Product Name

  • Name

    Pigment Yellow 97

  • EINECS 235-427-3
  • CAS No. 12225-18-2
  • Article Data1
  • CAS DataBase
  • Density 1.376 g/cm3
  • Solubility
  • Melting Point
  • Formula C26H27ClN4O8S
  • Boiling Point
  • Molecular Weight 591.041
  • Flash Point
  • Transport Information
  • Appearance
  • Safety
  • Risk Codes
  • Molecular Structure Molecular Structure of 12225-18-2 (Pigment Yellow 97)
  • Hazard Symbols
  • Synonyms Butanamide,N-(4-chloro-2,5-dimethoxyphenyl)-2-[[2,5-dimethoxy-4-[(phenylamino)sulfonyl]phenyl]azo]-3-oxo-(9CI);C.I. Pigment Yellow 97 (8CI);Colanyl Yellow FGL 30;Fast Yellow FGL;Novaperm Yellow FGL;Novoperm Yellow FGL;Permanent Yellow FGL;SM 9819;
  • PSA 162.36000
  • LogP 6.08200

Pigment Yellow 97 Chemical Properties

Chemistry informtion about C.I. Pigment Yellow 97 (8CI) (CAS NO.12225-18-2) is:
IUPAC Name: N-(4-chloro-2,5-dimethoxyphenyl)-2-[2,5-dimethoxy-4-(phenylsulfamoyl)phenyl]diazenyl-3-oxobutanamide
Synonyms:  N-(4-chloro-2,5-dimethoxyphenyl)-2-[[2,5-dimethoxy-4-[(phenylamino)sulphonyl]phenyl]azo]-3-oxobutyramide ; Pigment Yellow 97 ; Butanamide, N-(4-chloro-2,5-dimethoxyphenyl)-2-2,5-dimethoxy-4-(phenylamino)sulfonylphenylazo-3-oxo- ; Fast Yellow FGL(Pigment Yellow 97) ; CIPIGMENTYELLOW97 ; butanamide, n-(4-chloro-2,5-dimethoxyphenyl)-2-((2,5-dimethoxy-4-((phenylamino) ; N-(4-chloro-2,5-dimethoxyphenyl)-2-[[2,5-dimethoxy-4-[(phenylamino)sulfonyl]phenyl]azo]-3-oxo-Butanamide ; Pigment yellow 97 (C.I. 11767) 
MF: C26H27ClN4O8S
MW: 591.03258
EINECS: 235-427-3 
Density: 1.37 g/cm3
Following is the molecular structure of C.I. Pigment Yellow 97 (8CI) (CAS NO.12225-18-2) is:

Pigment Yellow 97 Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rabbit LD50 skin > 3gm/kg (3000mg/kg)   Acute Toxicity Data. Journal of the American College of Toxicology, Part B. Vol. 15(Suppl,
rat LD50 oral > 23gm/kg (23000mg/kg)

behavioral: changes in motor activity (specific assay) gastrointestinal: "hypermotility, diarrhea" skin and appendages (skin): hair: other

 Acute Toxicity Data. Journal of the American College of Toxicology

Pigment Yellow 97 Safety Profile

Low toxicity by ingestion and skin contact. When heated to decomposition it emits toxic vapors of SOx, NOx, and Cl−.

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