793574

Sodium bromide

anhydrous, free-flowing, Redi-Dri^™, ACS reagent, ≥99%

• Linear Formula: NaBr
• CAS Number: 7647-15-6
• Molecular Weight: 102.89
• EC Number: 231-599-9
• MDL number: MFCD00003475
• UNSPSC Code: 12352302
• PubChem Substance ID: 329768086
• NACRES: NA.21

Properties

• grade: ACS reagent; anhydrous
• Quality Level: 200
• vapor pressure: 1 mmHg ( 806 °C)
• product line: Redi-Dri^™
• Assay: ≥99%
• form: powder
• quality: free-flowing
• impurities: ≤0.005% insolubles
• pH: 5.0-8.8 (25 °C, 5%)
• mp: 755 °C (lit.)
• anion traces: bromate (BrO₃^-): ≤0.001%; chloride (Cl^-): ≤0.2%; sulfate (SO₄^2-): ≤0.002%
• cation traces: Ba: ≤0.002%; Ca: ≤0.002%; Fe: ≤5 ppm; K: ≤0.1%; Mg: ≤0.001%; heavy metals: ≤5 ppm (by ICP-OES)
• SMILES string: [Na+].[Br-]
• InChI: 1S/BrH.Na/h1H;/q;+1/p-1
• InChI key: JHJLBTNAGRQEKS-UHFFFAOYSA-M

Description

General description

Sodium bromide (NaBr) is an inorganic salt. It is an inexpensive source of bromide anion. It is used as a nucleophilic catalyst in organic synthesis. Additionally, NaBr is a useful electrolyte in electrochemical oxidations.

Application

• Sensitive and Low-Noise Perovskite Nanocrystal-Organic Bulk Heterostructure X-ray Detectors Enabled by Sodium Bromide-Assisted In Situ Reparation: This research underscores the role of sodium bromide in enhancing the fabrication of perovskite nanocrystals for advanced X-ray detection technologies, illustrating its utility in high-precision imaging applications critical for both medical and industrial use (Li Y, Fang Y, 2024).


• Surface-Modified Carboxylated Cellulose Nanofiber Hydrogels for Prolonged Release of Polyhexamethylene Biguanide Hydrochloride (PHMB) for Antimicrobial Applications: Demonstrates the effectiveness of sodium bromide in modifying cellulose nanofibers for use in sustained drug release systems, highlighting its importance in the development of antimicrobial materials (O-Chongpian P, Jantrawut P, 2023).


• Unravelling Alkali-Metal-Assisted Domain Distribution of Quasi-2D Perovskites for Cascade Energy Transfer toward Efficient Blue Light-Emitting Diodes: Details the utilization of sodium bromide in the synthesis of quasi-2D perovskites, paving the way for improvements in blue light-emitting diode (LED) technology which is crucial for display and lighting solutions (Cai W, Yip HL, 2022).


• Chronic sodium bromide treatment relieves autistic-like behavioral deficits in three mouse models of autism: Highlights the potential therapeutic applications of sodium bromide in neuropsychiatric disorders, providing insights into its efficacy in alleviating symptoms of autism within experimental settings (Derieux C, Becker JAJ, 2022).


• Development of Flexible Plasticized Ion Conducting Polymer Blend Electrolytes Based on Polyvinyl Alcohol (PVA): Chitosan (CS) with High Ion Transport Parameters Close to Gel Based Electrolytes: Showcases the role of sodium bromide in the development of high-performance polymer electrolytes for energy storage applications, demonstrating its impact on enhancing ion transport properties (Sadiq NM, Kadir MFZ, 2022).

Legal Information

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

Safety Information

• Pictograms: GHS08,GHS07
• Signal Word: Warning
• Hazard Statements: H336,H361fd,H373
• Precautionary Statements: P202 - P260 - P271 - P280 - P304 + P340 + P312 - P308 + P313
• Hazard Classifications: Repr. 2 - STOT RE 2 - STOT SE 3
• Target Organs: Central nervous system
• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable