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Bromuro de cinc, anhidro, 98 %, Thermo Scientific Chemicals

Thermo Scientific Chemicals

Bromuro de cinc, anhidro, 98 %, Thermo Scientific Chemicals

Name: Bromuro de cinc, anhidro, 98 %, Thermo Scientific Chemicals
SKU: B22510.36
Price: 111.00 EUR

Bromuro de cinc, 98 %, Br2Zn, número CAS-7699-45-8, acmc-209p7h, bromuro de cinc, anhidro 100 g, bromuro de cinc, hidrato de bromuro de cinc, puratronic, ksc378m6n, dibromuro de ion de cinc 2+, bromuro de cinc ii, 500 g, EM>9, 650 °C, 4,201

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Cantidad:

100 g

500 g

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Número de catálogo B22510.36

Precio (EUR)

111,00

Each

Cantidad:

500 g

Pedido a granel o personalizado

Precio (EUR)

111,00

Each

Identificadores químicos

CAS7699-45-8

IUPAC Namezinc(2+) dibromide

Molecular FormulaBr2Zn

InChI KeyVNDYJBBGRKZCSX-UHFFFAOYSA-L

SMILES[Zn++].[Br-].[Br-]

Especificaciones Specification Sheet

Hoja de especificaciones

Appearance (Color)White to cream

FormCrystals or powder or crystalline powder

Assay (Titration ex Bromide)≥97.5% to ≤102.5%

Water Content (Karl Fischer Titration)≤1.0%

Zinc bromide solution can be used as a transparent shield against radiation. It is used as an optimal catalyst for stereospecific and regioselective reaction of silacyclopropanes with carbonyl compounds. It finds an application as Lewis acid in organic reactions.

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.

Aplicaciones
Se puede utilizar una solución de bromuro de cinc como protector transparente contra la radiación. Se utiliza como catalizador óptimo para la reacción estereoespecífica y regioselectiva de los silaciclopropanos con compuestos carbonilos. Se aplica como ácido de Lewis en reacciones orgánicas.

Solubilidad
Soluble en alcohol, éter, acetona y tetrahidrofurano.

Notas
Higroscópico.

RUO – Research Use Only

General References:

Odabachian, Y.; Wang , Q.; Zhu, J. Tertiary Amines as Synthetic Equivalents of Vinyl Cations: Zinc Bromide Promoted Coupling of Propargylamines with alpha-Isocyanoacetamides To Give 2,4,5-Trisubstituted Oxazoles Initiated by an Internal Redox Process. Chem. Eur. J. 2013, 19 (37), 12229-12233.
Tan, L.; Zhou, P.; Chen, C.; Liu, W. An efficient method for the construction of polysubstituted 4-pyridones via self-condensation of beta-keto amides mediated by P₂O₅ and catalyzed by zinc bromide. Beilstein J. Org. Chem. 2013, 9, 2681-2687.