ChemicalBook--->CAS DataBase List--->2870-32-8

2870-32-8

2870-32-8 Structure

2870-32-8 Structure
IdentificationBack Directory
[Name]

Direct Yellow 12
[CAS]

2870-32-8
[Synonyms]

CI 24895
CHRYSOPHENINE
DirectyellowG
ChrysophenineG
DirectYellowGX
Chrysophenin G
Pyrazol Yellow
Chrysophenin NS
DIRECT YELLOW 12
Benzol Yellow LG
Pyrazol Yellow C
Romexal Yellow C
Direct Yellow GK
Diazine Yellow CP
C.I.Directyellow12
Diphenyl Yellow CH
Chloraxol Yellow CG
Pamanil Yellow G-12
Kayaku Chrysophenine
Direct Chrysophenine
Nylornine Yellow C-4R
Mitsui Chrysophenine G
Shikiso Chrysophenine G
Tertrodirect Yellow CG.
abcol direct yellow 4 ra
Direct Brilliant Yellow 4R
chrysophenine (C.I. 24895)
Atul Direct Fast Yellow GCH
C.I.Direct Yellow 12(24895)
Direct yellow 12 (C.I. 24895)
Disodium 4,4'-bis[(4-ethoxyphenyl)azo]stilbene-2,2'-disulfonate
disodium 4,4'-bis[(4-ethoxyphenyl)azo]stilbene-2,2'-disulphonate
2,2’-(1,2-ethenediyl)bis[5-[(4-ethoxyphenyl)azo]-benzenesulfonicacidisodi
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
Benzenesulfonic acid, 2,2-(1,2-ethenediyl)bis5-(4-ethoxyphenyl)azo-, disodium salt
[EINECS(EC#)]

220-698-2
[Molecular Formula]

C30H26N4Na2O8S2
[MDL Number]

MFCD00007488
[MOL File]

2870-32-8.mol
[Molecular Weight]

680.66
Chemical PropertiesBack Directory
[Appearance]

orange crystalline powder
[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]

Benzenesulfonic acid, 2,2'-(1,2-ethenediyl) bis[5-[(4-ethoxyphenyl)azo]-, disodium salt(2870-32-8)
Hazard InformationBack Directory
[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

Safety DataBack Directory
[WGK Germany ]

3
[TSCA ]

Yes
[HS Code ]

2927.00.5000
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Sulfuric acid-->Sodium carbonate-->Sodium nitrite-->Phenol-->CHLOROETHANE-->Benzoic acid-->Sulfurous Acid-->4,4'-Diamino-2,2'-stilbenedisulfonic acid-->1,2-Diphenylethylenediamine-->4,4'-Diamino-2,2'-stilbenedisulfonic acid-->Phenol-->CHLOROETHANE
[Preparation Products]

Direct Yellow 19
Material Safety Data Sheet(MSDS)Back Directory
[msds information]

Direct Yellow 12(2870-32-8).msds
Spectrum DetailBack Directory
[Spectrum Detail]

Direct Yellow 12(2870-32-8)IR1
Direct Yellow 12(2870-32-8)Raman
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