Triclosan

CAS Registry Number®

3380-34-5
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CAS Name

Triclosan

Molecular Formula

C12H7Cl3O2

Molecular Mass

289.54

Cite this Page

Triclosan.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=3380-34-5 (retrieved 2024-03-28) (CAS RN: 3380-34-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    54-57.3 °C
  • Density (2)

    1550 g/cm³ @ Temp: 22 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C12H7Cl3O2/c13-7-1-3-11(9(15)5-7)17-12-4-2-8(14)6-10(12)16/h1-6,16H

InChIKey

InChIKey=XEFQLINVKFYRCS-UHFFFAOYSA-N

SMILES

O(C1=C(Cl)C=C(Cl)C=C1)C2=C(O)C=C(Cl)C=C2

Canonical SMILES

ClC1=CC=C(OC2=CC=C(Cl)C=C2O)C(Cl)=C1

Other Names for this Substance

  • Phenol, 5-chloro-2-(2,4-dichlorophenoxy)-
  • 5-Chloro-2-(2,4-dichlorophenoxy)phenol
  • 2,4,4′-Trichloro-2′-hydroxydiphenyl ether
  • Irgasan CH 3565
  • Irgasan DP 300

Deleted or Replaced CAS Registry Numbers

112099-35-1, 88032-08-0, 164325-69-3, 261921-78-2, 1155174-27-8

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