99471-66-6
(E)-3-乙氧基丙烯酰氯
→
115983-79-4
(-)-N-[[[(1R,4R,5S)-3-[(benzyloxy)methyl]-4,5-(isopropylidenedioxy)-2-cyclopentenyl]amino]carbonyl]-3-ethoxy-2-propenamide
90597-22-1
pvc增韧剂
105522-19-8
(1R,4R,5S)-1-[3-[(benzyloxy)methyl]-4,5-(isopropylidenedioxy)-2-cyclopentenyl]cytosine