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Substance Name: C.I. Direct Yellow 12
RN: 2870-32-8
UNII: 8Q5531T139
InChIKey: YQMJDPHTMKUEHG-RNVLWOMCSA-L

Molecular Formula

  • C30-H28-N4-O8-S2.2Na

Molecular Weight

  • 680.6674
 
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Names and Synonyms

Results Name

  • C.I. Direct Yellow 12

Name of Substance

  • 2,2'-(1,2-Ethenediyl)bis(5-((4-ethoxyphenyl)azo)benzenesulfonic acid), disodium salt
  • Chrysophenine
  • CI 24895
  • Direct Yellow 12

Synonyms

  • Airedale Yellow CHD
  • Amanil Chrysophenine G
  • Atlantic Chrysophenine YA
  • Aurophenine O
  • Benzanil Yellow CH
  • Benzo Yellow LG
  • C.I. 24895
  • C.I. Direct Yellow 12
  • Calcomine Brilliant Yellow
  • Chrome Leather Yellow CH
  • Chrysophenine
  • Chrysophenine ESP
  • Chrysophenine Extra
  • Chrysophenine G
  • Chrysophenine G Extra
  • Chrysophenine GP
  • Chrysophenine J
  • Chrysophenine NS
  • Chrysophenine Y
  • Chrysophenine YA-CF
  • CI Direct Yellow 12
  • Cotton Yellow CH
  • Diazamine Yellow C
  • Diphenyl Chrysoine 3G
  • Diphenyl Chrysoine 3GP
  • Direct Yellow 12
  • Direct Yellow C
  • Direct Yellow CHD
  • Direct Yellow CV
  • EINECS 220-698-2
  • Erie Yellow Y
  • Fenamin Yellow CP
  • Fixanol Yellow 3G
  • Kayaku Chrysophenine GE
  • Kayaku Chrysophenine GN
  • Kayaku Chrysophenine GX
  • Mitsui Chrysophenine G
  • Mitsui Chrysophenine G No. 400
  • Mitsui Chrysophenine KG
  • NSC 47745
  • NSC 6178
  • Nylomine Acid Yellow C-4R
  • Peeramine Chrysophenine YA
  • Pontamine Yellow CH
  • Shikiso Chrysophenine GX
  • Tertrodirect Yellow CG
  • UNII-8Q5531T139
  • Vondacel Yellow CG

Systematic Names

  • 4,4'-Bis((p-ethoxyphenyl)azo)-2,2'-stilbenesulfonic acid disodium salt
  • Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-ethoxyphenyl)azo)-, disodium salt
  • Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-(2-(4-ethoxyphenyl)diazenyl)-, sodium salt (1:2)
  • C.I. Direct Yellow 12 (8CI)
  • Disodium 4,4'-bis((4-ethoxyphenyl)azo)stilbene-2,2'-disulphonate

Superlist Name

  • C.I. Direct Yellow 12

Registry Numbers

CAS Registry Number

  • 2870-32-8

FDA UNII

  • 8Q5531T139

Other Registry Numbers

  • 125622-42-6
  • 55208-64-5
  • 86168-12-9

System Generated Number

  • 0002870328

Molecular Formulas

Molecular Formula

  • C30-H28-N4-O8-S2.2Na

Molecular Formula Fragments

  • C30-H28-N4-O8-S2
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C30H28N4O8S2.2Na/c1-3-41-27-15-11-23(12-16-27)31-33-25-9-7-21(29(19-25)43(35,36)37)5-6-22-8-10-26(20-30(22)44(38,39)40)34-32-24-13-17-28(18-14-24)42-4-2;;/h5-20H,3-4H2,1-2H3,(H,35,36,37)(H,38,39,40);;/q;2*+1/p-2/b6-5+,33-31+,34-32+;;

InChIKey

YQMJDPHTMKUEHG-RNVLWOMCSA-L

Smiles

[Na+].[Na+].CCOc1ccc(cc1)N=Nc2ccc(\C=C\c3ccc(cc3S(=O)(=O)[O-])N=Nc4ccc(OCC)cc4)c(c2)S(=O)(=O)[O-]