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18820-82-1 - Pyridine hydrobromide, 98% - Pyridinium bromide - A19314 - Alfa Aesar

A19314 Pyridine hydrobromide, 98%

CAS Number
18820-82-1
Synonyms
Pyridinium bromide

Size Price ($) Quantity Availability
50g 15.57
250g 42.54
1000g 126.77
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Pyridine hydrobromide, 98%

MDL
MFCD00012801
EINECS
242-600-7

Chemical Properties

Formula
C5H5N•HBr
Formula Weight
160.01
Melting point
216-220°
Sensitivity
Hygroscopic
Solubility
Soluble in water.

Applications

Pyridine hydrobromide may be used in chemical synthesis studies. Pyridine hydrobromide is quite useful for brominations of ketones on a micro or semimicro scale.

Notes

Hygroscopic. Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Store away from strong oxidizing agents, water, moisture.

Literature References

Carl Djerassi,; Caesar R. Scholz. Brominations with Pyridine Hydrobromide Perbromide. J. Am. Chem. Soc. 1984, 70 (1), 417-418.

Krishna C. Majumdar,; Anup K. Kundu. Pyridine hydrobromide perbromide mediated regioselective heterocyclization of ortho-cyclohexenyl phenols. JCanadian Journal of Chemistry. 1995, 73(10),1727-1732.

GHS Hazard and Precautionary Statements

Hazard Statements: H301-H315-H319-H335

Toxic if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280-P301+P310-P305+P351+P338-P304+P340-P362-P312-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Harmonized Tariff Code
2933.31
TSCA
Yes

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