In organic chemistry, the compound CH2=CH-CHO, more often called<unk>  than the IUPAC name 2-propenal, is the simplest unsaturated aldehyde. It is produced widely but is most often immediately reacted with other products due to its instability and toxicity. It has a piercing, disagreeable,<unk> id smell similar to that of burning fat.
Acrolein
Ether
Toluene
Methyl isocyanate
Vinyl chloride
2-Bromopropane
Dimethyl sulfide
Acetylene