C.I. Acid Red 138

CAS Registry Number®

15792-43-5

CAS Name

C.I. Acid Red 138

Molecular Formula

C30H39N3O8S2.2Na

Cite this Page

C.I. Acid Red 138.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=15792-43-5 (retrieved 2024-11-26) (CAS RN: 15792-43-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C30H39N3O8S2.2Na/c1-3-4-5-6-7-8-9-10-11-12-13-22-14-16-24(17-15-22)32-33-29-27(43(39,40)41)19-23-18-25(42(36,37)38)20-26(31-21(2)34)28(23)30(29)35;;/h14-20,35H,3-13H2,1-2H3,(H,31,34)(H,36,37,38)(H,39,40,41);;

InChIKey

InChIKey=UWXZCDAURSPQFA-UHFFFAOYSA-N

SMILES

N(C(C)=O)C=1C2=C(C=C(S(=O)(=O)O)C(N=NC3=CC=C(CCCCCCCCCCCC)C=C3)=C2O)C=C(S(=O)(=O)O)C1.[Na]

Canonical SMILES

[Na].O=C(NC1=CC(=CC=2C=C(C(N=NC3=CC=C(C=C3)CCCCCCCCCCCC)=C(O)C21)S(=O)(=O)O)S(=O)(=O)O)C

Other Names for this Substance

  • 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-3-[2-(4-dodecylphenyl)diazenyl]-4-hydroxy-, sodium salt (1:2)
  • C.I. Acid Red 138, disodium salt
  • 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-3-[(4-dodecylphenyl)azo]-4-hydroxy-, disodium salt
  • 1-Naphthol-3,6-disulfonic acid, 8-acetamido-2-(p-dodecylphenylazo)-, disodium salt
  • C.I. 18073

Deleted or Replaced CAS Registry Numbers

12220-23-4, 12227-66-6, 1254941-62-2

CAS INSIGHTSTM
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