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Direct Yellow 12

Product Name
Direct Yellow 12
CAS No.
2870-32-8
Chemical Name
Direct Yellow 12
Synonyms
CI 24895;CHRYSOPHENINE;DirectyellowG;ChrysophenineG;DirectYellowGX;Chrysophenin G;Pyrazol Yellow;Chrysophenin NS;Pyrazol Yellow C;Direct Yellow GK
CBNumber
CB3399462
Molecular Formula
C30H29N4NaO8S2
Formula Weight
660.69
MOL File
2870-32-8.mol
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Direct Yellow 12 Property

Melting point:
>300°C
storage temp. 
Amber Vial, Refrigerator, Under inert atmosphere
solubility 
DMSO (Slightly), Methanol (Slightly), Water (Slightly)
Colour Index 
24895
form 
Solid
color 
Orange to Dark Orange
Stability:
Light Sensitive
InChIKey
BFMGWSCDIBELQN-BHHUATOHSA-N
SMILES
C(C1C=CC(/N=N/C2C=CC(OCC)=CC=2)=CC=1S(O)(=O)=O)=CC1C=CC(/N=N/C2C=CC(OCC)=CC=2)=CC=1S(O)(=O)=O.[NaH]
EPA Substance Registry System
C.I. Direct Yellow 12 (2870-32-8)
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Safety

WGK Germany 
3
TSCA 
Yes
HS Code 
2927.00.5000
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H319Causes serious eye irritation

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

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
201901
Product name
Chrysophenine
Purity
Dye content 65%
Packaging
50g
Price
$98.2
Updated
2024/03/01
TCI Chemical
Product number
C0530
Product name
Chrysophenine
Packaging
25g
Price
$20
Updated
2023/06/20
TCI Chemical
Product number
C0530
Product name
Chrysophenine
Packaging
500g
Price
$176
Updated
2022/04/27
Alfa Aesar
Product number
J64999
Product name
Chrysophenine sodium salt
Packaging
50g
Price
$47.65
Updated
2024/03/01
Alfa Aesar
Product number
J64999
Product name
Chrysophenine sodium salt
Packaging
100g
Price
$84.1
Updated
2021/12/16
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Direct Yellow 12 Chemical Properties,Usage,Production

Chemical Properties

orange crystalline powder

Uses

A diazo stilbene dye

Properties and Applications

TEST ITEMS

SPECIFICATION

APPEARANCE

YELLOW

LIGHTING

4

SOAPING

3-4

PERSPIRATING

3-4

FRICTION(DRY)

4-5

FRICTION(WET)

3

RESIDUE ON 80 MESH

5.0% max

WATER SOLUBILE

1.0% max

VOLATITE 105°C

1.0% max

TINTING STRENGTH

100-105 %

WEIGHT METAL TOTAL

50ppm max

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Direct Yellow 12 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
Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
021-61259108 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40228
Advantage
62
3B Pharmachem (Wuhan) International Co.,Ltd.
Tel
821-50328103-801 18930552037
Fax
86-21-50328109
Email
3bsc@sina.com
Country
China
ProdList
15839
Advantage
69
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24529
Advantage
81
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44689
Advantage
61
Winchem Industrial Co. Ltd
Tel
0574-83851061
Fax
86-574-87083209
Email
info@win-chemical.com
Country
China
ProdList
500
Advantage
55
Maya High Purity Chemicals
Tel
+86 (573) 82222445 (0)18006601000 452520369
Fax
+86 (573) 82222643
Email
sales@maya-r.com
Country
China
ProdList
11707
Advantage
57
Hangzhou Yuhao Chemical Technology Co., Ltd
Tel
0571-82693216
Fax
+86-571-82880190
Email
info@yuhaochemical.com
Country
China
ProdList
9387
Advantage
52
TOKYO CHEMICAL INDUSTRY CO., LTD.
Tel
03-36680489
Fax
03-3668-0520
Email
Sales-JP@TCIchemicals.com
Country
Japan
ProdList
28387
Advantage
80
TCI Europe
Tel
320-37350700
Fax
+32 (0)37350701
Email
sales@tcieurope.eu
Country
Europe
ProdList
23671
Advantage
75
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View Lastest Price from Direct Yellow 12 manufacturers

TIANJIN XIANGRUI DYESTUFF CO.,LTD
Product
Direct Crysophenine GX, Direct Yellow 12 2870-32-8
Price
US $3.00/kg
Min. Order
25kg
Purity
99%
Supply Ability
20 tons
Release date
2022-10-26
Career Henan Chemical Co
Product
Direct Yellow 12 2870-32-8
Price
US $1.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
as request
Release date
2018-12-21

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  • C30H26O8N4S2Na2
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  • Stilbenes
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