Product Name: Fmoc-Asn-OH 

CAS No.: 71989-16-7 

Store at: Cool dry place(<25oC) 

Molecular Formula: C19H18N2O5 

Molecular Weight: 354.4 

Appearance White powder 

Purity(HPLC)  ≥98.5% 

Optical Purity ≤0.5% D-enantiomer 

TLC ≥98% 

Element analysis(C、H、N) ≤5% 

Melting Point 175-195oC 

Specific Rotation[a]20

D -13o±3o(C=1 in DMF) 

Clarity of solution 0.3 gram in 6ml DMF clear solution 

Kaiser Test ＜0.05% 

Water Content(K.F.) ≤1.0% 

Loss on drying ≤1.0%(80oC,2h)