Skip Navigation
ChemIDplus A TOXNET DATABASE LiteBrowseAdvanced

Substance Name: C.I. 16250
RN: 2766-77-0
UNII: W8UOR0932R
InChIKey: FUGCXLNGEHFIOA-ZPZFBZIMSA-L

Molecular Formula

  • C20-H14-N2-O7-S2.2Na

Molecular Weight

  • 502.434
 
* denotes mobile formatted website

Links to Resources

NLM Resources (File Locators)

Other Resources (Internet Locators)


Search for this InChIKey on the Web

Names and Synonyms

Results Name

  • C.I. 16250

Name of Substance

  • Acid Red 6A

Synonyms

  • 2-Hydroxy-1,1'-azonaphthalene-6,8-disulfonate, sodium salt
  • Acid Leather Ponceau 6R
  • Acid Ponceau 6R
  • Acid Red 6A
  • Acidal Crystals Ponceau
  • C.I. 16250
  • C.I. Acid Red 44
  • Colacid Red 6A
  • Crystal Ponceau
  • Crystal Ponceau 6R
  • Crystal Ponceau M6R
  • Crystal Scarlet 6R
  • Crystal Tertracid Ponceau 6R
  • EINECS 220-441-4
  • NSC 45582
  • NSC 7834
  • Ponceau 6R (VAN)
  • Ponceau 6R Crystals
  • Ponceau Cristallise Extra A Export
  • Ponceau Crystals 6R
  • UNII-W8UOR0932R

Systematic Names

  • 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-(1-naphthalenylazo)-, disodium salt (9CI)
  • C.I. Acid Red 44, disodium salt (8CI)
  • Sodium 6-hydroxy-5-(1-naphthylazo)naphthalene-2,4-disulphonate

Registry Numbers

CAS Registry Number

  • 2766-77-0

FDA UNII

  • W8UOR0932R

System Generated Number

  • 0002766770

Molecular Formulas

Molecular Formula

  • C20-H14-N2-O7-S2.2Na

Molecular Formula Fragments

  • C20-H14-N2-O7-S2
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C20H14N2O7S2.2Na/c23-17-9-8-13-10-14(30(24,25)26)11-18(31(27,28)29)19(13)20(17)22-21-16-7-3-5-12-4-1-2-6-15(12)16;;/h1-11,23H,(H,24,25,26)(H,27,28,29);;/q;2*+1/p-2/b22-21+;;

InChIKey

FUGCXLNGEHFIOA-ZPZFBZIMSA-L

Smiles

[Na+].[Na+].c1(cc(cc2ccc(c(c12)\N=N\c1cccc2ccccc12)O)S(=O)(=O)[O-])S(=O)(=O)[O-]