120705-67-1 | (5R,6S)-6-[(1R)-1-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]ethyl]-7-oxo-3-[(2R)-tetrahydro-2-furanyl]-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid 2-propenyl ester | C21H33NO5SSi |
120705-71-7 | 6-[1-[(tert-Butyldimethylsilyl)oxy]ethyl]-7-oxo-3-(tetrahydro-3-furanyl)-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid 2-propenyl ester | C21H33 N O5 S Si |
120705-62-6 | Pyrenebutanoyl chloride | C20H15ClO |