Pigment Yellow 81 CAS 22094-93-5

Introduction：Basic information about Pigment Yellow 81 CAS 22094-93-5, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Pigment Yellow 81 Basic information

• Product Name: Pigment Yellow 81
• Synonyms: PIGMENT YELLOW 81;C.I. 21127;2,2'-[(2,2',5,5'-tetrachloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2,4-dimethylphenyl)-3-oxobutyramide];2,2'-(2,2',5,5'-TETRACHLORO1,1'-BIPHENYL-4,4'-DIYL)BIS(AZO)BISN-(2,4-DIMETHYLPHENYL)-3-OXO-BUTANAMIDE;2,2'-[(2,2',5,5'-Tetrachloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2,4-dimethylphenyl)-3-oxo-butanamide];2,2''-[(2,2',5,5'-tetrachloro-4,4'-biphenylylene)bis(azo)]bis-2',4'-acetoacetoxylidide;Benzidine Yellow 10G;Butanamide, 2,2-(2,2,5,5-tetrachloro1,1-biphenyl-4,4-diyl)bis(azo)bisN-(2,4-dimethylphenyl)-3-oxo-
• CAS: 22094-93-5
• MF: C36H32Cl4N6O4
• MW: 754.49
• EINECS: 244-776-0
• Product Categories: Organics
• Mol File: 22094-93-5.mol

Pigment Yellow 81 Chemical Properties

• Boiling point: 821.0±65.0 °C(Predicted)
• density: 1.38
• form: Powder
• pka: 0.05±0.59(Predicted)
• LogP: 0.5 at 25℃ and pH7
• EPA Substance Registry System: Butanamide, 2,2'-[(2,2',5,5'-tetrachloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2,4-dimethylphenyl)-3-oxo- (22094-93-5)

Safety Information

• TSCA: TSCA listed

Pigment Yellow 81 Usage And Synthesis

Chemical Properties

Lemon yellow powder with bright color and strong tinting strength. Good light fastness, good solvent resistance, and heat resistance of 170-180℃ (no more than 30min).

Uses

Pigment Yellow 81 is an organic azo pigment used for dying fabrics, and in artist paints. Pigment Yellow 81 is also used in the pigmentation of polyurethane via electron-beam curing.

Properties and Applications

• TEST ITEMS:

  SPECIFICATION

• APPEARANCE:

  YELLOW POWDER

• SHADE:

  HIGHLY GREENISH

• HEAT RESISTANCE:

  220 °C min

• LIGHT FASTNESS:

  7

• ACID RESISTANCE:

  5

• ALKALI RESISTANCE:

  5

• FASTNESS TO BLEEDING:

  5

• OIL ABSORPTION:

  40-45%

• SPECIFIC SURFACE:

  27 m ² /g

• DENSITY:

  1.60 g/cm ³

• RESIDUE ON 80 MESH:

  5.0% max

• WATER SOLUBLE:

  1.0% max

• VOLATITE 105 °C:

  1.0% max

• TINTING STRENGTH:

  100-105 %

Pigment Yellow 81 Preparation Products And Raw materials

• Raw materials: 2',4'-Dimethylacetoacetanilide-->2,2',5,5'-Tetrachlorobenzidine