CAS 7699-45-8 Zinc bromide - Materials / Alfa Chemistry

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Zinc bromide

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Catalog Number

ACM7699458

Product Name

Zinc bromide

Structure

CAS

7699-45-8

Category

Electrolytes

Synonyms

Dibromozinc

Description

Zinc bromide (ZnBr2) is an inorganic compound with the chemical formula ZnBr2. It is a colourless salt that shares many properties with zinc chloride (ZnCl2), namely a high solubility in water forming acidic solutions, and solubility in organic solvents. It is hygroscopic and forms a dihydrate ZnBr2 · 2H₂O.

IUPAC Name

Zinc;dibromide

Molecular Weight

225.2

Molecular Formula

Br2Zn

Canonical SMILES

[Zn+2].[Br-].[Br-]

InChI

InChI=1S/2BrH.Zn/h2*1H;/q;+2/p-2

InChI Key

VNDYJBBGRKZCSX-UHFFFAOYSA-L

Boiling Point

697 °C

Melting Point

394 °C

Flash Point

650 °C

Purity

99%+

Density

4.22 g/cm³

Solubility

Soluble in alcohol, ether, acetone and tetrahydrofuran

Appearance

White to pale cream beads

Application

Zinc bromide is a white crystalline powder prepared by dissolving zinc carbonate in hydrobromic acid.

Zinc chloride (ZnCl2) is a white granular crystal made by the action of hydrochloric acid on zinc.

Zinc iodide (ZnI2) is a white powder made by dissolving zinc in ionic acid. All of the zinc halides are soluble in water, alcohol, and ether. They were all used as halides for the collodion emulsion processes.

Storage

Store below +30 °C

Complexity

Covalently-Bonded Unit Count

Exact Mass

223.76377

Hazard Class

Heavy Atom Count

Log P

1.6887

Monoisotopic Mass

221.76582