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Substance Name: C.I. 40645
RN: 6416-68-8
InChIKey: PCNRQYHSJVEIGH-ASTDGNLGSA-M

Classification Codes

  • Mutation Data
  • Skin / Eye Irritant

Molecular Formulas

  • C24-H16-N3-O3-S.Na
  • C24-H17-N3-O3-S.Na

Molecular Weight

  • 449.464
 
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Names and Synonyms

Results Name

  • C.I. 40645

Synonyms

  • 2-Stilbenesulfonic acid, 4-(2H-naphtho(1,2-d)triazol-2-yl)-, sodium salt
  • 2H-Naphtho(1,2-d)triazole, 2-(4-(2-phenylethenyl)-3-sulfophenyl)-, sodium salt
  • C.I. 40645
  • C.I. Fluorescent Brightener 46
  • EINECS 229-131-3
  • Fluorescent brightener 46
  • Sodium 2-(4-styryl-3-sulfophenyl)-2h-naphtho(1,2-d)triazole
  • Sodium 2-(4-styryl-3-sulfophenyl)-2H-naphtho-(1,2-d)-triazole
  • Sodium 4-(2H-naphtho(1,2-d)triazol-2-yl)stilbene-2-sulfonate
  • Tinopal RBS
  • Tinopal RBS 200

Systematic Names

  • Benzenesulfonic acid, 5-(2H-naphtho(1,2-d)triazol-2-yl)-2-(2-phenylethenyl)-, sodium salt
  • Benzenesulfonic acid, 5-(2H-naphtho(1,2-d)triazol-2-yl)-2-(2-phenylethenyl)-, sodium salt (1:1)
  • C.I. Fluorescent Brightening Agent 46, sodium salt (8CI)
  • Sodium 4-(2H-naphtho(1,2-d)triazol-2-yl)stilbene-2-sulphonate

Superlist Name

  • C.I. Fluorescent Brightener 46

Registry Numbers

CAS Registry Number

  • 6416-68-8

Other Registry Numbers

  • 178306-93-9
  • 55101-38-7

System Generated Number

  • 0006416688

Molecular Formulas

Molecular Formulas

  • C24-H16-N3-O3-S.Na
  • C24-H17-N3-O3-S.Na

Molecular Formula Fragments

  • C24-H16-N3-O3-S
  • C24-H17-N3-O3-S
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C24H17N3O3S.Na/c28-31(29,30)23-16-20(14-12-19(23)11-10-17-6-2-1-3-7-17)27-25-22-15-13-18-8-4-5-9-21(18)24(22)26-27;/h1-16H,(H,28,29,30);/q;+1/p-1/b11-10+;

InChIKey

PCNRQYHSJVEIGH-ASTDGNLGSA-M

Smiles

c12c(nn(n2)c2cc(c(\C=C\c3ccccc3)cc2)S(=O)(=O)[O-])ccc2c1cccc2.[Na+]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 oral > 10gm/kg (10000mg/kg)   Toxicology and Applied Pharmacology. Vol. 5, Pg. 176, 1963.
rabbit LD50 skin > 2gm/kg (2000mg/kg)   MVC-Report. Vol. 2, Pg. 193, 1973.
rat LCLo inhalation 4500mg/m3/4H (4500mg/m3) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: MUSCLE WEAKNESS
Toxicology and Applied Pharmacology. Vol. 27, Pg. 494, 1974.
rat LD50 oral > 21500mg/kg (21500mg/kg)   Toxicology and Applied Pharmacology. Vol. 5, Pg. 176, 1963.