Basic information Safety Supplier Related
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Direct Yellow 12

Basic information Safety Supplier Related

Direct Yellow 12 Basic information

Product Name:
Direct Yellow 12
Synonyms:
  • abcol direct yellow 4 ra
  • Direct yellow 12 (C.I. 24895)
  • Atul Direct Fast Yellow GCH
  • Diazine Yellow CP
  • Direct Brilliant Yellow 4R
  • Direct Yellow GK
  • Kayaku Chrysophenine
  • Mitsui Chrysophenine G
CAS:
2870-32-8
MF:
C30H29N4NaO8S2
MW:
660.69
EINECS:
220-698-2
Product Categories:
  • Organics
  • Stilbenes
  • Dyes and Pigments
Mol File:
2870-32-8.mol
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Direct Yellow 12 Chemical Properties

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 Information

WGK Germany 
3
TSCA 
Yes
HS Code 
2927.00.5000

MSDS

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Direct Yellow 12 Usage And Synthesis

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

Direct Yellow 12Supplier

J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Email
jkinfo@jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
021-61259108 18621169109
Email
market03@meryer.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Tel
821-50328103-801 18930552037
Email
3bsc@sina.com
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Email
Sales-CN@TCIchemicals.com
Energy Chemical
Tel
021-021-58432009 400-005-6266
Email
sales8178@energy-chemical.com