51920-11-7 4-[(4-chloro-2-methoxyphenyl)azo]-N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxynap

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Basic

CAS No. 51920-11-7
Product Name 4-[(4-chloro-2-methoxyphenyl)azo]-N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxynaphthalene-2-carboxamide
Synonyms 12511; C.I.Pigment Red 183; P.R.183; Benzimidazolone Red; Permanent Bordeaux FHR; 4-[(4-chloro-2-methoxy-phenyl)azo]-N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-2-Nahthalenecarboxamide; (4Z)-4-[2-(4-chloro-2-methoxyphenyl)hydrazinylidene]-3-oxo-N-(2-oxo-2,3-dihydro-1H-benzimidazol-5-yl)-3,4-dihydronaphthalene-2-carboxamide
Molecular Formula C25H18ClN5O4
Molecular Weight 487.8945

Physical property

Density 1.514g/cm3
Refractive index 1.73