ChemicalBook CAS DataBase List 77804-81-0

77804-81-0

Name	Pigment Yellow 180
CAS	77804-81-0
EINECS(EC#)	278-770-4
Molecular Formula	C36H32N10O8
MDL Number	MFCD08445243
Molecular Weight	732.7
MOL File	77804-81-0.mol

Synonyms

C.I. 21290 Yellow HG fast yellow hg Pigment Yellow HG PIGMENT YELLOW 180 Plasco yellow 180 C.I. Pigment Yellow 180 BENZIMIDAZOLONE PIGMENT BENZIMIDAZOLONE YELLOW HG PUNNQKXGKNOLTB-MWOVFPFUSA-N 77804-81-0 Pigment Yellow 180 Pigment Yellow 180, Technical Grade 1,2-Bis[2-[1-[N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)carbamoyl]acetonylazo]phenoxy]ethane 1,2-Bis[2-[1-[N-(2-oxo-2,3-dihydro-1H-benzimidazole-5-yl)carbamoyl]acetonylazo]phenoxy]ethane 2,2'-ETHYLENEBIS(OXYPHENYL-2,1-ENEAZO)BISN-(2,3-DIHYDRO-2-OXO-1H-BENZIMIDAZOL-5-YL)-3-OXO-BUTANAMIDE 2,2'-[ethylenebis(oxyphenyl-2,1-eneazo)]bis[N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-oxobutyramide 2,2'-[ethylenebis(oxyphenyl-2,1-eneazo)]bis[n-(2,3-dihydro-2-oxo-1h-benzimidazol-5-yl)-3-oxo-butanamide Butanamide, 2,2-1,2-ethanediylbis(oxy-2,1-phenyleneazo)bisN-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-oxo- 2,2'-[1,2-ethanediylbis(oxy-2,1-phenyleneazo)]bis[N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-oxoButanamide 2,2'-[Ethylenebisoxybis(1,2-phenylene)bisazo]bis[N-(2-oxo-2,3-dihydro-1H-benzimidazol-5-yl)-3-oxobutyramide] N,N'-Bis(2-oxo-2,3-dihydro-1H-benzoimidazole-5-yl)[2,2'-ethylenebis(oxy-1,2-phenyleneazo)bis(3-oxobutanamide)] 2-[[2-[2-[2-[[1,3-dioxo-1-[(2-oxo-1,3-dihydrobenzimidazol-5-yl)amino]butan-2-yl]diazenyl]phenoxy]ethoxy]phenyl]diazenyl]-3-oxo-N-(2-oxo-1,3-dihydrobenzimidazol-5-yl)butanamide

Chemical Properties

Melting point	>300oC
Boiling point	825.2±65.0 °C(Predicted)
density	1.52
storage temp.	Refrigerator
solubility	Basic Alcohol (Very Slightly, Partially Soluble)
form	Solid
pka	7.77±0.59(Predicted)
color	Yellow
LogP	0.04 at 25℃ and pH7
EPA Substance Registry System	Butanamide, 2,2'-[1,2-ethanediylbis( oxy-2,1-phenyleneazo)]bis[ N-(2,3-dihydro-2-oxo-1H-benzimidazol- 5-yl)-3-oxo-(77804-81-0)

Safety Data

TSCA	TSCA listed
REACH Registrations	Active

Hazard Information

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TEST ITEMS	SPECIFICATION
APPEARANCE	YELLOW POWDER
SHADE	GREENISH
HEAT RESISTANCE	280 °C min
LIGHT FASTNESS	7-8
ACID RESISTANCE	5
ALKALI RESISTANCE	5
FASTNESS TO BLEEDING	4
OIL ABSORPTION	40-50%
SPECIFIC SURFACE	26 m ² /g
DENSITY	1.52 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 %