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8.22340 EMD Millipore

Phosphorus pentachloride

Phosphorus pentachloride for synthesis. CAS 10026-13-8, EC Number 233-060-3, chemical formula PCl₅., for synthesis

Synonym: Phosphorus(V) chloride

  • CAS Number 10026-13-8

  • Linear Formula Cl₅P

  • Molecular Weight 208.24 g/mol

  •  EC Number 233-060-3



vapor pressure   0.016 hPa (20 °C)
density   2.1 g/cm3 (20 °C)
mp   148 °C
pH   1 (5 g/l, H₂O) acidic
LD 50 oral   LD50 Rat 660 mg/kg
storage temp.   Store below +30°C.
specifications   Assay (argentometric): ≥ 99.0 %

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Safety Information

HS Code 
2812 14 00
Hazard Statement(s) 
H302: Harmful if swallowed.
H314: Causes severe skin burns and eye damage.
H330: Fatal if inhaled.
H373: May cause damage to organs through prolonged or repeated exposure if inhaled.
EUH014: Reacts violently with water.
EUH029: Contact with water liberates toxic gas.
Precautionary Statement(s) 
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection.
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.
P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
Storage class 
6.1A Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK 1 slightly water endangering
Hazard Pictogram(s) 
GHS05  GHS05
Hazard Pictogram(s) 
GHS06  GHS06
Hazard Pictogram(s) 
GHS08  GHS08
Hazard Symbols 
Very toxic  Very toxic
Declaration (railroad and road) ADR, RID 
UN 1806 , 8, II
Declaration (transport by air) IATA-DGR 
UN 1806 , 8, II
Declaration (transport by sea) IMDG-Code 
UN 1806 , 8, II, Segregation Group: 1 (Acids)
Categories of danger 
very toxic, corrosive
R Phrase 
R 14-22-26-34-48/20
Reacts violently with water.Harmful if swallowed.Very toxic by inhalation.Causes burns.Harmful: danger of serious damage to health by prolonged exposure through inhalation.
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).
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