C.I. Natural Brown 9

CAS Registry Number®

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CAS Name

C.I. Natural Brown 9

Molecular Formula


Cite this Page

C.I. Natural Brown 9.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=77465-45-3 (retrieved 2022-10-06) (CAS RN: 77465-45-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

Other Names for this Substance

  • C.I. Natural Brown 9
  • Sepia
  • Sepia (dye)

Deleted or Replaced CAS Registry Numbers