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Substance Name: Benzenesulfonic acid, 5,5'-(4,5,6,7-tetraiodo-3-oxo-1(3H)-isobenzofuranylidene)bis(2-hydroxy-,disodium salt
RN: 5549-75-7
InChIKey: SXAOOPZUBLSCSL-UHFFFAOYSA-L

Classification Code

  • Drug / Therapeutic Agent

Molecular Formula

  • C20-H10-I4-O10-S2.2Na

Molecular Weight

  • 1025.99
 
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Names and Synonyms

Synonyms

  • Iodosulfophthalein
  • Iodosulphalein
  • Iodosulphthalein
  • Sulfoiodophthalein

Systematic Names

  • Benzenesulfonic acid, 5,5'-(4,5,6,7-tetraiodo-3-oxo-1(3H)-isobenzofuranylidene)bis(2-hydroxy-,disodium salt
  • Phenolphthalein, 4,5,6,7-tetraiodo-3',3''-disulfo-, disodium salt (7CI,8CI)

Registry Numbers

CAS Registry Number

  • 5549-75-7

System Generated Number

  • 0005549757

Molecular Formulas

Molecular Formula

  • C20-H10-I4-O10-S2.2Na

Molecular Formula Fragments

  • C20-H10-I4-O10-S2
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C20H10I4O10S2.2Na/c21-15-13-14(16(22)18(24)17(15)23)20(34-19(13)27,7-1-3-9(25)11(5-7)35(28,29)30)8-2-4-10(26)12(6-8)36(31,32)33;;/h1-6,25-26H,(H,28,29,30)(H,31,32,33);;/q;2*+1/p-2

InChIKey

SXAOOPZUBLSCSL-UHFFFAOYSA-L

Smiles

[Na+].[Na+].C1(OC(c2c(c(c(c(c12)I)I)I)I)=O)(c1ccc(c(c1)S(=O)(=O)[O-])O)c1ccc(c(c1)S(=O)(=O)[O-])O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rabbit LD intravenous > 10mg/kg (10mg/kg)   Journal of Pharmacology and Experimental Therapeutics. Vol. 24, Pg. 265, 1925.