ChemicalBook > CAS DataBase List > Solvent Red 24

Solvent Red 24

Product Name
Solvent Red 24
CAS No.
85-83-6
Chemical Name
Solvent Red 24
Synonyms
SUDAN IV;SudanⅣ;OIL RED;SUDAN R;SUDAN 4;CI 26105;SUDAN RED IV;Oilsolublered;AKA501;sudanp
CBNumber
CB5264478
Molecular Formula
C24H20N4O
Formula Weight
380.44
MOL File
85-83-6.mol
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Solvent Red 24 Property

Melting point:
199 °C (dec.)(lit.)
Boiling point:
260°C
Density 
1.1946 (rough estimate)
vapor pressure 
0Pa at 25℃
refractive index 
1.6000 (estimate)
storage temp. 
Flammables area
solubility 
Insoluble in water; soluble in benzene, methanol, acetone, isopropanol; slightly soluble in ethanol
form 
Powder/Solid
Colour Index 
26105
pka
13.52±0.50(Predicted)
color 
Red Brown
Water Solubility 
23μg/L at 25℃
λmax
520 nm, 357 nm
Merck 
14,8393
BRN 
709018
Stability:
Stable. Incompatible with strong oxidizing agents.
Biological Applications
Detecting atherosclerosis; diapers; skin care products; shampoos; hair colors; stents; dental impression materials
InChIKey
RCTGMCJBQGBLKT-PAMTUDGESA-N
LogP
6.66
IARC
3 (Vol. 8, Sup 7) 1987
NIST Chemistry Reference
O-tolylazo-o-tolylazo-beta-naphthol(85-83-6)
EPA Substance Registry System
C.I. Solvent Red 24 (85-83-6)
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Safety

Hazard Codes 
Xi,T
Risk Statements 
36/38-45
Safety Statements 
26-36-53-45
WGK Germany 
3
RTECS 
QL5775000
TSCA 
Yes
HazardClass 
IRRITANT
HS Code 
32129000
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H317May cause an allergic skin reaction

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P272Contaminated work clothing should not be allowed out of the workplace.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P333+P313IF SKIN irritation or rash occurs: Get medical advice/attention.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
198102
Product name
Sudan IV
Purity
Dye content ≥80%
Packaging
25g
Price
$64.4
Updated
2024/03/01
Sigma-Aldrich
Product number
198102
Product name
Sudan IV
Purity
Dye content ≥80%
Packaging
100g
Price
$135
Updated
2024/03/01
TCI Chemical
Product number
O0100
Product name
Sudan IV
Packaging
25g
Price
$27
Updated
2024/03/01
TCI Chemical
Product number
O0100
Product name
Sudan IV
Packaging
100g
Price
$67
Updated
2024/03/01
Alfa Aesar
Product number
A12181
Product name
Sudan IV
Packaging
25g
Price
$34.7
Updated
2024/03/01
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Solvent Red 24 Chemical Properties,Usage,Production

Chemical Properties

dark red to brown crystals or powder

Uses

Fat stain.

Uses

It has been used to promote wound healing. Biological stain. Dyes and metabolites, Environmental Testing.

Uses

Solvent Red 24 has been used to promote wound healing and biological stain.

Preparation

2-Methyl-4-(o-tolyldiazenyl)benzenamine diazotization, and Naphthalen-2-ol coupling.

Definition

ChEBI: A bis(azo) compound that is 2-naphthol substituted at position 1 by a {2-methyl-4-[(2-methylphenyl)diazenyl]phenyl}diazenyl group. A fat-soluble dye predominantly used for demonstrating triglycerides in frozen sections, but which may also stain some protei bound lipids in paraffin sections.

General Description

Sudan IV is a hydrophobic azo dye. It stains triglycerides and imparts an intense red color. The dye does not stain lipid droplets or phospholipids.

Flammability and Explosibility

Not classified

Safety Profile

Questionable carcinogen with experimental tumorigenic data. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx.

Properties and Applications

red to blue light red. Red powder, resistance to 5% of hydrochloric acid and sodium carbonate solution. Insoluble in water, soluble in ethanol and acetone, soluble in benzene. In concentrated sulfuric acid to blue light green, dilution have red precipitation. Mainly used in acetate fiber, organic glass, ABS resin, rigid polyvinyl chloride (PVC) and so on the many kinds of plastic coloring, and can also be used to paint and ballpoint ink color, also can be used for polyester fiber colouring.

Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate(5%) Hydrochloric acid(5%)
Melting point Stable
ISO Good 184-185 120 Insoluble No change No change

Purification Methods

Crystallise the dye from EtOH/water or acetone/water. [Beilstein 16 IV 249.]

Solvent Red 24 Preparation Products And Raw materials

Raw materials

Preparation Products

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Solvent Red 24 Suppliers

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View Lastest Price from Solvent Red 24 manufacturers

Shanghai Standard Technology Co., Ltd.
Product
Sudan IV 85-83-6
Price
US $0.00/mg
Min. Order
5mg
Purity
≥95%(HPLC)
Supply Ability
10 g
Release date
2019-12-30
Winchem industrial co limited
Product
SOLVENT RED 24 85-83-6
Price
US $0.00/kg
Min. Order
25kg
Purity
0.99
Supply Ability
20mt
Release date
2022-12-11
Baoji Guokang Healthchem co.,ltd
Product
Solvent Red 24 85-83-6
Price
US $258.00/Kg/Bag
Min. Order
25Kg/Bag
Purity
99%
Supply Ability
20000T
Release date
2021-06-04

85-83-6, Solvent Red 24 Related Search:

Tribenuron methyl Solvent Red 218 Basic Violet 1 Chlorodimethylphenylsilane Sudan I Tri(o-tolyl)phosphine Solvent Red 27 Kresoxim-methyl Solvent Violet 13 Methyl acrylate Methanol Silicone oil (high temperature) 2-Naphthol Solvent Red 23 1-Naphthol Methylparaben Solvent Red 49 SOLVENT RED 195

  • 1-((2-Methyl-4-((2-methylphenyl)azo)phenyl)azo)-2-naphthalenol
  • 1-((4-(o-tolylazo)-o-tolyl)azo)-2-naphtho
  • 1-((E)-(2-Methyl-4-[(E)-(2-methylphenyl)diazenyl]phenyl)diazenyl)-2-naphth
  • 1-(4-(o-Tolylazo)-o-tolylazo)-2-naphthol
  • 1-(4-o-tolylazo-o-tolylazo)-2-naphthol
  • 1-[[2-methyl-4-[(2-methylphenyl)azo]phenyl]azo]-2-naphthaleno
  • 2',3-Dimethyl-4-(2-hydroxynaphthylazo)azobenzene
  • 2’,3-dimethyl-4-(2-hydroxynaphthylazo)azobenzene
  • 2-Naphthalenol, 1-[[2-methyl-4-[(2-methylphenyl)azo]phenyl]azo]-
  • 2-Naphthol, 1-((4-(o-tolylazo)-o-tolyl)azo)-
  • abcolred4b
  • alpha-Tolylazo-o-tolylazo-beta-naphthol
  • oilredrr
  • oilreds
  • oilredtax
  • oilredzd
  • oilscarlet48
  • Oilsolublered
  • Oleal Red BB
  • olealredbb
  • Organol Red B
  • CI NO 6105
  • FAT PONCEAU
  • FAT PONCEAU LB
  • FAT PONCEAU R OR 4
  • BIEBRICH SCARLET R
  • BIEBRICH SCARLET R FAT SOLUBLE
  • BIEBRICH SCARLET R, OIL SOLUBLE
  • BIEBLICH SCARLET R
  • 1-[2-METHYL-4-(2-METHYLPHENYLAZO)PHENYLAZO]-2-NAPHTHOL
  • WAXOLINE RED O
  • transparent plastic red 301
  • Oil-Ceres-Red
  • o-Tolyazo-o-tolyazo-β-naphthol Scarletred Oil red Ⅳ
  • OIL RED III
  • OIL RED IV
  • OIL RED 4B
  • OIL RED
  • SCARLET R
  • SCARLET RED
  • SCARLET RED, OIL SOLUBLE
  • SCARLET RED SCHARLACH
  • SCARLET R MICHAELIS
  • SCHARLACH RED
  • SUDAN RED IV
  • SUDAN R OR BB
  • SUDAN RED BB
  • SUDAN RED BBA
  • SUDAN RED 4
  • SUDAN RED 4BA
  • SUDAN R
  • SUDAN IV
  • SUDAN 4
  • SOLVENT RED 24
  • AKA501
  • SUDAN IV, CERTIFIED
  • Biebrich Scarlet BPC
  • Biebrich Scarlet R, medicinal