Sudan III

Sudan III
A sample of dye Sudan III
Sudan III
Names
Preferred IUPAC name
1-{[4-(Phenyldiazenyl)phenyl]diazenyl}naphthalen-2-ol
Other names
Sudan Red BK, Fat Ponceau G, Cerasin Red, C.I. 26100, Solvent Red 23, Solvent Red 164, Sudan Red, Sudan Red III, Sudan V, Sudan Red B, Sudan G, Scarlet B, and Tony Red
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.001.490 Edit this at Wikidata
KEGG
UNII
  • InChI=1S/C22H16N4O/c27-21-15-10-16-6-4-5-9-20(16)22(21)26-25-19-13-11-18(12-14-19)24-23-17-7-2-1-3-8-17/h1-15,27H/b24-23-,26-25+ checkY
    Key: FHNINJWBTRXEBC-HXEHWPEMSA-N checkY
  • InChI=1/C22H16N4O/c27-21-15-10-16-6-4-5-9-20(16)22(21)26-25-19-13-11-18(12-14-19)24-23-17-7-2-1-3-8-17/h1-15,27H/b24-23-,26-25+
    Key: FHNINJWBTRXEBC-HXEHWPEMBU
  • Oc4ccc1ccccc1c4/N=N/c3ccc(\N=N/c2ccccc2)cc3
Properties
C22H16N4O
Molar mass 352.397 g·mol−1
Melting point 199 °C (390 °F; 472 K)
Hazards[1]
GHS labelling:
GHS05: CorrosiveGHS07: Exclamation mark
Warning
H315, H318, H319, H335, H413
P101, P102, P103, P261, P264, P270, P271, P273, P280, P302+P352, P304+P340, P305+P351+P338, P310, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501
Safety data sheet (SDS) Sigma-Aldrich Sudan III
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Sudan III is a lysochrome (fat-soluble dye) diazo dye. It is structurally related to azobenzene.[2]

  1. ^ "Safety Data Sheet Sudan III". fishersci.com. Retrieved 24 August 2020.
  2. ^ Hunger, Klaus; Mischke, Peter; Rieper, Wolfgang; et al. (2005). "Azo Dyes". Ullmann's Encyclopedia of Industrial Chemistry. Weinheim: Wiley-VCH. doi:10.1002/14356007.a03_245. ISBN 978-3527306732.