Acid Red 18
- Product Name
- Acid Red 18
- CAS No.
- 2611-82-7
- Chemical Name
- Acid Red 18
- Synonyms
- CI 16255;PONCEAU 4R;Food Red;E124;c.i.185;NEW COCCINE;COCCINE;COCHINEAL RED A;l-rot4;Red 18
- CBNumber
- CB3377770
- Molecular Formula
- C20H15N2NaO10S3
- Formula Weight
- 562.51
- MOL File
- 2611-82-7.mol
Acid Red 18 Property
- Melting point:
- >300oC
- Density
- 1.772[at 20℃]
- vapor pressure
- 0Pa at 25℃
- storage temp.
- Inert atmosphere,Room Temperature
- solubility
- DMSO (Slightly, Heated, Sonicated), Methanol (Slightly, Heated), Water (Slightly)
- Colour Index
- 16255
- form
- Powder
- color
- Bordeaux to brown
- Water Solubility
- 305.21g/L at 20℃
- BRN
- 4122340
- Stability:
- Hygroscopic
- InChI
- InChI=1S/C20H14N2O10S3.Na.H/c23-16-7-5-11-9-12(33(24,25)26)10-18(35(30,31)32)19(11)20(16)22-21-15-6-8-17(34(27,28)29)14-4-2-1-3-13(14)15;;/h1-10,23H,(H,24,25,26)(H,27,28,29)(H,30,31,32);;/b22-21+;;
- InChIKey
- MSUZYPTYNUUBFH-ZPZFBZIMSA-N
- SMILES
- N(/C1=C(C=CC2=CC(S(O)(=O)=O)=CC(S(O)(=O)=O)=C12)O)=N\C1=CC=C(S(O)(=O)=O)C2=CC=CC=C12.[NaH]
- LogP
- -2.267 at 20℃
- EPA Substance Registry System
- C.I. Acid Red 18, trisodium salt (2611-82-7)
Safety
- Safety Statements
- 22-24/25
- WGK Germany
- 2
- RTECS
- QJ6530000
- HS Code
- 32041200
- Hazardous Substances Data
- 2611-82-7(Hazardous Substances Data)
- Toxicity
- LD50 oral in rat: > 8gm/kg
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
-
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P270Do not eat, drink or smoke when using this product.
P280Wear protective gloves/protective clothing/eye protection/face protection.
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.
P321Specific treatment (see … on this label).
P330Rinse mouth.
P332+P313IF SKIN irritation occurs: Get medical advice/attention.
P362Take off contaminated clothing and wash before reuse.
P501Dispose of contents/container to..…
N-Bromosuccinimide Price
- Product number
- 199737
- Product name
- New Coccine
- Purity
- Dye content 75%
- Packaging
- 25g
- Price
- $42.8
- Updated
- 2024/03/01
- Product number
- 18137
- Product name
- Ponceau 4R
- Purity
- analytical standard
- Packaging
- 25mg
- Price
- $180
- Updated
- 2024/03/01
- Product number
- 1548087
- Product name
- Ponceau 4R
- Purity
- United States Pharmacopeia (USP) Reference Standard
- Packaging
- 50MG
- Price
- $503
- Updated
- 2024/03/01
- Product number
- N0309
- Product name
- Acid Red 18
- Purity
- >85.0%(E)
- Packaging
- 25g
- Price
- $23
- Updated
- 2024/03/01
- Product number
- F0140
- Product name
- Food Red No. 102
- Packaging
- 25g
- Price
- $109
- Updated
- 2024/03/01
Acid Red 18 Chemical Properties,Usage,Production
Chemical Properties
Deep red powder
Uses
Food Red No. 102 is an artificial coloring food additive. Dye. Dyes and metabolites, Environmental Testing
Preparation
4-Aminonaphthalene-1-sulfonic acid diazo, and 7-Hydroxynaphthalene-1,3-disulfonic acid coupling.
Flammability and Explosibility
Non flammable
Safety Profile
Moderately toxic by intraperitoneal route. Questionable carcinogen with experimental tumorigenic data. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx and SOx.
Properties and Applications
red. Red powder. Soluble in water red, slightly soluble in ethanol and soluble fiber element, insoluble in other organic solvents. Strong sulfuric acid in purple, will the red orange is diluted; Nitric acid solution in yellow. Its water solution and strong hydrochloric acid red, add sodium hydroxide is brown. Mainly used for wool, silk, polyamide fiber and its blended fabric dyeing, also can be used for leather, paper, plastic, wood, medicine and cosmetics of dyeing, still can make the ink.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 4 | 2 | 3-4 | 2 | 1-2 | 3 | ||
| AATCC | 4 | 2 | 2 | 1 | 1 | 4 | ||
Purification Methods
Dissolve the dye in the minimum quantity of boiling water, filter and enough EtOH is added to precipitate ca 80% of the dye. This process is repeated until a solution of the dye in aqueous 20% pyridine has a constant extinction coefficient. [Beilstein 16 I 306.]
Acid Red 18 Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from Acid Red 18 manufacturers
- Product
- Ponceau 4R 2611-82-7
- Price
- US $10.00/kg
- Min. Order
- 1kg
- Purity
- 99.7%
- Supply Ability
- 200000kg
- Release date
- 2024-04-25
- Product
- Acid Red 18 2611-82-7
- Price
- US $34.00-1.20/kg
- Min. Order
- 1kg
- Purity
- 99%
- Supply Ability
- g-kg-tons, free sample is available
- Release date
- 2024-03-22
- Product
- Ponceau 4R 2611-82-7
- Price
- US $0.00-0.00/kg
- Min. Order
- 1kg
- Purity
- 0.99
- Supply Ability
- 20 tons
- Release date
- 2023-08-07