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Substance Name: Fluorescent brightener 34
RN: 6416-25-7
UNII: FBO611263X
InChIKey: KFSIYGSKJGSCAX-TXOOBNKBSA-L

Molecular Formula

  • C32-H30-N2-O12-S2.2Na

Molecular Weight

  • 742.687
 
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Names and Synonyms

Name of Substance

  • Fluorescent brightener 34

Synonyms

  • Disodium 4,4'-bis(2,4-dimethoxybenzamido)-2,2'-stilbenedisulfonate
  • UNII-FBO611263X

Systematic Name

  • 2,2'-Stilbenedisulfonic acid, 4,4'-bis(2,4-dimethoxybenzamideo)-, disodium salt

Registry Numbers

CAS Registry Number

  • 6416-25-7

FDA UNII

  • FBO611263X

System Generated Number

  • 0006416257

Molecular Formulas

Molecular Formula

  • C32-H30-N2-O12-S2.2Na

Molecular Formula Fragments

  • C32-H30-N2-O12-S2
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C32H30N2O12S2.2Na/c1-43-23-11-13-25(27(17-23)45-3)31(35)33-21-9-7-19(29(15-21)47(37,38)39)5-6-20-8-10-22(16-30(20)48(40,41)42)34-32(36)26-14-12-24(44-2)18-28(26)46-4;;/h5-18H,1-4H3,(H,33,35)(H,34,36)(H,37,38,39)(H,40,41,42);;/q;2*+1/p-2/b6-5+;;

InChIKey

KFSIYGSKJGSCAX-TXOOBNKBSA-L

Smiles

[Na+].[Na+].C(=C\c1c(cc(cc1)NC(c1c(cc(cc1)OC)OC)=O)S(=O)(=O)[O-])\c1c(cc(cc1)NC(c1c(cc(cc1)OC)OC)=O)S(=O)(=O)[O-]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 4gm/kg (4000mg/kg)   Toxicology and Applied Pharmacology. Vol. 5, Pg. 176, 1963.
rabbit LD50 oral > 10gm/kg (10000mg/kg)   Toxicology and Applied Pharmacology. Vol. 5, Pg. 176, 1963.
rat LD50 oral > 10gm/kg (10000mg/kg)   Toxicology and Applied Pharmacology. Vol. 5, Pg. 176, 1963.