(1R,2E)-1,3-dimethyl-4-(trityloxy)but-2-en-1-yl carbamate

(R,E)-4-((tert-butyldiphenylsilyl)oxy)-2-methylpent-2-enal

(2R,3E)-4-methyl-5-(trityloxy)pent-3-en-2-ol

(E)-(((2-isocyanato-2-methylpent-3-en-1-yl)oxy)methanetriyl)tribenzene

benzyl [(1R,2E)-1-methyl-1-[(trityloxy)methyl]but-2-en-1-yl] carbamate