5280-68-2 Pigment Red 146

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Basic

CAS No. 5280-68-2
Product Name Pigment Red 146
Synonyms 12485; C.I.Pigment Red 146; P.R.146; Naphthol Carmine FBB; Permanent Carmine FBB; N-(4-chloro-2,5-dimethoxyphenyl)-3-hydroxy-4-[[2-methoxy-5-[(phenylamino)-carbonyl]phenyl]azo]-2-Naphthalenecarboxamide(4Z)-N-(4-chloro-2,5-dimethoxyphenyl)-4-{2-[2-methoxy-5-(phenylcarbamoyl)phenyl]hydrazinylidene}-3-oxo-3,4-dihydronaphthalene-2-carboxamide; N-(4-chloro-2,5-dimethoxy-phenyl)-3-hydroxy-4-[2-methoxy-5-(phenylcarbamoyl)phenyl]azo-naphthalene-2-carboxamide
Molecular Formula C33H27ClN4O6
Molecular Weight 611.0437

Physical property

Density 1.33g/cm3
Boiling point 719.5°C at 760 mmHg
Flash point 389°C
Refractive index 1.641