Specifications 1.used in peptides and pharmaceuticals 2.Good quality&low price 3.98.5%min by HPLC 4.Fast delivered used in peptides and pharmaceuticals Product Name Fmoc-Asp(OtBu)-OH CAS No. 71989-14-5 Molecular Formula C23H25NO6 Molecular Weight 411.46 Purity (HPLC) 98% min Appearance White to off white free flowing powder Melting Point 147-152 ¡ãC (dec.) Specific Rotation (20/D) -23¡À2¡ã (c=1, DMF) Composition C:67.14%; H:6.12%; N:3.40% Enantiomeric Purity 0.2% IR Spectrum Identical to reference Loss on drying