Detailed introduction

Property: white powder
Solubility: slightly soluble in water (pH 1.2 -7.7), freely soluble in ethanol and acetone, soluble in isopropyl ketone, insoluble in heptane.
Identification: Complies with standard
Melting point: 118°C - 128°C
Clarity and colour: The 1% ethanol sample solution is not more intense than the B9 reference solution and the reference suspension II.
Moisture: ≤0.5%
Heavy metals: ≤20ppm
Chiral purity: Rp isomer ≤0.15%
Related substances: Impurity A≤0.15%, Impurity B≤0.15%, Impurity C≤0.15%, Impurity D≤0.15%, Single impurity ≤0.1%, Total impurities ≤1.0%
Residual solvents: Tetrahydrofuran ≤0.072%, Methanol ≤0.1%, Acetic acid ≤0.1%, Ethyl acetate ≤0.3%, Dichloromethane ≤0.06%
Content: 98.0% - 102.0%
Storage: Protect from light, seal, and stored in a dry place