7-Benzothiazolesulfonic acid, 2-[4-[2-[1-[[(2-methoxy-5-methyl-4-sulfophenyl)amino]carbonyl]-2-oxopropyl]diazenyl]phenyl]-6-methyl-, sodium salt (1:2)

CAS Registry Number®

72705-26-1

CAS Name

7-Benzothiazolesulfonic acid, 2-[4-[2-[1-[[(2-methoxy-5-methyl-4-sulfophenyl)amino]carbonyl]-2-oxopropyl]diazenyl]phenyl]-6-methyl-, sodium salt (1:2)

Molecular Formula

C26H24N4O9S3.2Na

Cite this Page

7-Benzothiazolesulfonic acid, 2-[4-[2-[1-[[(2-methoxy-5-methyl-4-sulfophenyl)amino]carbonyl]-2-oxopropyl]diazenyl]phenyl]-6-methyl-, sodium salt (1:2).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=72705-26-1 (retrieved 2024-12-23) (CAS RN: 72705-26-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C26H24N4O9S3.2Na/c1-13-5-10-18-23(24(13)42(36,37)38)40-26(28-18)16-6-8-17(9-7-16)29-30-22(15(3)31)25(32)27-19-11-14(2)21(41(33,34)35)12-20(19)39-4;;/h5-12,22H,1-4H3,(H,27,32)(H,33,34,35)(H,36,37,38);;

InChIKey

InChIKey=AAPYYCJSWINGJV-UHFFFAOYSA-N

SMILES

S(=O)(=O)(O)C1=C2C(N=C(S2)C3=CC=C(N=NC(C(NC4=C(OC)C=C(S(=O)(=O)O)C(C)=C4)=O)C(C)=O)C=C3)=CC=C1C.[Na]

Canonical SMILES

[Na].O=C(NC=1C=C(C(=CC1OC)S(=O)(=O)O)C)C(N=NC2=CC=C(C=C2)C3=NC=4C=CC(=C(C4S3)S(=O)(=O)O)C)C(=O)C

Other Names for this Substance

  • 7-Benzothiazolesulfonic acid, 2-[4-[2-[1-[[(2-methoxy-5-methyl-4-sulfophenyl)amino]carbonyl]-2-oxopropyl]diazenyl]phenyl]-6-methyl-, sodium salt (1:2)
  • 7-Benzothiazolesulfonic acid, 2-[4-[[1-[[(2-methoxy-5-methyl-4-sulfophenyl)amino]carbonyl]-2-oxopropyl]azo]phenyl]-6-methyl-, disodium salt
  • C.I. Direct Yellow 157
  • Direct Yellow 157
  • Duasyn Direct Yellow 6G-SF-VP216

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CAS INSIGHTSTM
Pile of blue, green, and white color of capsule pills with modern design light.