Barium Bromide DihydrateCAS #: 7791-28-8

Synonyms 

Barium(II) Bromide, Barium dibromide hydrate, barium dibromide dihydrate

Bariumbromide, dihydrate (8CI);
Barium dibromide dihydrate

Compound Formula: BaBr2H4O2 

Molecular Weight: 333.2 

Appearance: White crystalline powder 

Melting Point: 850 °C 

Boiling Point: 120 ° C 

Density: 3.58 g/cm3 

Solubility in H2O: N/A 

Exact Mass: 333.761004 

Monoisotopic Mass: 331.763051

Health & Safety Information

 Signal Word: Warning 

Hazard Statements: H302-H332 

Hazard Codes: Xn 

Risk Codes: 20/22 

Safety Statements: 28 

RTECS Number: N/A 

Transport Information: UN 1564 6.1/PG 3 

WGK Germany: 1

Property description

Properties of barium

 bromide dihydrate (7791-28-8):

1. Colorless crystals or white particles.

2. Soluble in water and ethanol, almost insoluble in ethanol, ethyl acetate, acetone, and dioxane.

3. Loss of crystalline water at 120℃.

4. Melting point approximately 850℃ (anhydrous form); density 3.580.

Chemical Identifiers Linear 

Formula: BaBr2• 2H2O 

Pubchem CID: 44537612 

MDL Number: MFCD00149153 

EC No.: 234-140-0 

IUPAC Name: barium(2+) dibromide dihydrate 

Beilstein/Reaxys No.: N/A 

SMILES: [Ba+2].[Br-].[Br-].O.O 

InchI Identifier: InChI=1S/Ba.2BrH.2H2O/h;2*1H;2*1H2/q+2;;;;/p-2 

InchI Key: HQQMRSGBIPFNSN-UHFFFAOYSA-L 

Product application: 

Barium bromide dihydrate (7791-28-8) is used as an analytical reagent and for the preparation of bromide.

Production method and others: Preparation of barium bromide dihydrate (7791-28-8):

Add hydrobromic acid to a saturated solution of barium hydroxide, filter, evaporate and concentrate the filtrate, cool, filter and crystallize, dry to obtain barium bromide.

 Packing of Standard Packing: 

Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 477 gallon liquid totes Special package is available on request.