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Thermo Scientific Chemicals Eosin Y, pure, Indicator grade Product Code.: 10368480
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Thermo Scientific Chemicals Eosin Y, pure, Indicator grade

Product Code. 10368480
25 g, Glass bottle
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Quantity:
25 g
100 g
250 g
Packaging:
Glass bottle
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Product Code. 10368480

Brand: Thermo Scientific Chemicals 201930250

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229.80 DKK valid until 2025-12-31
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Description

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

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Indicator
TRUSTED_SUSTAINABILITY

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+]

Specifications

Melting Point >300.0°C
Beilstein 19, IV, 2917
Merck Index 15, 3658
Solubility Information Solubility in water: freely soluble. Other solubilities: sparingly soluble in alcohol, insoluble in diethyl ether
Infrared Spectrum Authentic
Lambda Max 511 to 519nm
Formula Weight 691.85
Loss on Drying 10% max.
Grade Pure
Packaging Glass bottle
Specific Extinction 1100 min. (lambda max, 0.001M Na2CO3) on dried substance
Specific Gravity 1.018
UV Spectrometry Complies
Density 1.0180g/mL
Color Brown/Red
Quantity 25 g
Physical Form Fine Crystalline Powder
Chemical Name or Material Eosin Y
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Certificates

Certificates

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5 results found
Lot Number Certificate Type Date Catalog Number
Lot NumberA0458119 Certificate TypeCertificate of Analysis Date19/12/2023 Catalog Number201932500,201930250,201931000
Lot NumberA0451330 Certificate TypeCertificate of Analysis Date02/05/2023 Catalog Number201932500,201930250,201931000
Lot NumberA0449942 Certificate TypeCertificate of Analysis Date27/02/2023 Catalog Number201932500,201930250,201931000
Lot NumberA0395220 Certificate TypeCertificate of Analysis Date15/12/2022 Catalog Number201932500,201930250,201931000
Lot NumberA0414797 Certificate TypeCertificate of Analysis Date13/12/2022 Catalog Number201932500,201930250,201931000

Safety and Handling

compliance-icons
Product Identifier
  • Eosin Y
 Signal Word
  • Warning
 Hazard Category
  • Serious eye damage/eye irritation Category 2
 Hazard Statement
  • H319-Causes serious eye irritation.
 Precautionary Statement
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
SDS

RUO – Research Use Only

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