Melting point :-94 °C
Boiling point :77-79 °C (lit.)
Density :1.059 g/mL at 25 °C (lit.)
vapor density :3.2 (vs air)
vapor pressure :106 hPa (20 °C)
refractive index :n20/D 1.404(lit.)
Flash point :53 °F
storage temp. :Store below +30°C.
form :Liquid
color :Clear
PH Range :<7.0
explosive limit :3.6-11.9%(V)
Water Solubility :REACTS
FreezingPoint :-94℃
Sensitive :Moisture Sensitive
Merck :14,7828
BRN :385632
Exposure limits :ACGIH: TWA 0.1 ppm
OSHA: TWA 0.1 ppm(0.4 mg/m3)
NIOSH: IDLH 2 ppm; TWA 0.1 ppm(0.4 mg/m3); Ceiling 0.2 ppm(0.8 mg/m3) InChIKey :RZWZRACFZGVKFM-UHFFFAOYSA-N
CAS DataBase Reference :79-03-8(CAS DataBase Reference)
NIST Chemistry Reference :Propanoyl chloride(79-03-8)
EPA Substance Registry System :Propanoyl chloride (79-03-8)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501 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 H331 Toxic if inhaled Acute toxicity,inhalation Category 3 Danger P261, P271, P304+P340, P311, P321,P403+P233, P405, P501
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. 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.