Pigment Yellow 81 CAS#22094-93-5

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
pka	0.05±0.59(Predicted)
form	Powder
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

MSDS Information

Pigment Yellow 81 Usage And Synthesis

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 %