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LC4703 Phosphoryl bromide
for synthesis


Order number Packaging Quantity Price €
AC31703 Glass bottle 25 g 56.25
AC31703 Glass bottle 100 g



Product information
Synonyms Phosphorus oxide tribromide, Phosphorus oxybromide
Hill Formula Br3OP
Chemical formula POBr3
HS Code 2812 90 00
EC number 232-177-7
Molar mass 286.68 g/mol
CAS number 7789-59-5


Chemical and physical data
Solubility (20 °C) (decomposition)
Melting point 50 – 56 °C
Molar mass 286.68 g/mol
Density 2.82 g/cm3
Boiling point 192 °C (1013 hPa) decomposes


Safety information according to GHS
Hazard Statement(s) H314: Causes severe skin burns and eye damage.
H335: May cause respiratory irritation.
H290: May be corrosive to metals.
Precautionary Statement(s) P280: Wear protective gloves/protective clothing/eye protection/face protection.
P232: Protect from moisture.
P301 + P330 + P331: IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Danger
Hazard Pictogram(s)
Storage class Non combustible, corrosive substances
WGK WGK 1 slightly water endangering
Disposal 24
Liquid inorganic halides and hydrolysis-sensitive reagents can be carefully stirred dropwise into ice-cool 10% sodium hydroxide solution (Cat. No. 105587) (caution: caustic gases!); container D or E.


Safety information
R Phrase R 34-37
Causes burns.Irritating to respiratory system.
S Phrase S 7/8-26-36/37/39-45
Keep container tightly closed and dry.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Categories of danger corrosive
Hazard Symbol Corrosive


Transport information
Declaration (transport by sea) IMDG-Code UN 1939 PHOSPHORUS OXYBROMIDE, SOLID, 8, II, Segregation Group: 1 (Acids)
Declaration (transport by air) IATA-DGR UN 1939 PHOSPHORUS OXYBROMIDE, 8, II


Assay (argentometric) ≥ 98 %
Melting range
– lower value
≥ 50 °C
– upper value ≤ 56 °C