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

Direct Yellow 12 Preparation Products And Raw materials

Raw materials

4,4'-Diamino-2,2'-stilbenedisulfonic acid Phenol CHLOROETHANE Sulfurous Acid Sodium nitrite 1,2-Diphenylethylenediamine Benzoic acid Sulfuric acid Sodium carbonate

Preparation Products

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Direct Yellow 12 Suppliers

Americas 1 Canada 1 China 161 Europe 2 Germany 3 India 114 Japan 3 South Korea 1 Spain 2 Switzerland 2 The Netherlands 2 Turkey 1 United Kingdom 5 United States 28 Global 326

J & K SCIENTIFIC LTD.

Tel: 010-82848833 400-666-7788
Fax: 86-10-82849933
Email: jkinfo@jkchemical.com
Country: China
ProdList: 94657
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

2870-32-8, Direct Yellow 12Related Search:

Phosphorus Benzenesulfonic acid, 2-methyl-5-nitro-, alk. cond. products, reaction products with formaldehyde Ethylenediaminetetraacetic acid disodium salt BRILLIANT YELLOW Sodium Monofluorophosphate DIRECT FAST BROWN M STILBENE YELLOW CI NO 22610 Direct Blue 71 Congo Red Direct Orange 46 STILBENE Direct Black 38 Direct Black 19 Direct Orange S Direct Black 168 Direct Yellow 132 Direct Yellow 86

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Direct yellow 12 (C.I. 24895)

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Diazine Yellow CP

Direct Brilliant Yellow 4R

Direct Yellow GK

Kayaku Chrysophenine

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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.

Directly frozen yellow

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

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

Directly freeze yellow G

2870-32-8

C30H26O8N4S2Na2

C30H26N4Na2O8S2

C30H26N4O8S22Na

Stilbenes

Organics

Stilbenes

Dyes and Pigments