243418

Potassium bromide

ACS reagent, ≥99.0%

• Linear Formula: KBr
• CAS Number: 7758-02-3
• Molecular Weight: 119.00
• EC Number: 231-830-3
• MDL number: MFCD00011358
• UNSPSC Code: 12352302
• eCl@ss: 38050405
• PubChem Substance ID: 329752456
• NACRES: NA.21

Properties

• grade: ACS reagent
• vapor pressure: <0.01 mmHg ( 20 °C); 1 mmHg ( 795 °C)
• assay: ≥99.0%
• form: crystalline powder; crystalline solid; crystals or chunks
• greener alternative product characteristics: Catalysis; Learn more about the Principles of Green Chemistry.
• sustainability: Greener Alternative Product
• impurities: ≤0.005% insolubles
• pH: 5.0-8.8 (25 °C, 5%)
• mp: 734 °C (lit.)
• anion traces: bromate (BrO₃^-): ≤0.001%; chloride (Cl^-): ≤0.2%; iodate (IO₃^-): ≤0.001%; iodide (I^-): ≤0.001%; sulfate (SO₄^2-): ≤0.005%
• cation traces: Ba: ≤0.002%; Ca: ≤0.002%; Fe: ≤5 ppm; Mg: ≤0.001%; Na: ≤0.02%; heavy metals: ≤5 ppm (by ICP)
• SMILES string: [K+].[Br-]
• InChI: 1S/BrH.K/h1H;/q;+1/p-1
• InChI key: IOLCXVTUBQKXJR-UHFFFAOYSA-M

Description

General description

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for catalysis. Click here for more information.

Application

Used as bromine source in greener bromination of 1,3-dicarbonyl compounds.

Mild, Efficient, and Greener Dethioacetalization Protocol Using 30% Hydrogen Peroxide in Catalytic Combination with Ammonium Iodide

May be used for removal of peripheral membrane proteins.

Other Notes

Go to Redi-Dri^™ Product Listing 746444

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H319
• pcodes: P264 - P280 - P305 + P351 + P338 - P337 + P313
• Hazard Classifications: Eye Irrit. 2
• Storage Class: 13 - Non Combustible Solids
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable