one, 7-(2H-naphtho(1,2-d)triazol-2-yl)-3-phenyl-
  • Leucophor EGA

Known Uses

Substituted coumarin-type fluorescent whitening agent used with natural & synthetic fibers. Also used in plastics, in photographic film layers, in electrophotographic toners, & UV-detecting resins. It has been approved by the FDA as an indirect food additive for food packaging materials.

Chemical Properties

Toxicity Effects (HSDB)

Nomination Background

Genetic Toxicology

  • Salmonella  (A09688)  Completed 
    •  Negative 
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.