Chlorophenol red

CAS Registry Number®

4430-20-0

CAS Name

Chlorophenol red

Molecular Formula

C19H12Cl2O5S

Molecular Mass

423.27

Cite this Page

Chlorophenol red.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=4430-20-0 (retrieved 2024-11-21) (CAS RN: 4430-20-0).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C19H12Cl2O5S/c20-14-9-11(5-7-16(14)22)19(12-6-8-17(23)15(21)10-12)13-3-1-2-4-18(13)27(24,25)26-19/h1-10,22-23H

InChIKey

InChIKey=WWAABJGNHFGXSJ-UHFFFAOYSA-N

SMILES

O=S1(=O)OC(C=2C1=CC=CC2)(C3=CC(Cl)=C(O)C=C3)C4=CC(Cl)=C(O)C=C4

Canonical SMILES

O=S1(=O)OC(C2=CC=C(O)C(Cl)=C2)(C3=CC=C(O)C(Cl)=C3)C=4C=CC=CC41

Other Names for this Substance

  • Phenol, 4,4′-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2-chloro-
  • Chlorophenol red
  • Phenol, 4,4′-(3H-2,1-benzoxathiol-3-ylidene)bis[2-chloro-, S,S-dioxide
  • o-Toluenesulfonic acid, α,α-bis(3-chloro-4-hydroxyphenyl)-α-hydroxy-, γ-sultone
  • 3H-2,1-Benzoxathiole, phenol deriv.

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Deleted or Replaced CAS Registry Numbers

123301-42-8, 27459-85-4, 711007-28-2, 787541-43-9, 1007629-40-4, 1016316-68-9, 1018123-66-4, 1020479-06-4, 1110703-34-8, 1173655-93-0, 1185247-41-9, 1190054-07-9

CAS INSIGHTSTM
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