Product Name: H-D-Cys-OMe·HCl 

Molecular Formula: C4H9NO2S·HCl 

Molecular Weight: 171.68 

Melting Point: 138.4-139.9oC 

Store at: Cool dry place(<4 oC) 

Specific Rotation[a]20

D: +1.85o(C=10 in MeOH) 

Appearance White powder 

Purity(HPLC) ≥98% 

Clarity of solution 0.3 gram in 2ml H2O clear solution