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Naphthol AS-OL

Product Name
Naphthol AS-OL
CAS No.
135-62-6
Chemical Name
Naphthol AS-OL
Synonyms
CelcotRK;NAPHTOLS;Azotol OA;Celcot RK;C.I. 37530;Diathol BO;Diathol OL;Naftolo MOL;Naphtazol F;Conazoic BO
CBNumber
CB2121026
Molecular Formula
C18H15NO3
Formula Weight
293.32
MOL File
135-62-6.mol
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Naphthol AS-OL Property

Melting point:
161-164 °C(lit.)
Boiling point:
424.1±30.0 °C(Predicted)
Density 
1.304±0.06 g/cm3(Predicted)
storage temp. 
Refrigerator, under inert atmosphere
solubility 
DMSO (Slightly), Methanol (Slightly)
form 
Solid
pka
8.74±0.40(Predicted)
Colour Index 
37530
color 
Off-White to Pale Beige
CAS DataBase Reference
135-62-6(CAS DataBase Reference)
NIST Chemistry Reference
3-Hydroxy-2-naphthoyl-ortho-anisidide(135-62-6)
EPA Substance Registry System
2-Naphthalenecarboxamide, 3-hydroxy-N-(2-methoxyphenyl)- (135-62-6)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36
WGK Germany 
2
HS Code 
2924.29.3300
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H315Causes skin irritation

H317May cause an allergic skin reaction

H319Causes serious eye irritation

H335May cause respiratory irritation

H372Causes damage to organs through prolonged or repeated exposure

H411Toxic to aquatic life with long lasting effects

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P273Avoid release to the environment.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
R319988
Product name
AZOIC COUPLING COMPONENT 20 (NAPTHOL AS-OL C.I. 37530)
Purity
AldrichCPR
Packaging
250MG
Price
$110
Updated
2024/03/01
TCI Chemical
Product number
H0317
Product name
3-Hydroxy-2'-methoxy-2-naphthanilide
Purity
>98.0%(HPLC)(T)
Packaging
25g
Price
$44
Updated
2024/03/01
TCI Chemical
Product number
H0317
Product name
3-Hydroxy-2'-methoxy-2-naphthanilide
Purity
>98.0%(HPLC)(T)
Packaging
500g
Price
$164
Updated
2024/03/01
TRC
Product number
H973080
Product name
3-Hydroxy-2''-methoxy-2-naphthanilide
Packaging
500mg
Price
$55
Updated
2021/12/16
TRC
Product number
H973080
Product name
3-Hydroxy-2''-methoxy-2-naphthanilide
Packaging
2.5g
Price
$70
Updated
2021/12/16
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Naphthol AS-OL Chemical Properties,Usage,Production

Preparation

O-Anisidine and 3-Hydroxy-2-naphthoic acid condensation.

Properties and Applications

m brown powder, melting point for 167 ~ 168 ℃. Insoluble in water, slightly soluble in sodium carbonate solution, soluble in ethanol. In sodium hydroxide solution for yellow. A little sensitive to the air. This product is mainly used for cotton yarns, cotton, cotton cloth, towel, bath towel, PVA, viscose, silk, polyamide fiber and two vinegar fiber and cotton cloth dyeing of direct printing, the printing and dyeing discharge printing. Can also be used to make quick pigment, fast amine element, element and organic pigment fast sulfonylurea medications. The affinity of cotton low, coupled ability medium.

Naphthol AS-OL Preparation Products And Raw materials

Raw materials

Preparation Products

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Naphthol AS-OL Suppliers

TOKYO CHEMICAL INDUSTRY CO., LTD.
Tel
03-36680489
Fax
03-3668-0520
Email
Sales-JP@TCIchemicals.com
Country
Japan
ProdList
28398
Advantage
80
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View Lastest Price from Naphthol AS-OL manufacturers

Career Henan Chemical Co
Product
Naphthol AS-OL 135-62-6
Price
US $1.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
as request
Release date
2018-12-21

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