上游原料
Benzyl chloromethyl ether; 1-[(chloromethoxy)methyl]benzene(S)-4-Benzyl-2-oxazolidinone; (4S)-4-Benzyl-1,3-oxazolan-2-one; (S)-(-)-4-Benzyl-2-oxazolidinonepentanoyl chloride; valeryl chloride(4S)-4-benzyl-3-pentanoyl-1,3-oxazolidin-2-one(4S)-4-benzyl-3-[(2R)-2-[(benzyloxy)methyl]pentanoyl]-1,3-oxazolidin-2-one(2R)-2-[(benzyloxy)methyl]pentanoic acid(2R)-2-[(benzyloxy)methyl]-N,N-diethylpentanamide(2R)-N,N-diethyl-2-(hydroxymethyl)pentanamide(2R)-N,N-diethyl-2-formylpentanamide2-Methylpropanal; IsobutyraldehydeMethyl (triphenylphosphoranylidene)acetate; (methoxycarbonylmethylene)triphenylphosphorane；Methyl 2-(triphenyl-lambda(5)-phosphanylidene)acetatemethyl (E)-4-methyl-2-pentenoatemethyl (2S,3R)-2,3-dihydroxy-4-methylpentanoate(1S,2S)-2-bromo-1-isopropyl-3-methoxy-3-oxopropyl benzoate(1S,2R)-2-azido-1-isopropyl-3-methoxy-3-oxopropyl benzoate(1S,2R)-2-amino-1-isopropyl-3-methoxy-3-oxopropyl benzoatemethyl (2R,3S)-2-(benzoylamino)-3-hydroxy-4-methylpentanoatemethyl (4R,5S)-5-isopropyl-2-phenyl-4,5-dihydro-1,3-oxazole-4-carboxylate(2R)-N,N-diethyl-2-formylpentanamidemethyl (4R,5S)-5-isopropyl-2-phenyl-4,5-dihydro-1,3-oxazole-4-carboxylatemethyl (4S,5S)-4-[(1S,2R)-2-[(diethylamino)carbonyl]-1-hydroxypentyl]-5-isopropyl-2-phenyl-4,5-dihydro-1,3-oxazole-4-carboxylatemethyl (2R,3S,4R)-3-hydroxy-2-[(1R)-1-hydroxy-2-methylpropyl]-5-oxo-4-propyl-2-pyrrolidinecarboxylate(2R,3S,4R)-3-hydroxy-2-[(1R)-1-hydroxy-2-methylpropyl]-5-oxo-4-propyl-2-pyrrolidinecarboxylic acid
