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  6. Thermo Scientific Chemicals Eosin Y, pure, Indicator grade

Thermo Scientific Chemicals Eosin Y, pure, Indicator grade

Product Code. 10349183
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Quantity:
25 g
100 g
250 g
Packaging:
Glass bottle
This item is not returnable. View return policy
This item is not returnable. View return policy

Description

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 250 g
Physical Form Fine Crystalline Powder
Chemical Name or Material Eosin Y
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RUO – Research Use Only

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