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Thermo Scientific Chemicals Eosin Yellowish

Catalog Number 11490368
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Quantity:
50 g
250 g
This item is not returnable. View return policy
17372-87-1
C20H12Br4Na2O8
745.904
MFCD00133309
MASXMTNVNASWNH-UHFFFAOYSA-L
eosin yellowish, eosine, bromo acid, eosine yellowish, eosine g, bromoeosine, c.i. acid red 87, sodium eosine, sodium eosinate, eosine salt free
91886399
disodium;2-(2,4,5,7-tetrabromo-3-oxido-6-oxoxanthen-9-yl)benzoate;trihydrate
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+]
This item is not returnable. View return policy
17372-87-1
C20H12Br4Na2O8
745.904
MFCD00133309
MASXMTNVNASWNH-UHFFFAOYSA-L
eosin yellowish, eosine, bromo acid, eosine yellowish, eosine g, bromoeosine, c.i. acid red 87, sodium eosine, sodium eosinate, eosine salt free
91886399
disodium;2-(2,4,5,7-tetrabromo-3-oxido-6-oxoxanthen-9-yl)benzoate;trihydrate
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+]

Eosin Yellowish noted to reduce the affinity of Mg2+-ATPase for ATP and increase the enzyme affinity for Mg2+ at concentrations of 10-50 M. At higher concentrations near 100 ?M the affinity for Mg2+-ATPase for the ion-activator has been shown to be reduced. This compound has also been reported to be a photosensitizer that works as a molecular photoelectrode via catalyzation of the visible-light-driven electron-transfer reaction. Eosin Y is also used to stain structures such as muscle, cytoplasm, and collagen. This agent also enhances fluorescent quenching abilities by forming a complex with polyvinulpyrrolidone.

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

Applications
Eosin Yellowish noted to reduce the affinity of Mg2+-ATPase for ATP and increase the enzyme affinity for Mg2+ at concentrations of 10-50 μM. At higher concentrations near 100 μM the affinity for Mg2+-ATPase for the ion-activator has been shown to be reduced. This compound has also been reported to be a photosensitizer that works as a molecular photoelectrode via catalyzation of the visible-light-driven electron-transfer reaction. Eosin Y is also used to stain structures such as muscle, cytoplasm, and collagen. This agent also enhances fluorescent quenching abilities by forming a complex with polyvinulpyrrolidone.

Solubility
Soluble in water, fairly soluble in alcohol, insoluble in ether

Notes
Keep container tightly sealed. Store in cool, dry conditions in well sealed containers. Incompatible with oxidizing agents.
TRUSTED_SUSTAINABILITY
Odor Odorless
Quantity 50 g
Beilstein 3586809
Merck Index 14,3603
Solubility Information Soluble in water, fairly soluble in alcohol, insoluble in ether
Formula Weight 691.86
Chemical Name or Material Eosin Yellowish

RUO – Research Use Only

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