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Propionaldehyde Structure

Propionaldehyde

Chemical Properties

Melting point -81 °C (lit.)
Boiling point 46-50 °C (lit.)
Density  0.805 g/mL at 25 °C (lit.)
vapor density  2 (vs air)
vapor pressure  18.77 psi ( 55 °C)
refractive index  n20/D 1.362(lit.)
FEMA  2923 | PROPIONALDEHYDE
Flash point −16 °F
storage temp.  Store at <= 20°C.
solubility  soluble in chloroform; miscible with alcohol and ether
form  Liquid
Specific Gravity 0.815 (20/4℃)
color  White
explosive limit 2.3-21%(V)
Odor Threshold 0.001ppm
Viscosity 0.3167 cP (at 26.7°C)
Water Solubility  540 g/L (20 ºC)
Sensitive  Air Sensitive
JECFA Number 83
Merck  14,7823
BRN  506010
Exposure limits ACGIH: TWA 20 ppm
Stability Stable. Highly flammable. Incompatible with oxidizing agents, strong acids, strong bases.
InChIKey NBBJYMSMWIIQGU-UHFFFAOYSA-N
LogP 0.59 at 25℃
Substances Added to Food (formerly EAFUS) PROPIONALDEHYDE
FDA 21 CFR 172.515
CAS DataBase Reference 123-38-6(CAS DataBase Reference)
EWG's Food Scores 3
FDA UNII AMJ2B4M67V
NIST Chemistry Reference Propanal(123-38-6)
EPA Substance Registry System Propionaldehyde (123-38-6)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H225-H302+H332-H315-H318-H335
Precautionary statements P210-P280-P301+P312-P303+P361+P353-P304+P340+P312-P305+P351+P338
Hazard Codes  F,Xi,Xn
Risk Statements  11-36/37/38-R36/37/38-R11-41-37/38-20/22
Safety Statements  9-16-29-S9-S29-S16
RIDADR  UN 1275 3/PG 2
WGK Germany  1
RTECS  UE0350000
Autoignition Temperature 404 °F
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29121900
Hazardous Substances Data 123-38-6(Hazardous Substances Data)
Toxicity LD50 orally in rats: 1.4 g/kg; LC for rats in air: 8000 ppm (Smyth)
NFPA 704:
3
2 2

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Propionaldehyde Chemical Properties,Usage,Production

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