Pigment Red 21

Pigment Red 21 Basic information

Product Name:	Pigment Red 21
Synonyms:	2-Naphthalenecarboxamide, 4-((2-chlorophenyl)azo)-3-hydroxy-N-phenyl-;2-Naphthalenecarboxamide, 4-(2-(2-chlorophenyl)diazenyl)-3-hydroxy-N-phenyl-;Einecs 229-096-4;4-((2-Chlorophenyl)diazenyl)-3-hydroxy-N-phenyl-2-naphthamide;C.I.P.R21;4-[(2-chlorophenyl)azo]-3-hydroxy-n-phenyl-2-naphthalenecarboxamide;4-[(2-Chlorophenyl)azo]-3-hydroxy-N-phenylnaphthalene-2-carboxamide;C.I. 12300
CAS:	6410-26-0
MF:	C23H16ClN3O2
MW:	401.85
EINECS:	229-096-4
Product Categories:
Mol File:	6410-26-0.mol

Pigment Red 21 Chemical Properties

Boiling point	566.1±50.0 °C(Predicted)
density	1.31
pka	10.63±0.50(Predicted)
CAS DataBase Reference	6410-26-0(CAS DataBase Reference)
EPA Substance Registry System	2-Naphthalenecarboxamide, 4-[(2-chlorophenyl)azo]-3-hydroxy-N-phenyl- (6410-26-0)

Safety Information

MSDS Information

Pigment Red 21 Usage And Synthesis

Pigment Red 21 Preparation Products And Raw materials

Raw materials	Sodium hydroxide-->Hydrochloric acid-->Sodium nitrite-->Urea-->Aniline-->Calcium chloride-->Oleic acid-->2-Naphthol-->Naphthol AS-->2-Amino-4-chloro-5-methylbenzenesulfonic acid-->4-Aminotoluene-3-sulfonic acid
Preparation Products	PAINT-->Alkyd resin paint-->Amino resin paint-->Various color alkyd ready mixed paint-->Various color amino baking enamel A04-9-->Alkyd enamel-->Various color nitrocellulose exterior enamel Q04-2

Pigment Red 254 Pigment Red 122 Chlorantraniliprole Pigment Red 53:1 N,N-Dimethylformamide Pigment Red 112 Pigment Red 21 4-PHENYLAZOPHENOL C.I. 20730 4-[(2,5-dichlorophenyl)azo]-3-hydroxy-2-naphtho-o-toluidide PHENYL VALERATE Pigment Red 123 Vat Orange 3 CI NO 77605 Pigment Red 5 4-[[5-(acetylamino)-2-chloro-4-methylphenyl]azo]-N-(7-chloro-2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxynaphthalene-2-carboxamide Pigment Red 2 Pigment Red 188

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