ChemicalBook > CAS DataBase List > Acid Red 18

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
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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)
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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
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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..…

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
199737
Product name
New Coccine
Purity
Dye content 75%
Packaging
25g
Price
$42.8
Updated
2024/03/01
Sigma-Aldrich
Product number
18137
Product name
Ponceau 4R
Purity
analytical standard
Packaging
25mg
Price
$180
Updated
2024/03/01
Sigma-Aldrich
Product number
1548087
Product name
Ponceau 4R
Purity
United States Pharmacopeia (USP) Reference Standard
Packaging
50MG
Price
$503
Updated
2024/03/01
TCI Chemical
Product number
N0309
Product name
Acid Red 18
Purity
>85.0%(E)
Packaging
25g
Price
$23
Updated
2024/03/01
TCI Chemical
Product number
F0140
Product name
Food Red No. 102
Packaging
25g
Price
$109
Updated
2024/03/01
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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

Sodium 4-amino-1-naphthalenesulfonate Ponceau 4R altiminium lake Congo red paper Sodium chloride Phenol Naphthionic acid Sodium nitrite Sodium disulfonate Aluminum sulfate Sodium nitrate Aluminum hydroxide

Preparation Products

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Acid Red 18 Suppliers

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View Lastest Price from Acid Red 18 manufacturers

Hebei Zhuanglai Chemical Trading Co Ltd
Product
Acid Red 18 2611-82-7
Price
US $79.00-38.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
20ton
Release date
2024-12-17
HebeiShuoshengImportandExportco.,Ltd
Product
Acid Red 18 2611-82-7
Price
US $6.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
2000KG/Month
Release date
2024-08-07
Hebei Longbang Technology Co., Ltd
Product
Acid Red 18 2611-82-7
Price
US $6.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
20TONS
Release date
2024-06-11

2611-82-7, Acid Red 18Related Search:

2,7-Naphthalenedisulfonic acid disodium salt Taurine Ethyl 2-(Chlorosulfonyl)acetate Sodium citrate Butylnaphtalenesulfonic Acid Sodium Salt Sodium 2-naphthalenesulfonate Acid Red 73 sodium 3-[[4-(benzoylethylamino)-2-methylphenyl]azo]-4-hydroxynaphthalene-1-sulphonate 1-Naphthalenesulfonic acid Glycine Citric acid Folic acid Methanol ACID RED 88 c.i.foodred1 Tartrazine EOSIN ACID YELLOW 99

  • SCARLET 3R
  • SCARLET 3R, WATER SOLUBLE
  • NEW COCCINE
  • PONCEAU 4R
  • PONCEAU 4RC
  • trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
  • BRILLIANT PONCEAUBRILLIANT PONCEAUBRILLIANT PONCEAU
  • Food Red 7 (C.I.16255)
  • 1-(4-Sulfo-1-naphthylazo)-2-hydroxy-6,8-naphthalenedisulfonicacidtrisodiumsalt
  • 1-(4-sulpho-1-naphthylazo)-2-naphthol-6,8-disulphonicacid,trisodiumsalt
  • 1,3-Naphthalenedisulfonicacid,7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-,trisodiumsalt
  • 1578red
  • 3-naphthalenedisulfonicacid,7-hydroxy-8-((4-sulfo-1-naphthalenyl)azo)-tri
  • 3-naphthalenedisulfonicacid,7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-tri
  • 7-naphthalenedisulfonicacid,3-hydroxy-4-((4-sulfo-1-naphthalenyl)azo)-tri
  • 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:3)
  • Trisodium 1-(4-sulfo-1-naphthylazo)-2-naphthol-6,8-disulfonate
  • Schultz 213
  • Ponceau 4RC (E124)
  • Ponceau 4RC,neat
  • New Coccine, pure 25GR
  • Apollo Acid Brilliant Scarlet 3R
  • Bosovit Red 400E
  • Brilliant Poncean 4R
  • Conacid Red AM
  • Daina New Coccine
  • Duasyn Acid Poncean 4RC
  • Dyacid Scarlet 4R
  • Eurocert Ponceau 4R
  • Multacid Scarlet 3R
  • Naphthazine Scarlet 4R
  • Orient Water Red 1
  • Poncean 3R, 4R
  • Triacid Poncean 4R
  • Vicoacid Scarlet 3R
  • Victacid Scarlet 3R
  • Water Scarlet 176557 (176576).
  • acidalbrightponceau3r
  • acidbrilliantscarlet3r
  • acidponceau4r
  • AcidredR
  • acidscarlet3rz
  • acilanscarletv3r
  • aizenbrilliantscarlet3rh
  • atulacidscarlet3r
  • atulscarletf
  • brilliantponceau3r
  • brilliantponceau3rf
  • brilliantponceau4r
  • brilliantponceau4rc
  • brilliantponceau4rcspeciallypure
  • Brilliantponceau5R
  • brilliantscarlet
  • brilliantscarlet4r
  • bucacidbrilliantscarlet3r
  • C.1.Acidred18
  • c.i.185
  • C.I.Acidred18