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Structural formula:
Molecular formula:C18H19NOS · HCl
Molecular weight:333.51
Appearance:white to white-like crystal powder;
Loss on drying:≤ 0.5% ;
Residue on ignition:≤ 0.2% ;
Heavy metal:≤ 20ppm ;
Isomer:≤ 0.5% ;
Optical rotation(C=1,MeOH):120~12 5°
Single contaminant:≤ 0.5% ;
Miscellaneous:≤ 1.0% ;
Purity:≥ 98.5%