Phosphorus(V) bromide, is used in organic chemistry to convert carboxylic acids to acyl bromides
K.B. Dillon.; T.C. Waddington.; D. Younger. The characterization of the ions [PClnBr4-n]+ (0 ? n ? 4) in HCl solution. Inorganic and Nuclear Chemistry Letters. 1973, 9, (1), 63-67.
H. Donald Brooke Jenkins. Thermochemistry and energetics of the gaseous tetrabromophosphonium cation, PBr4+. Polyhedron. 1996, 15, (17), 2831-2834.
Mentions de danger (UE): H314-H318
Causes severe skin burns and eye damage. Causes serious eye damage.
Mentions de prudence: P260u-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501a
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.