ChemicalBook > CAS DataBase List > 4-CHLORO-1-NAPHTHOL

4-CHLORO-1-NAPHTHOL

Product Name
4-CHLORO-1-NAPHTHOL
CAS No.
604-44-4
Chemical Name
4-CHLORO-1-NAPHTHOL
Synonyms
4-CN;4C1N;4CN PLUS;NSC 44345;4C1N/4-CN;CHLORONAPTHOL;CHLORONAPHTHOL;Chloro-1-naphthol;Naphthol Impurity;4-Chlor-1-naphthol
CBNumber
CB6715043
Molecular Formula
C10H7ClO
Formula Weight
178.62
MOL File
604-44-4.mol
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4-CHLORO-1-NAPHTHOL Property

Melting point:
118-121 °C(lit.)
Boiling point:
254.41°C (rough estimate)
Density 
密度
refractive index 
1.4575 (estimate)
Flash point:
73 °C
storage temp. 
-20°C
solubility 
methanol: 50 mg/mL, clear, colorless to very faintly yellow
form 
tablets (~32 mg each)
pka
9.11±0.40(Predicted)
color 
Off-white to gray to light brown
BRN 
509750
CAS DataBase Reference
604-44-4(CAS DataBase Reference)
EPA Substance Registry System
1-Naphthalenol, 4-chloro- (604-44-4)
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Safety

Hazard Codes 
Xi,T
Risk Statements 
36/37/38-39/23/24/25-20/21/22
Safety Statements 
26-36-45-36/37
RIDADR 
UN 2810 6.1/PG 3
WGK Germany 
3
8-9-23
TSCA 
Yes
HS Code 
29081990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

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

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

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

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

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

P405Store locked up.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
C6788
Product name
4-Chloro-1-naphthol
Purity
tablet
Packaging
5tablets
Price
$55.1
Updated
2024/03/01
Sigma-Aldrich
Product number
C6788
Product name
4-Chloro-1-naphthol
Purity
tablet
Packaging
50tablets
Price
$115.6
Updated
2024/03/01
Sigma-Aldrich
Product number
C6788
Product name
4-Chloro-1-naphthol
Purity
tablet
Packaging
100tablets
Price
$511
Updated
2024/03/01
TCI Chemical
Product number
C2291
Product name
4-Chloro-1-naphthol [for Biochemical Research]
Purity
>98.0%(T)
Packaging
5g
Price
$72
Updated
2024/03/01
TCI Chemical
Product number
C2291
Product name
4-Chloro-1-naphthol [for Biochemical Research]
Purity
>98.0%(T)
Packaging
1g
Price
$28
Updated
2024/03/01
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4-CHLORO-1-NAPHTHOL Chemical Properties,Usage,Production

Chemical Properties

Off white to tan crystals

Uses

4-Chloro-1-naphthol has been used to visualize protein bands in western blotting. It has also been used in staining polyvinylidene fluoride (PVDF) membrane by Nakane method.

Uses

Suitable for visualizing protein-peroxidase conjugates in western blotting.

Synthesis Reference(s)

Tetrahedron, 38, p. 2347, 1982 DOI: 10.1016/0040-4020(82)87012-9

General Description

4-Chloro-1-naphthol is primarily used for the detection of proteins, it gives a characteristic purple precipitate and the reactions are easily controllable. It can be used as a substitute for benzidine compounds, which are considered to be carcinogenic.

Biochem/physiol Actions

4-Chloro-1-naphthol serves as a substrate for horseradish peroxidase.

Purification Methods

Crystallise the naphthol from EtOH or CHCl3. [Beilstein 6 H 611, 6 II 582, 6 III 2933, 6 IV 4233.]

4-CHLORO-1-NAPHTHOL Preparation Products And Raw materials

Raw materials

Preparation Products

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4-CHLORO-1-NAPHTHOL Suppliers

J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
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China
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Meryer (Shanghai) Chemical Technology Co., Ltd.
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4006608290; 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40241
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TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24539
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Energy Chemical
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021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
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Beijing Ouhe Technology Co., Ltd
Tel
010-82967028 13552068683
Fax
+86-10-82967029
Email
2355560935@qq.com
Country
China
ProdList
12426
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JinYan Chemicals(ShangHai) Co.,Ltd.
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13817811078
Fax
86-021-50426522,50426273
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sales@jingyan-chemical.com
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China
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Adamas Reagent, Ltd.
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400-6009262 16621234537
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021-64823266
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zhangsn@titansci.com
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China
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Shanghai Hanhong Scientific Co.,Ltd.
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021-54306202 13764082696;
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info@hanhongsci.com
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China
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Shandong Xiya Chemical Co., Ltd
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13355009207 13355009207
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0539-6365991
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3007715519@qq.com
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China
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Syntechem Co.,Ltd
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Fax
E-Mail Inquiry
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info@syntechem.com
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China
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12990
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View Lastest Price from 4-CHLORO-1-NAPHTHOL manufacturers

Handan Tongyi New Material Technology Co., Ltd
Product
4cn
Price
US $1.00/KG
Min. Order
1KG
Purity
99.9%
Supply Ability
50 Kilogram/Day
Release date
2021-03-02
Career Henan Chemical Co
Product
4-CHLORO-1-NAPHTHOL 604-44-4
Price
US $6.68/KG
Min. Order
1KG
Purity
99%
Supply Ability
1kg-1000kg
Release date
2020-01-08

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  • C10H7OCL
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  • C10H6ClOH
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  • Building Blocks
  • Biochemicals and Reagents
  • BioChemical
  • Organic Building Blocks
  • Fluorescent Enzyme Substrates for Electrophoresis
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  • Fluorescent Probes, Labels, Particles and Stains
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