conjugated diene造句

• To effect a Diels-Alder reaction only a conjugated diene will suffice.
• Diels-Alder reactions occur between a conjugated diene and an alkene ( commonly known as the dienophile ).
• Because of its polymerisation tendency, it is not suitable for therapeutic use . 1, 4-reduction of the conjugated diene gives dihydrostreptazolin which is stable, but has very limited antimicrobial properties.
• An important example of cycloaddition reaction is the Diels Alder reaction ( the so-called [ 4 + 2 ] cycloaddition ) between a conjugated diene and a substituted alkene to form a substituted cyclohexene system.
• In plasma samples, the natural extract inhibited the extent of lipid oxidation induced by the pro-oxidant agent cupric chloride ( CuCl 2 ); a concomitant increase of plasma resistance to oxidation was observed as evaluated by conjugated diene formation.
• However, oxygenation of 10, 10-difluoroarachidonic acid to 11-( S )-hydroxyeicosa-5, 8, 12, 14-tetraenoic acid is not consistent with the generation of a carbanion intermediate because it would eliminate fluoride to form a conjugated diene.