Sub Group: Various Intermediates Catalog Number: 7607 Formula: C17H23NO5 CAS Number: 143527-70-2 Molecular Weight: 321.37 Synonyms:(4S,5R)-2,2-Dimethyl-4-phenyl-3,5-oxazolidinedicarboxylicAcid3-(1,1- Dimethylethyl) Ester(4S,5R)-N-(tert-Butoxycarbonyl)-2,