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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
Molecular Weight:
660.69
MDL Number:
MFCD00007488
MOL File:
2870-32-8.mol
MSDS File:
SDS
Last updated:2024-01-02 15:08:19

Direct Yellow 12 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]
EWG's Food Scores 1-4
FDA UNII 8Q5531T139
EPA Substance Registry System C.I. Direct Yellow 12 (2870-32-8)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H319
Precautionary statements  P264-P280-P305+P351+P338-P337+P313P
WGK Germany  3
TSCA  Yes
HS Code  2927.00.5000

Direct Yellow 12 price More Price(19)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 201901 Chrysophenine Dye content 65% 2870-32-8 50g $98.2 2024-03-01 Buy
TCI Chemical C0530 Chrysophenine 2870-32-8 25g $20 2023-06-20 Buy
TCI Chemical C0530 Chrysophenine 2870-32-8 500g $176 2022-04-27 Buy
Alfa Aesar J64999 Chrysophenine sodium salt 2870-32-8 50g $47.65 2024-03-01 Buy
Alfa Aesar J64999 Chrysophenine sodium salt 2870-32-8 100g $84.1 2021-12-16 Buy
Product number Packaging Price Buy
201901 50g $98.2 Buy
C0530 25g $20 Buy
C0530 500g $176 Buy
J64999 50g $47.65 Buy
J64999 100g $84.1 Buy

Direct Yellow 12 Chemical Properties,Uses,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

Global( 327)Suppliers
Supplier Tel Email Country ProdList Advantage
TIANJIN XIANGRUI DYESTUFF CO.,LTD
+undefined13902081959 jinyanchun@xiangruidye.com China 83 58
LEAPCHEM CO., LTD.
+86-852-30606658 market18@leapchem.com China 43348 58
Henan Tianfu Chemical Co.,Ltd.
+86-0371-55170693 +86-19937530512 info@tianfuchem.com China 21695 55
career henan chemical co
+86-0371-86658258 sales@coreychem.com China 29914 58
Hubei Jusheng Technology Co.,Ltd.
18871490254 linda@hubeijusheng.com CHINA 28180 58
Hubei xin bonus chemical co. LTD
86-13657291602 linda@hubeijusheng.com CHINA 22968 58
Chongqing Chemdad Co., Ltd
+86-023-61398051 +8613650506873 sales@chemdad.com China 39916 58
Winchem industrial co limited
+86-0086-574-83851061 +86-13003762012 lucyhu@win-chemical.com China 300 58
CONIER CHEM AND PHARMA LIMITED
+8618523575427 sales@conier.com China 47465 58
Hefei TNJ Chemical Industry Co.,Ltd.
0551-65418671 sales@tnjchem.com China 34572 58

View Lastest Price from Direct Yellow 12 manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Direct Crysophenine GX, Direct Yellow 12 pictures 2022-10-26 Direct Crysophenine GX, Direct Yellow 12
2870-32-8
US $3.00 / kg 25kg 99% 20 tons TIANJIN XIANGRUI DYESTUFF CO.,LTD
Direct Yellow 12 pictures 2019-07-06 Direct Yellow 12
2870-32-8
US $1.00 / kg 1kg 99% as request Career Henan Chemical Co
Atul Direct Fast Yellow GCH Diazine Yellow CP Direct Brilliant Yellow 4R Direct Yellow GK Kayaku Chrysophenine Mitsui Chrysophenine G Pamanil Yellow G-12 Pyrazol Yellow C Disodium 4,4'-bis[(4-ethoxyphenyl)azo]stilbene-2,2'-disulfonate 2,2'-(1,2-Ethenediyl)bis[5-[(4-ethoxyphenyl)azo]benzenesulfonic acid sodium] salt 2,2'-(1,2-Ethenediyl)bis[5-[(4-ethoxyphenyl)azo]benzenesulfonic acid]disodium salt DIRECT YELLOW 12 disodium 4,4'-bis[(4-ethoxyphenyl)azo]stilbene-2,2'-disulphonate CHRYSOPHENINE CI 24895 2,2’-(1,2-ethenediyl)bis[5-[(4-ethoxyphenyl)azo]-benzenesulfonicacidisodi C.I.Directyellow12 ChrysophenineG DirectyellowG Romexal Yellow C Shikiso Chrysophenine G Tertrodirect Yellow CG. chrysophenine (C.I. 24895) Benzenesulfonic acid, 2,2-(1,2-ethenediyl)bis5-(4-ethoxyphenyl)azo-, disodium salt Direct Chrysophenine DirectYellowGX Benzol Yellow LG C.I.Direct Yellow 12(24895) Chloraxol Yellow CG Chrysophenin G Chrysophenin NS Diphenyl Yellow CH Nylornine Yellow C-4R Pyrazol Yellow abcol direct yellow 4 ra Direct yellow 12 (C.I. 24895) Directly frozen yellow Direct Yellow 12 ISO 9001:2015 REACH Chrysophenine (Technical Grade) C.I.Direct Yellow 12:C.I.24895 TIANFU-CHEM Direct Yellow 12 Direct Crysophenine GX, Direct Yellow 12 2870-32-8 C30H26O8N4S2Na2 C30H26N4Na2O8S2 C30H26N4O8S22Na Stilbenes Organics Stilbenes Dyes and Pigments