other biologically active alpha , beta-unsaturated aldehydes , such as acrolein and crotonaldehyde , short-chain homologs of alkenals formed during lipid peroxidation , and trans , trans-muconaldehyde , a novel diene dialdehyde , react with tba to form products which absorb maximally at 495 nm .
C0001992
aldehydes
C0001204
acrolein