 Danishefsky's diene

Danishefsky's diene (Kitahara diene) is an organosilicon compound and a diene with the formal name "trans"-1-methoxy-3-trimethylsilyloxy-buta-1,3-diene named after Samuel J. Danishefsky.Because the diene is very electron-rich it is a very reactive reagent in Diels-Alder reactions.