Z-L-Valine NCA CAS:158257-41-1 Supplier Product name Z-L-Valine NCA CAS no. 158257-41-1 Molecular Formula C14H15NO5 Molecular Weight 277.275 Appearance White or off-white powder Tags: 158257-41-1; (S)-3-(Benzyloxycarbonyl)-4-isopropyl-2,5-oxazolidinedione; Z-L-Valine NCA; Z-L-Valine distributor, Z-L-Valine NCA Supplier; Z-L-Valine NCA Canada; 158257-41-1 USA; Z-L-Valine Germany; 158257-41-1 India; Z-L-Valine Italy; Z-L-Valine N-Carboxyanhydride CAS No. 158257-41-1.