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Naphthol AS 92-77-3

Produktbeschreibung

Technische Daten Naphthol AS 92-77-3 \ n \ n \ n Produktbeschreibung Naphthol AS \ n \ n
Product
CAS NO.
Appearance
Color
Intensity
Content≥%
Dry first melting point≥οC
Alkali insoluble ≤%
2,3acid content≤%
MoistureContent≤%
Naphthol AS
92-77-3
rice color powder
similar
100±2%
99.0
246
0.15
0.2
1.0
\ n \ n

Alias:

2-hydroxy-3-naphthoic acid anilide

Product name:

Naphthol AS
CAS RN: 92-77-3

Index No.:

Azoic Coupling Component 2(37505)

Molecular formula:

C17H13NO2

 

Molecular weight:

263.28

Appearance:

Beige powder

Assay:

≥99%

Color light:

Near to standard substance

Intensity, molecule:

100±5 of standard substance

Melting point(dry product):

247°C

2.3 acid content:

≤0.09%

Unsoluble substance content in basic liquor:

≤0.15%

Insoluble residues in HCL :

--
Use: Intermediates of organic pigments
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Produktgruppe : Pigment, Farbstoffe > Pigment Zwischenprodukte