121055-10-5

PCO 400 SDZ PCO 400 PCO-400 95+% (-)-(3S,4R)-3,4-Dihydro-3-hydroxy-2,2-dimethyl-4-(3-oxocyclopent-1-enyl-1-oxy)-2H-1-benzpyran-6-carbonitrile (-)-(3S,4R)-3,4-Dihydro-3-hydroxy-2,2-dimethyl-4-(3-oxy-1-cyclopentenyl-2-oxy)-2H-1-benzylpyran-6-carbonitrile [-]-(3S,4R)-3,4-DIHYDRO-3-HYDROXY-2,2-DIMETHYL-4-(3-OXO-CYCLOPENT-1-ENYL-2-OXY)-2H-1-BENZYPYRAN-6-CARBONITRILE 2H-1-Benzopyran-6-carbonitrile, 3,4-dihydro-3-hydroxy-2,2-dimethyl-4-( (3-oxo-1-cyclopenten-1-yl)oxy)- (3S-trans)-