Acid Green 50
- Product Name
- Acid Green 50
- CAS No.
- 3087-16-9
- Chemical Name
- Acid Green 50
- Synonyms
- e142;GREEN S;CI 44090;LISSAMINE GREEN B;green5;greenbs;12078green;eriogreens;foodgreens;woolgreen5
- CBNumber
- CB3410671
- Molecular Formula
- C27H27N2NaO7S2
- Formula Weight
- 578.63
- MOL File
- 3087-16-9.mol
Acid Green 50 Property
- Melting point:
- >300°C
- Density
- 0.541[at 20℃]
- storage temp.
- Refrigerator
- solubility
- DMSO (Slightly), Methanol (Slightly)
- form
- Powder
- Colour Index
- 44090
- color
- Dark brown or black
- Water Solubility
- 492.554g/L at 28℃
- Stability:
- Incompatible with strong oxidizing agents.
- LogP
- 0.595 at 25℃
- CAS DataBase Reference
- 3087-16-9(CAS DataBase Reference)
- EPA Substance Registry System
- Methanaminium, N-[4-[[4-(dimethylamino)phenyl](2-hydroxy-3,6-disulfo-1-naphthalenyl)methylene]-2,5-cyclohexadien-1-ylidene]-N-methyl-, inner salt, monosodium salt (3087-16-9)
Safety
- Hazard Codes
- Xn
- Risk Statements
- 22-36/37/38
- Safety Statements
- 36/37/39
- WGK Germany
- 3
- RTECS
- BQ1150000
- HS Code
- 32041200
- Toxicity
- rat,LD50,oral,2gm/kg (2000mg/kg),Scientia Pharmaceutica. Vol. 47, Pg. 39, 1979.
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P270Do not eat, drink or smoke when using this product.
P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- 199583
- Product name
- Lissamine? Green B
- Purity
- Dye content 60?%
- Packaging
- 25g
- Price
- $69.6
- Updated
- 2024/03/01
- Product number
- 06737
- Product name
- Green S
- Purity
- analytical standard
- Packaging
- 25mg
- Price
- $142
- Updated
- 2024/03/01
- Product number
- G0250
- Product name
- Acid Green 50
- Packaging
- 25g
- Price
- $45
- Updated
- 2024/03/01
- Product number
- A189895
- Product name
- AcidGreen50(TechnicalGrade)
- Packaging
- 25g
- Price
- $75
- Updated
- 2021/12/16
- Product number
- 239540
- Product name
- Lissamine Green B
- Packaging
- 25g
- Price
- $170
- Updated
- 2021/12/16
Acid Green 50 Chemical Properties,Usage,Production
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.]
Acid Green 50 Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from Acid Green 50 manufacturers
- Product
- Acid Green 50 3087-16-9
- Price
- US $1.00/KG
- Min. Order
- 1KG
- Purity
- 99%
- Supply Ability
- 200kg
- Release date
- 2020-03-05
- Product
- Acid Green 50 3087-16-9
- Price
- US $9.80/KG
- Min. Order
- 1g
- Purity
- ＞98%
- Supply Ability
- 20 tons
- Release date
- 2020-02-10