ChemicalBook > CAS DataBase List > Pigment Red 3

Pigment Red 3

Product Name
Pigment Red 3
CAS No.
2425-85-6
Chemical Name
Pigment Red 3
Synonyms
PR 3;AKA221;fastredj;fastredr;CI 12120;fastredab;fastredje;hansaredb;hansaredg;lakered4r
CBNumber
CB7203442
Molecular Formula
C17H13N3O3
Formula Weight
307.3
MOL File
2425-85-6.mol
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Pigment Red 3 Property

Melting point:
270-272 °C(lit.)
Boiling point:
447.81°C (rough estimate)
Density 
1.1873 (rough estimate)
refractive index 
1.6500 (estimate)
solubility 
Chloroform (Slightly, Heated), DMSO (Slightly), Toluene (Very Slightly)
Colour Index 
12120
pka
13.45±0.50(Predicted)
Water Solubility 
211μg/L at 20℃
Stability:
Stable. May be moisture sensitive. Incompatible with strong oxidizing agents.
LogP
5.4 at 25℃
CAS DataBase Reference
2425-85-6(CAS DataBase Reference)
NIST Chemistry Reference
2-Naphthalenol, 1-[(4-methyl-2-nitrophenyl)azo]-(2425-85-6)
IARC
3 (Vol. 57) 1993
EPA Substance Registry System
C.I. Pigment Red 3 (2425-85-6)
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Safety

Hazard Codes 
Xi,N
Risk Statements 
41-50/53
Safety Statements 
26-39-60-61
RIDADR 
UN 3077 9/PG 3
WGK Germany 
3
RTECS 
QK4247000
Hazardous Substances Data
2425-85-6(Hazardous Substances Data)
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H318Causes serious eye damage

H410Very toxic to aquatic life with long lasting effects

Precautionary statements

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.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
R327581
Product name
HELIO FAST RED RL
Purity
Aldrich
Packaging
1g
Price
$97.9
Updated
2022/05/15
TRC
Product number
T536220
Product name
Toluidine Red
Packaging
25g
Price
$155
Updated
2021/12/16
TRC
Product number
T536220
Product name
Toluidine Red
Packaging
1g
Price
$65
Updated
2021/12/16
Usbiological
Product number
290935
Product name
ToluidiNe Red
Packaging
2g
Price
$333
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
DYE0000613
Product name
PIGMENT RED 3
Purity
95.00%
Packaging
5MG
Price
$501.11
Updated
2021/12/16
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Pigment Red 3 Chemical Properties,Usage,Production

Description

C.I. Pigment Red 3, 12120 [2425-85-6] is a good representative of monoazopigments of the β-naphthol type and is one of the most important organic pigments.

Chemical Properties

red to orange powder

Uses

Toluidine Red is a oil soluble dye. Toluidine Red has been shown to cause hematopoietic cell proliferation in the spleen, liver, and bone marrow of rats. Dyes and metabolites, Environmental Testing

Definition

ChEBI: CI Pigment Red 3 is a member of azobenzenes.

General Description

Yellowish-red to red powder or solid.

Air & Water Reactions

Sensitive to moisture Dust suspensions in air can be explosive at certain concentrations. Insoluble in water.

Reactivity Profile

Pigment Red 3 may form toxic gases with acids, aldehydes, amides, carbamates, cyanides, inorganic fluorides, halogenated organics, isocyanates, ketones, metals, nitrides, peroxides, phenols, epoxides, acyl halides, and strong oxidizing or reducing agents. May form flammable gases with alkali metals. Explosive combination can occur with strong oxidizing agents, metal salts, peroxides, and sulfides.

Fire Hazard

Flash point data for Pigment Red 3 are not available; however, Pigment Red 3 is probably combustible.

Flammability and Explosibility

Non flammable

Properties and Applications

TEST ITEMS

SPECIFICATION

APPEARANCE

DARK RED POWDER

SHADE

BLUISH

HEAT RESISTANCE

140 °C min

LIGHT FASTNESS

7

ACID RESISTANCE

5

ALKALI RESISTANCE

5

FASTNESS TO BLEEDING

4

OIL ABSORPTION

40-45%

SPECIFIC SURFACE

28 m 2 /g

DENSITY

1.60 g/cm 3

RESIDUE ON 80 MESH

5.0% max

WATER SOLUBLE

1.0% max

VOLATITE 105 °C

1.0% max

TINTING STRENGTH

100-105 %

Pigment Red 3 Preparation Products And Raw materials

Raw materials

Preparation Products

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Pigment Red 3 Suppliers

J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
Advantage
76
BeiJing Hwrk Chemicals Limted
Tel
0757-86329057 18501085097
Fax
010-89508210
Email
sales3.gd@hwrkchemical.com
Country
China
ProdList
7508
Advantage
55
Winchem Industrial Co. Ltd
Tel
0574-83851061
Fax
86-574-87083209
Email
info@win-chemical.com
Country
China
ProdList
500
Advantage
55
Chemsky(shanghai)International Co.,Ltd.
Tel
021-50135380
Email
shchemsky@sina.com
Country
China
ProdList
32344
Advantage
50
Tianjin heowns Biochemical Technology Co., Ltd.
Tel
400 638 7771
Email
sales@heowns.com
Country
China
ProdList
14443
Advantage
57
Spectrum Chemical Manufacturing Corp.
Tel
021-021-021-67601398-809-809-809 15221380277
Fax
021-57711696
Email
marketing_china@spectrumchemical.com
Country
China
ProdList
9664
Advantage
60
Shanghai JONLN Reagent Co., Ltd.
Tel
400-0066400 13621662912
Fax
021-55660885
Email
422131432@qq.com
Country
China
ProdList
9986
Advantage
55
Shanghai Macklin Biochemical Co.,Ltd.
Tel
15221275939 15221275939
Fax
021-50706099
Email
shenlinxing@macklin.cn
Country
China
ProdList
15873
Advantage
55
Hubei Jusheng Technology Co.,Ltd
Tel
027-59599241 18871490274
Fax
027-59599241
Email
1400878000@qq.com
Country
China
ProdList
9972
Advantage
58
Hangzhou Paramount Product Corporation
Tel
0571-56076803 13868021345
Fax
86-571-56076803
Email
zoe@paramountproduct.com
Country
China
ProdList
108
Advantage
55
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View Lastest Price from Pigment Red 3 manufacturers

Winchem industrial co limited
Product
Pigment Red 3 2425-85-6
Price
US $0.00/kg
Min. Order
25kg
Purity
1
Supply Ability
20mt
Release date
2022-12-11
Career Henan Chemical Co
Product
Pigment Red 3 2425-85-6
Price
US $1.00/KG
Min. Order
1KG
Purity
98%-100%
Supply Ability
1
Release date
2018-08-10

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