Appearance

White or off-white powder

Specific Rotation[α]20

-23 + 2º(C=1,H2O)

Melting Point

~263 ^oC (dec.)

Loss on drying

≤0.5 %

Residues On Ignition

≤0.1%

Assay(HPLC)

≥98 %

ee(HPLC) :

≥99 %