Melting point :179-181°C (subl.)
Boiling point :160 °C
Density :1.6
vapor pressure :0.016 hPa (20 °C)
storage temp. :2-8°C
solubility :Soluble in carbon disulfide and carbon tetrachloride.
form :macroporous
color :Yellow
Specific Gravity :1.6
PH :1 (5g/l, H2O)acidic
Odor :Pungent odour
Water Solubility :decomposes
Sensitive :Moisture Sensitive
Merck :14,7351
Exposure limits :TLV-TWA 0.85 mg/m³ (0.1 ppm) (ACGIH), ～1 mg/m³ (0.1 ppm) (OSHA). .
Dielectric constant :2.8（160℃）
Stability :Hygroscopic, Moisture Sensitive
InChIKey :UHZYTMXLRWXGPK-UHFFFAOYSA-N
CAS DataBase Reference :10026-13-8(CAS DataBase Reference)
NIST Chemistry Reference :Phosphorus pentachloride(10026-13-8)
EPA Substance Registry System :Phosphorus pentachloride (10026-13-8)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501 H330 Fatal if inhaled Acute toxicity,inhalation Category 1, 2 Danger P260, P271, P284, P304+P340, P310,P320, P403+P233, P405, P501 H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501
Precautionary statements:	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): Remove/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. Continuerinsing. P314 Get medical advice/attention if you feel unwell.