Depending on the specific target compound, functional groups may need to be introduced or modified in the starting materials. This step can involve protecting and deprotecting certain functional groups to ensure their stability during subsequent reactions.
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(S)-4-(1-Benzyloxy-but-3-enyl)-3-but-3-enyl-oxazolidin-2-one
phenylmethyl 2-trimethylsilylethynyl-1(2H)-pyridinecarboxylate
Silica gel
Subelliptene G
(3aR,4R,5R,6aS)-5-(benzoyloxy)hexahydro-4-(iodomethyl)-2H-cyclopentafuran-2-one
4-[2-(2-naphthyl)-(E)-ethenyl]-benzyl(triphenyl)phosphonium bromide
(4S,5S)-6-Benzyloxy-1-[(2R,4S,6S,8R,9S)-8-((S)-sec-butyl)-4-(tert-butyl-dimethyl-silanyloxy)-9-methyl-1,7-dioxa-spiro[5.5]undec-10-en-2-yl]-4-(2-methoxy-ethoxymethoxy)-5-methyl-hexan-3-one
