Pyridine hydrobromide perbromide, tech. 90%, Thermo Scientific Chemicals

Description

Pyridine hydrobromide perbromide is used as a brominating reagent in alfa-bromination and alfa-thiocyanation of ketones, phenols, unsaturated and aromatic ethers. It is used as a raw material in the preparation of beta-adrenergic blocking agents. Furthermore, it is used as an analytical reagent.

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.

Applications
Pyridine hydrobromide perbromide is used as a brominating reagent in alfa-bromination and alfa-thiocyanation of ketones, phenols, unsaturated and aromatic ethers. It is used as a raw material in the preparation of beta-adrenergic blocking agents. Furthermore, it is used as an analytical reagent.

Solubility
Soluble in methanol, acetic acid, ethanol, n-butanol and terahydrofuran. Insoluble in water, carbon tetrachloride, ethyl bromide, benzene, toluene, ligroin, petroleum ether.

Notes
Store in cool place. Incompatible with strong oxidizing agents and strong bases.

Specifications

Chemical Identifiers

• CAS: 39416-48-3
• Molecular Formula: C₅H₅N·HBr₃
• MDL Number: MFCD00013223
• Synonym: Pyridinium bromide perbromide; Pyridinium tribromide

• Melting Point: 128°C to 136°C
• Quantity: 500 g
• UN Number: UN3261
• Beilstein: 3690144
• Merck Index: 14,7973
• Solubility Information: Soluble in methanol,acetic acid,ethanol,n-butanol and terahydrofuran. Insoluble in water,carbon tetrachloride,ethyl bromide,benzene,toluene,ligroin,petroleum ether.
• Formula Weight: 319.82
• Percent Purity: 90%
• Grade: Technical
• Chemical Name or Material: Pyridine hydrobromide perbromide

Safety and Handling

Product Identifier

• Pyridine hydrobromide perbromide

Signal Word

• Danger

Hazard Category

• Skin corrosion/irritation Category 1 B

Hazard Statement

• H314-Causes severe skin burns and eye damage.

Precautionary Statement

• P260-Do not breathe dust/fume/gas/mist/vapours/spray.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P303+P361+P353-IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
• P310-Immediately call a POISON CENTER/doctor/.
• P363-Wash contaminated clothing before reuse.
• P405-Store locked up.
• P501b-Dispose of contents/container in accordance with local/regional/national/international regulations.

RUO – Research Use Only