Reactive Orange 16

CAS Registry Number®

20262-58-2
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CAS Name

Reactive Orange 16

Molecular Formula

C20H19N3O11S3.2Na

Cite this Page

Reactive Orange 16.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=20262-58-2 (retrieved 2024-09-22) (CAS RN: 20262-58-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C20H19N3O11S3.2Na/c1-12(24)21-15-3-2-13-10-18(36(28,29)30)19(20(25)17(13)11-15)23-22-14-4-6-16(7-5-14)35(26,27)9-8-34-37(31,32)33;;/h2-7,10-11,25H,8-9H2,1H3,(H,21,24)(H,28,29,30)(H,31,32,33);;

InChIKey

InChIKey=UNWVVZOPNUBMQU-UHFFFAOYSA-N

SMILES

OC=1C2=C(C=C(S(=O)(=O)O)C1N=NC3=CC=C(S(CCOS(=O)(=O)O)(=O)=O)C=C3)C=CC(NC(C)=O)=C2.[Na]

Canonical SMILES

[Na].O=C(NC1=CC=C2C=C(C(N=NC3=CC=C(C=C3)S(=O)(=O)CCOS(=O)(=O)O)=C(O)C2=C1)S(=O)(=O)O)C

Other Names for this Substance

  • 2-Naphthalenesulfonic acid, 6-(acetylamino)-4-hydroxy-3-[2-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-, sodium salt (1:2)
  • 2-Naphthalenesulfonic acid, 6-acetamido-4-hydroxy-3-[[p-[(2-hydroxyethyl)sulfonyl]phenyl]azo]-, 3-(hydrogen sulfate), disodium salt
  • 2-Naphthalenesulfonic acid, 6-(acetylamino)-4-hydroxy-3-[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, disodium salt
  • C.I. Reactive Orange 16
  • Remazol Brilliant Orange 3R

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Deleted or Replaced CAS Registry Numbers

107853-16-7, 12225-88-6, 270065-06-0