sodium 2-[(2-hydroxynaphthyl)azo]naphthalenesulphonate

sodium 2-[(2-hydroxynaphthyl)azo]naphthalenesulphonate Basic information

Product Name:	sodium 2-[(2-hydroxynaphthyl)azo]naphthalenesulphonate
Synonyms:	sodium 2-[(2-hydroxynaphthyl)azo]naphthalenesulphonate;AKA205;CI 15630;AKA206;AKA207;AKA208;D&CREDNO.10;PIGMENTRED49
CAS:	1248-18-6
MF:	C20H15N2NaO4S
MW:	402.4
EINECS:	214-998-2
Product Categories:
Mol File:	1248-18-6.mol

sodium 2-[(2-hydroxynaphthyl)azo]naphthalenesulphonate Chemical Properties

LogP	4.024 (est)
EPA Substance Registry System	C.I. Pigment Red 49 (1248-18-6)

Safety Information

MSDS Information

sodium 2-[(2-hydroxynaphthyl)azo]naphthalenesulphonate Usage And Synthesis

Chemical Properties

Yellow light red solid, light fastness is common. The organic solvent resistance is poor, and the acid and alkali resistance are better.

sodium 2-[(2-hydroxynaphthyl)azo]naphthalenesulphonate Preparation Products And Raw materials

Raw materials

Sodium hydroxide-->1-Naphthol-->2-Aminonaphthalene-1-sulfonic acid-->Lithol Red-->2-Naphthol

Pigment Yellow 83 Pigment Red 112 Pigment Red 57:1 Pigment Red 31 Pigment Red 255 Pigment Red 170 Permanent Violet RL

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