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Sudan Red 7B

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(Redirected from Solvent Red 19)
Sudan Red 7B
Names
Preferred IUPAC name N-Ethyl-1-{diazenyl}naphthalen-2-amine
Other names Solvent Red 19; Ceres Red 7B; Fat Red 7B; Hexatype carmine B; Lacquer red V3B; Oil violet; Organol bordeaux B; Sudanrot 7B; Typogen carmine; C.I. 26050; N-ethyl-1-azo]-2-naphthalenamine
Identifiers
CAS Number
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.026.238 Edit this at Wikidata
KEGG
PubChem CID
UNII
CompTox Dashboard (EPA)
InChI
  • InChI=1S/C24H21N5/c1-2-25-23-17-12-18-8-6-7-11-22(18)24(23)29-28-21-15-13-20(14-16-21)27-26-19-9-4-3-5-10-19/h3-17,25H,2H2,1H3/b27-26+,29-28+Key: VKWNTWQXVLKCSG-ZDXBJJIESA-N
  • InChI=1/C24H21N5/c1-2-25-23-17-12-18-8-6-7-11-22(18)24(23)29-28-21-15-13-20(14-16-21)27-26-19-9-4-3-5-10-19/h3-17,25H,2H2,1H3/b27-26+,29-28+Key: VKWNTWQXVLKCSG-ZDXBJJIEBU
SMILES
  • N(=N/c3ccc(/N=N/c1c2c(ccc1NCC)cccc2)cc3)\c4ccccc4
Properties
Chemical formula C24H21N5
Molar mass 379.467 g·mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). ☒N verify (what is  ?) Infobox references
Chemical compound

Sudan Red 7B, also known as Solvent Red 19, Ceres Red 7B, Fat Red 7B, Hexatype carmine B, Lacquer red V3B, Oil violet, Organol bordeaux B, Sudanrot 7B, Typogen carmine, and C.I. 26050, is a red diazo dye. Chemically it is N-ethyl-1-azo]-2-naphthalenamine. It is soluble in oils and insoluble in water.

It is used in biology for staining, and in industry as one of the fuel dyes. It can be also present in red laser toners.

References

  1. PubChem. "Sudan Red 7B". pubchem.ncbi.nlm.nih.gov. Retrieved 2022-11-22.
  2. "Sudan Red 7B | CAS 6368-72-5". www.scbt.com. Retrieved 2022-11-22.
  3. "Sudan Red 7B (CAS 6368-72-5)". www.caymanchem.com. Retrieved 2022-11-22.
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