Pigment Yellow 83

Description

2,2'-Bis(O-Chlorophenyl)-4,4',5,5'-Tetraphenyl-1,2'-Bi (III-Imidazole) · CAS 5567-15-7 · C36H32Cl4N6O8. UNII 67HO7X7FV3.

Identification

CAS Registry Number	5567-15-7
PubChem CID	21733
Molecular formula	C36H32Cl4N6O8
IUPAC name	2-[[2-chloro-4-[3-chloro-4-[[1-(4-chloro-2,5-dimethoxyanilino)-1,3-dioxobutan-2-yl]diazenyl]phenyl]phenyl]diazenyl]-N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutanamide
UNII (FDA)	67HO7X7FV3

Computed Descriptors

Molecular Weight	818.5
XLogP3	9.2
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	12
Rotatable Bond Count	15
Exact Mass	818.100623
Monoisotopic Mass	816.103573
Topological Polar Surface Area	179
Heavy Atom Count	54
Formal Charge	0

Physical description & handling notes

• Liquid; Liquid; Wet Solid; Other Solid; Dry Powder; Wet Solid; CBI; Dry Powder
• Yellow powder; [Trust Chem MSDS]

Regulatory Status

Regulatory & Food Contact	CIR / INCI: Cosmetic colorant
GHS notification summary	99.5% (937 / 942)

GHS Hazard Classification

GHS notification summary	99.5% (937 / 942)
Reported hazard statements	H335

Documented Uses

• Used in the chemical, paints-lacquers-varnishes, polymers, and textile processing industries; Used as a coloring agent; [IUCLID] Used to formulate/dye pigments, adhesives-sealants, paints-coatings-thinners, inks-toners, textiles, leather, paper-board, metal surface treatment products (including those for galvanizing and electroplating), non-metal surface treatment products, polymers, fertilizers, washing-cleaning products, polishes-waxes, fillers-putties-plasters, and cosmetics-personal care products; [ExPub: ECHA
• Pulp and Paper Processing [Category: Industry]
• Painting (Pigments, Binders, and Biocides) [Category: Paint]
• Working with Glues and Adhesives [Category: Other]
• Leather Tanning and Processing [Category: Industry]
• Textiles (Printing, Dyeing, or Finishing) [Category: Industry]

Synonyms

5567-15-7; CI 21108; 2,2'-[(3,3'-Dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]; EINECS 226-939-8; 67HO7X7FV3; C.I. 21108; DTXSID1021453; EC 226-939-8; 2,2'-((3,3'-Dichloro(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide); Acetoacetanilide, 2,2''-((3,3'-dichloro-4,4'-biphenylylene)bis(azo))bis(4'-chloro-2',5'-dimethoxy-; Permanent Yellow HR; Imperial Yellow; Novoperm Gelb; NovopermGelb HR; Pigmentgelb 83; Panax Yellow 3R

Frequently Asked Questions

What are the CAS number and molecular formula of 2,2'-Bis(O-Chlorophenyl)-4,4',5,5'-Tetraphenyl-1,2'-Bi (III-Imidazole)?

CAS 5567-15-7; molecular formula C36H32Cl4N6O8; molecular weight — g/mol.

What other names is 2,2'-Bis(O-Chlorophenyl)-4,4',5,5'-Tetraphenyl-1,2'-Bi (III-Imidazole) known by?

5567-15-7, CI 21108, 2,2'-[(3,3'-Dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide], EINECS 226-939-8, 67HO7X7FV3, C.I. 21108.

What is the regulatory status of 2,2'-Bis(O-Chlorophenyl)-4,4',5,5'-Tetraphenyl-1,2'-Bi (III-Imidazole)?

Documented regulatory listings: CIR / INCI: Cosmetic colorant.

Is 2,2'-Bis(O-Chlorophenyl)-4,4',5,5'-Tetraphenyl-1,2'-Bi (III-Imidazole) classified as hazardous?

99.5% of GHS notifications report no hazard classification (937 of 942).

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.