Naphthol As

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Naphthol As

CAS NO.： 92-77-3

FOB Price： NEGOTIABLE Get Latest Price

Specification： ≥98%

Documentation： Get COA after inquiry

Lead Time： 14-30 days

Max Capacity： -

Packing： 25KG/Paper Bag

Product Detail

Properties

Chromophenol AS

English Name：Naphthol AS

Index number：Azoic Coupling Component 2(37505)

Molecular formula：C26H29NO3

Structural formula：

Molecular weight：263

Appearance：beige powder

Content：≥98%

Color light：similar to the standard

Strength, score：Standard100±3

Melting point of dry product：246℃

2.3 acid content：≤0.1%

Content of insoluble impurities in lye：≤0.15%

Usage: the most commonly used primer, widely used in cotton fabric dyeing and printing.

Properties

This product is mainly used in the production of organic pigments, dyeing and printing of cotton fiber, viscose fiber and some synthetic fibers.

CAS No.

92-77-3

Formula

C17H13NO2

Molecular Mass

263.29

Exact Mass

263.09500

PSA

49.33000

Logp

3.87070

IUPAC

3-hydroxy-N-phenylnaphthalene-2-carboxamide

Matter Classification

organic

Category

Melting Point

246-248 °C

Density

1.1138

Boiling Point

406.53°C

Flash Point

190.7 °C

Appearance

Light yellow crystal.

Acidity and Basicity

acidness

HS Code

29242990

Export Formalities

UN No.

3077

DG-Class

Risk Code

R43-51/53

Safety Label

Xi,N

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Hubei Pretty Chemical Technology Co.,Ltd.

6YRS

Business Type：

Manufacturing

Country/Region：

Hubei, China

Contacts：

Feng Yi

Position Title：

Export Manager

Tel：

0086-717-4216154

Email：

pretty@chemmail.net

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Chromophenol AS