Specifications   Product Name： 叔丁氧羰基-D-2,4-二氨基丁酸  Boc-D-Daba-OH Boc-D-2,4-diaminobutyric acid Molecular Formula： C9H18 N2O4 Molecular Weight: 218.25 CAS: 80445-78-9 Structural Formula：   Items Specifications   Appearance： 白色结晶粉末 off-white crystalline Assay: ≥98.0% Melting Point (℃): 202-208°C Specific Rotation： -13.0°±2(C=1,MeOH) Loss on Drying: < 0.5%