It is soluble in methanol, practically insoluble in water 

-103° to -108°

MS, NMR

Impurity SBM-R2≤0.50%； 

Impurity SBM-R7≤0.15%； 

Impurity SBM-R8≤0.15%； 

Impurity SBM-R9≤0.15%； 

Each of unspecified impurity≤0.10%； 

Total impurities (excluding isomer)≤1.0%； 

Impurity SBM-R3≤0.15%

≥99.0%

Methanol≤0.3% 

Ethanol≤0.5% 

Acetone≤0.5% 

Dichloromethane≤0.06% 

Acetonitrile≤0.041% 

N-Heptane≤0.5%

≤2.0%

≤0.1%

Immune system

Preserve in tight containers. Store at controlled room temperature.