Azoic coupling component AS-LC

Home

0086-571-8627 3270

service@chemball.com

Tert-Amyl Alcohol Acrylamide Sulphanilic Acid Isopropyl Acetate Potassium Sorbate

Home > Dyestuffs and Pigments > Ingrain Dyes > N-(4-Chloro-2,5-Dimethoxyphenyl)-3-Hydroxynaphthalene-2-Carboxamide Manufacturers > Azoic coupling component AS-LC

Azoic coupling component AS-LC

CAS NO.： 4273-92-1

FOB Price： NEGOTIABLE Get Latest Price

Specification： 98.5%

Documentation：

Lead Time： 14-30 days

Max Capacity： -

Packing： 25KG/Fibre Drum

Product Detail

Properties

Azoic coupling component AS-LC

English name	4'-chloro-3-hydroxy-2',5'-dimethoxy-2-naphthanilide
Alias	C.I. 37555; C.I. Azoic Coupling Component 23; Naphthol AS-LC; 2-Hydroxy-3-Naphthoyl-(4'Chloro-2', 5'-dimethoxy) Aniline; N-(4-chloro-2,5-dimethoxyphenyl)-3-hydroxynaphthalene-2-
CAS RN	4273-92-1
EINECS No.	224-270-6
Molecular formula	C₁₉H₁₆ClNO₄
Molecular weight	357.7876
Physico-chemical property	Melting point 190°C
Uses	Used for dyeing of cotton fabric, viscose, silk, chinlon and terylene; developing of yellow GC, orange Gc
Structural formula

Properties

Naphthol AS-LC is a derivative of chromophenol. Naphthol AS-LC is mainly used in the dyeing of cotton, viscose fiber, silk, silk, nylon and polyester. It is generally not used in printing. It is a base agent for orange yellow brown dyeing. It is commonly used in the color development of yellow based GC and orange based GC. It has high affinity for cotton and is an intermediate for the preparation of organic pigments.

CAS No.

4273-92-1

Formula

C19H16ClNO4

Molecular Mass

357.78800

Exact Mass

357.07700

PSA

67.79000

Logp

4.54130

IUPAC

N-(4-chloro-2,5-dimethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide

Matter Classification

organic

Category

Melting Point

190 ºC

Density

1.371 g/cm3

Boiling Point

479.8 ºC

Flash Point

244 ºC

Appearance

Off white powder

Acidity and Basicity

acidness

HS Code

29242990

Send your message to this supplier

To：

Liaoyang Dongwang Chemical Products Co.,Ltd.

Not exactly what you want? One request, multiple quotations Get Quotations Now >>

Supplier's main products

Azoic coupling component AS-LC

25KG/Fibre Drum

Pigment Red HF4C

CAS: 51920-12-8

Light resistance: 8；Heat resistance: 250℃；Oil absorption≤45ml/100g

25KG/Fibre Drum

Pigment Red HF3C

CAS: 12225-06-8

Light resistance: 8；Heat resistance: 250℃；Oil absorption≤45ml/100g

25KG/Fibre Drum

Pigment Red HF2B

CAS: 31778-10-6

Light resistance: 8；Heat resistance: 250℃；Oil absorption≤45ml/100g

25KG/Fibre Drum

Pigment Yellow 81

CAS: 22094-93-5

PH range/(10% slurry): 6.5；Oil absorption /(g/100g): 35-71

Permanent Yellow 2R

CAS: 36888-99-0

Light resistance: 8；Heat resistance: 260℃；Oil absorption≤55ml/100g

Permanent Yellow 3R

CAS: 36888-99-0

Light resistance: 8；Heat resistance: 260℃；Oil absorption≤55ml/100g

Pigment Yellow 180

CAS: 77804-81-0

PH value: 7.5；Coloured light: green yellow；Coloring power(compared with standard): 100±5；Oil absorption(g/100g): 40-60

Pigment Orange 64

CAS: 72102-84-2

PH range: 6.5；colored light: bright red orange yellow；tinting strength: 100±5；Oil absorption (ml/100g): 45

Pigment Brown 25

Application fields：Plastic, Dope, Oil ink

Pigment Red 177

Heat resistance: 280 ℃

Company Logo

Liaoyang Dongwang Chemical Products Co.,Ltd.

17YRS

Business Type：

Manufacturing

Country/Region：

Liaoning, China

Contacts：

Tong Li‘na

Position Title：

Sales Manager

Tel：

0086-419-4233019

Email：

dongwang@chemmail.net

Visit Factory

Get Free Samples

Less than 1KG required

WhatsApp

Connect Us on WhatsApp

0086-13958034490

open WhatsApp

Send Email

Whatsapp

TOP