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HomeProduct name listERYTHROSIN B

ERYTHROSIN B

  • CAS NO.:15905-32-5
  • Empirical Formula: C20H8I4O5
  • Molecular Weight: 835.89
  • MDL number: MFCD00005044
  • EINECS: 240-046-0
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-10-28 23:16:16
ERYTHROSIN B Structural

What is ERYTHROSIN B?

Chemical properties

orange-red fine powder

The Uses of ERYTHROSIN B

Erythrosin B is used as a red coloring in some foods such as cherries and fish. It is used as printing ink, dental plaque disclosing agent and biological stain. It finds application as a radiopaque medium and sensitizer for orthochromatic photographic films. It is utilized as a cake-decorating gel. In addition to this, it is used in sweets such as candies and popsicles.

The Uses of ERYTHROSIN B

Indicator in analytical chemistry.

The Uses of ERYTHROSIN B

Erythrosin B has been used as a dye in fluorescence lifetime imaging.

What are the applications of Application

Erythrosin B is a cherry-pink synthetic dye and stain

Preparation

Fluorescein (C.I.Acid Yellow 73, C.L 45350) in aqueous solution or Tetraiodide in ethanol, and made ??the free acid form.

Biochem/physiol Actions

Erythrosin B, also called as eosin B, is a xanthene dye. It belongs to the family of fluorescein dyes. It plays a major role in inhibiting dopamine uptake and high affinity 3H-ouabain binding and ion transport in synaptosomes from rat caudate nucleus.

Properties and Applications

blue light red. Soluble in water for cherry red, no fluorescence. In concentrated sulfuric acid for brown light yellow, dilution after brown light yellow precipitation. Dye aqueous solution to join sodium hydroxide have soluble precipitation. Used in cosmetics coloring.

Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate(5%) Hydrochloric acid(5%)
Melting point Stable
ISO Poor Insoluble

Properties of ERYTHROSIN B

Melting point: 303 °C (dec.)(lit.)
Boiling point: 628.3±55.0 °C(Predicted)
Density  2.4391 (estimate)
storage temp.  room temp
solubility  spirit: soluble
form  powder
Colour Index  45430:2
pka 7.21±0.20(Predicted)
color  Red
Water Solubility  Soluble in water, spirit, methanol, methyl cellosolve and ethanol.
EPA Substance Registry System 2',4',5',7'-Tetraiodofluorescein (15905-32-5)

Safety information for ERYTHROSIN B

Signal word Danger
Pictogram(s)
ghs
Corrosion
Corrosives
GHS05
GHS Hazard Statements H290:Corrosive to Metals
H314:Skin corrosion/irritation
Precautionary Statement Codes P234:Keep only in original container.
P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P363:Wash contaminated clothing before reuse.
P390:Absorb spillage to prevent material damage.
P301+P330+P331:IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P405:Store locked up.
P406:Store in corrosive resistant/… container with a resistant inner liner.

Computed Descriptors for ERYTHROSIN B

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