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Substance Name: Direct Blue 74
RN: 33540-94-2
UNII: FNO6K3VLGF
InChIKey: PKUDGCVSIHIPDP-WMNBKARMSA-J

Molecular Formula

  • C36-H25-N7-O13-S4.4Na

Molecular Weight

  • 979.8219
 
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Names and Synonyms

Results Name

  • Direct Blue 74

Name of Substance

  • Direct Blue 74

Synonyms

  • C. I. Direct Blue 74
  • EINECS 251-569-9
  • UNII-FNO6K3VLGF

Systematic Names

  • 2-Naphthalenesulfonic acid, 5(or 8)-(2-(6-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl)-8(or 5)-(2-(6(or 7)-sulfo-4-(2-(3-sulfophenyl)diazenyl)-1-naphthalenyl)diazenyl)-, sodium salt (1:4)
  • 2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-((6(or 7)-sulfo-4-((6(or 7)-sulfo-4-((3-sulfophenyl)azo)-1-naphthalenyl)azo)-1-naphthalenyl)azo)-, tetrasodium salt
  • Tetrasodium 7-amino-4-hydroxy-3-((6(or 7)-sulphonato-4-((6(or 7)-sulphonato-4-((3-sulphonatophenyl)azo)naphthyl)azo)naphthyl)azo)naphthalene-2-sulphonate

Registry Numbers

CAS Registry Number

  • 33540-94-2

FDA UNII

  • FNO6K3VLGF

Other Registry Number

  • 8002-99-1

System Generated Number

  • 0033540942

Molecular Formulas

Molecular Formula

  • C36-H25-N7-O13-S4.4Na

Molecular Formula Fragments

  • C36-H25-N7-O13-S4
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C36H25N7O13S4.4Na/c37-20-4-7-25-19(14-20)15-34(60(54,55)56)35(36(25)44)43-42-31-11-13-33(29-18-24(59(51,52)53)6-9-27(29)31)41-40-30-10-12-32(28-17-23(58(48,49)50)5-8-26(28)30)39-38-21-2-1-3-22(16-21)57(45,46)47;;;;/h1-18,44H,37H2,(H,45,46,47)(H,48,49,50)(H,51,52,53)(H,54,55,56);;;;/q;4*+1/p-4/b39-38+,41-40+,43-42+;;;;

InChIKey

PKUDGCVSIHIPDP-WMNBKARMSA-J

Smiles

c1(S(=O)(=O)[O-])c(/N=N/c2c3c(cc(S(=O)(=O)[O-])cc3)c(/N=N/c3c4c(cc(S(=O)(=O)[O-])cc4)c(/N=N/c4cc(S(=O)(=O)[O-])ccc4)cc3)cc2)c(c2c(c1)cc(cc2)N)O.[Na+].[Na+].[Na+].[Na+]