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Crotonaldehyde Structure

Crotonaldehyde

Chemical Properties

Melting point −76 °C(lit.)
Boiling point 104 °C(lit.)
Density  0.853 g/mL at 20 °C(lit.)
vapor density  2.41 (vs air)
vapor pressure  32 mm Hg ( 20 °C)
refractive index  n20/D 1.437
Flash point 48 °F
storage temp.  2-8°C
solubility  water: soluble425.4g/L at 20°C
form  Liquid
color  Clear
Odor Pungent
explosive limit 19.5%
Water Solubility  150 g/L (20 ºC)
Merck  14,2596
BRN  906731
Exposure limits TLV-TWA 6 mg/m3 (2 ppm)(ACGIH); IDLH 400 ppm (NIOSH).
Stability Light Sensitive
InChIKey MLUCVPSAIODCQM-NSCUHMNNSA-N
LogP 0.600
CAS DataBase Reference 123-73-9(CAS DataBase Reference)
NIST Chemistry Reference Crotonaldehyde(123-73-9)
EPA Substance Registry System trans-Crotonaldehyde (123-73-9)

Safety Information

Hazard Codes  F,T+,N
Risk Statements  11-24/25-26-37/38-41-48/22-50-68-R68-R50-R48/22-R41-R37/38-R26-R24/25-R11
Safety Statements  26-28-36/37/39-45-61-28A-S61-S45-S36/37/39-S28A-S26-16
RIDADR  UN 1143 6.1/PG 1
WGK Germany  3
RTECS  GP9625000
9-13-23
Autoignition Temperature 320 °F
HazardClass  6.1
PackingGroup  I
HS Code  29121990
Hazardous Substances Data 123-73-9(Hazardous Substances Data)

MSDS

Usage And Synthesis

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