5280-78-4 Pigment Red 144

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Basic

CAS No. 5280-78-4
Product Name Pigment Red 144
Synonyms C.I.Pigment Red 144; P.R.144; Cromophtal Red BRN; 2-Naphphalenecarboxamide,N,N'-(2-chloro-1,4-phenlene)bis[4-[(2,5-dichlorophenyl)azo]-3-hydroxy(4E,4'E)-N,N'-(2-chlorobenzene-1,4-diyl)bis{4-[2-(2,5-dichlorophenyl)hydrazinylidene]-3-oxo-3,4-dihydronaphthalene-2-carboxamide}; N-[2-chloro-4-[[4-(2,5-dichlorophenyl)azo-3-hydroxy-naphthalene-2-carbonyl]amino]phenyl]-4-(2,5-dichlorophenyl)azo-3-hydroxy-naphthalene-2-carboxamide; Large Molecular Red BR
Molecular Formula C40H23Cl5N6O4
Molecular Weight 828.9134

Physical property

Density 1.53g/cm3
Boiling point 902°C at 760 mmHg
Flash point 499.3°C
Refractive index 1.724