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Thermo Scientific Chemicals Eosin Y, pure, high purity, biological stain

CAS: 17372-87-1 | C20H12Br4Na2O8 | 745.904 g/mol

Overview
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Code: 29

Additional Details:
Additional Details: CAS Number: 17372-87-1 Weight: 0.10000kg


Quantity 100 g
Packaging Glass bottle

Disclaimers: RUO – Research Use Only

Product Code. 10646932

Quantity Price
1 £ 56.019999999999996 / 100g
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  • Description and Specification
  • Alternative Products
  • Documentation
  • Safety and Handling
Description and Specification

Chemical Identifiers

CAS 17372-87-1
Molecular Formula C20H12Br4Na2O8
Molecular Weight (g/mol) 745.904
MDL Number MFCD00005040
InChI Key MASXMTNVNASWNH-UHFFFAOYSA-L
Synonym 2',4',5',7'-Tetrabromofluorescein, disodium salt,Eosin Yellowish,2', 4', 5'
PubChem CID 91886399
IUPAC Name disodium;2-(2,4,5,7-tetrabromo-3-oxido-6-oxoxanthen-9-yl)benzoate;trihydrate
SMILES C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)Br)[O-])Br)Br)Br)C(=O)[O-].O.O.O.[Na+].[Na+]

Specification

Chemical Name or Material Eosin Y
Melting Point >300.0°C
Name Note High purity biological stain
CAS 17372-87-1
Dye Content 90% min. (on dry substance)
Molecular Formula C20H12Br4Na2O8
MDL Number MFCD00005040
Beilstein 19, IV, 2917
Merck Index 15, 3658
Synonym 2',4',5',7'-Tetrabromofluorescein, disodium salt,Eosin Yellowish,2', 4', 5'
Synonym 2',4',5',7'-Tetrabromofluorescein, disodium salt,Eosin Yellowish,2', 4', 5'
Synonym 2',4',5',7'-Tetrabromofluorescein, disodium salt,Eosin Yellowish,2', 4', 5'
Solubility Information Solubility in water: freely soluble. Other solubilities: sparingly soluble in alcohol, insoluble in diethyl ether
InChI Key MASXMTNVNASWNH-UHFFFAOYSA-L
Infrared Spectrum Authentic
SMILES C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)Br)[O-])Br)Br)Br)C(=O)[O-].O.O.O.[Na+].[Na+]
IUPAC Name disodium;2-(2,4,5,7-tetrabromo-3-oxido-6-oxoxanthen-9-yl)benzoate;trihydrate
Molecular Weight (g/mol) 745.904
PubChem CID 91886399
Formula Weight 691.85
Loss on Drying 10% max.
Grade Pure
Packaging Glass bottle
Specific Gravity 1.018
Density 1.0180g/mL
Color Brown to Red
Quantity 100 g
Physical Form Fine Crystalline Powder

Indicator

Alternative Products
Documentation

Technical documents

Safety and Handling

[Eosin Y]

[Warning]

[{code=EYE DAM. 2, sequence=1, description=Serious eye damage/eye irritation Category 2}, {code=SKIN SENS. 1, sequence=2, description=Skin sensitiser Category 1}]

[{code=H317, sequence=1, description=May cause an allergic skin reaction.}, {code=H319, sequence=2, description=Causes serious eye irritation.}]

[{code=P280, sequence=51, description=Wear protective gloves/protective clothing/eye protection/face protection.}, {code=P302+P352, sequence=52, description=IF ON SKIN: Wash with plenty of water/soap.}, {code=P305+P351+P338, sequence=53, description=IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.}, {code=P337+P313, sequence=54, description=If eye irritation persists: Get medical advice/attention.}]

[{code=MIXTURE LIST, sequence=1, description=Contains : Eosin Y}]

[{code=GHS07, sequence=1, description=EXCLAMATION MARK}]


Product Identifier
  • Eosin Y

Signal Word
  • Warning

Hazard Category
  • Serious eye damage/eye irritation Category 2
  • Skin sensitiser Category 1

Hazard Statement
  • H317- May cause an allergic skin reaction.
  • H319- Causes serious eye irritation.

Precautionary Statement
  • P280- Wear protective gloves/protective clothing/eye protection/face protection.
  • P302+P352- IF ON SKIN: Wash with plenty of water/soap.
  • P305+P351+P338- IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P337+P313- If eye irritation persists: Get medical advice/attention.

Supplemental Information
  • MIXTURE LIST- Contains : Eosin Y