[cyclopent-2-en-1-ylmethoxy(diphenyl)methyl]benzene

环戊-1,3-二烯铁

5-methyl-1-[(2R,4R)-4-(trityloxymethyl)-3,6-dioxabicyclo[3.1.0]hexan-2-yl]pyrimidine-2,4-dione

(2S)-1-trityloxypent-4-en-2-ol

TBDPS chloride