Identification | More | [Name]
Acid Green 50 | [CAS]
3087-16-9 | [Synonyms]
[4-[4-(dimethylamino)-alpha-(2-hydroxy-3,6-disulphonato-1-naphthyl)benzylidene]cyclohexa-2,5-dien-1-ylidene]dimethylammonium inner salt sodium salt ACID GREEN 50 CI 44090 CI NO 44090 CYANOL GREEN B GREEN S KITON GREEN S LABOTEST-BB LT00451847 LISSAMINE GREEN B WOOL GREEN S 12078green acidalwoolgreenbs acidbrilliantgreenbs AcidgreenBS acidleathergreens acilangreenbs amacidwoolgreens ammonium,(4-(p-(dimethylamino)-alpha-(2-hydroxy-3,6-disulfo-1-naphthyl)benzyli brilliantsaeuregruenbs bucacidwoolgreen | [EINECS(EC#)]
221-409-2 | [Molecular Formula]
C27H25N2NaO7S2 | [MDL Number]
MFCD00012117 | [Molecular Weight]
576.62 | [MOL File]
3087-16-9.mol |
Safety Data | Back Directory | [Hazard Codes ]
Xn | [Risk Statements ]
R22:Harmful if swallowed. R36/37/38:Irritating to eyes, respiratory system and skin . | [Safety Statements ]
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection . | [WGK Germany ]
3
| [RTECS ]
BQ1150000
| [HS Code ]
32041200 |
Hazard Information | Back Directory | [Chemical Properties]
solid | [Uses]
Acid Green 50 is a food coloring in drinks and candles. Also used on living cells as protein stains for chemical and molecular analyses. | [Preparation]
(a)4-(Dichloro(4-(dimethylamino)phenyl)methyl)-N,N-dimethylbenzenamine and Naphthalen-2-ol condensation, with hair smoke sulphonated sulfuric acid, and translated into sodium salt; (b) Bis (4 – (dimethylamino) phenyl) methanoland ?3-Hydroxynaphthalene-2,7-disulfonic acid (or 7-Hydroxynaphthalene-1,3-disulfonic acid) condensation, product oxidation, and translated into sodium salt. | [Properties and Applications]
blue light green. Blue-green powder. Soluble in cold water, easily soluble in hot water (green blue), soluble in ethanol (turquoise blue). Meet strong sulfuric acid as orange, a green light amber after diluted. Mainly used for wool, polyamide, silk dyeing. Also used in leather, food, medicine and cosmetics of shading.
Standard
|
Light Fastness
|
Soaping
|
Persperation Fastness
|
Oxygen bleaching
|
Fastness to seawater
|
Fading
|
Stain
|
Fading
|
Stain
|
Fading
|
Stain
|
ISO
|
3
|
2
|
3
|
4
|
1
|
5
|
3
|
1
|
AATCC
|
2-3
|
3
|
3
|
2
|
1
|
1
|
3
|
3
|
| [Purification Methods]
Crystallise it from EtOH/water (1:1, v/v). Irritant. [Beilstein 14 II 574.] |
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