Propionic anhydride

Melting point :-42 °C
Boiling point :167 °C(lit.)
Density :1.015 g/mL at 25 °C(lit.)
vapor density :4.5 (vs air)
vapor pressure :10 mm Hg ( 57.7 °C)
refractive index :n20/D 1.404(lit.)
Flash point :165 °F
storage temp. :Store below +30°C.
solubility :H2O: decomposes (when in contact with water)
form :clear liquid
color :Colorless to Almost colorless
Odor :like acetaldehyde
PH :2.5 (100g/l, H2O, 20℃)(calculated on the free acid)
explosive limit :1.3-9.5%(V)
Water Solubility :hydrolyses
Sensitive :Moisture Sensitive
Merck :14,7826
BRN :507066
Dielectric constant :18.0(16℃)
Stability :Stable. Combustible. Incompatible with strong oxidizing agents, water, moisture, most common metals, active halogen compounds, ammonia, amines.
InChI :1S/C6H10O3/c1-3-5(7)9-6(8)4-2/h3-4H2,1-2H3
InChIKey :WYVAMUWZEOHJOQ-UHFFFAOYSA-N
SMILES :CCC(=O)OC(=O)CC
LogP :0.33 at 20℃
CAS DataBase Reference :123-62-6(CAS DataBase Reference)
NIST Chemistry Reference :Propanoic acid, anhydride(123-62-6)
EPA Substance Registry System :Propionic anhydride (123-62-6)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H227 Combustible liquid Flammable liquids Category 4 Warning P210, P280, P370+P378, P403+P235,P501 H290 May be corrosive to metals Corrosive to Metals Category 1 Warning P234, P390, P404 H303 May be harmfulif swallowed Acute toxicity,oral Category 5 P312 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 H371 May cause damage to organs Specific target organ toxicity, single exposure Category 2 Warning P260, P264, P270, P309+P311, P405,P501 H402 Harmful to aquatic life Hazardous to the aquatic environment, acute hazard Category 3
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P234 Keep only in original container. P260 Do not breathe dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P363 Wash contaminated clothing before reuse. P370+P378 In case of fire: Use … for extinction. P390 Absorb spillage to prevent material damage. P403+P235 Store in a well-ventilated place. Keep cool. P405 Store locked up. P406 Store in corrosive resistant/… container with a resistant inner liner. P501 Dispose of contents/container to..…