Acid Yellow 38

CAS Registry Number®

13390-47-1

CAS Name

Acid Yellow 38

Molecular Formula

C28H26N4O8S3.2Na

Cite this Page

Acid Yellow 38.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=13390-47-1 (retrieved 2025-01-06) (CAS RN: 13390-47-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C28H26N4O8S3.2Na/c1-3-39-23-11-5-19(6-12-23)29-31-21-9-15-25(27(17-21)42(33,34)35)41-26-16-10-22(18-28(26)43(36,37)38)32-30-20-7-13-24(14-8-20)40-4-2;;/h5-18H,3-4H2,1-2H3,(H,33,34,35)(H,36,37,38);;

InChIKey

InChIKey=VDLPIVYTQKTNNF-UHFFFAOYSA-N

SMILES

S(C1=C(S(=O)(=O)O)C=C(N=NC2=CC=C(OCC)C=C2)C=C1)C3=C(S(=O)(=O)O)C=C(N=NC4=CC=C(OCC)C=C4)C=C3.[Na]

Canonical SMILES

[Na].O=S(=O)(O)C1=CC(N=NC2=CC=C(OCC)C=C2)=CC=C1SC3=CC=C(N=NC4=CC=C(OCC)C=C4)C=C3S(=O)(=O)O

Other Names for this Substance

  • Benzenesulfonic acid, 2,2′-thiobis[5-[2-(4-ethoxyphenyl)diazenyl]-, sodium salt (1:2)
  • C.I. Acid Yellow 38, disodium salt
  • Benzenesulfonic acid, 2,2′-thiobis[5-[(4-ethoxyphenyl)azo]-, disodium salt
  • Kayanol Milling Yellow O
  • C.I. Acid Yellow 38

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