CAS Registry Number: 99300-78-4 CAS Name: 1-[2-(Dimethylamino)-1-(4-methoxyphenyl)ethyl]cyclohexanol .HCL Molecular Formula: C 17 H 27 NO 2 .HCl Molecular Weight: 313.87. Melting point 214-218癈 Standard EP5.5 Specification Characteristics White or almost white crystalline powder Solubility Complies Identification Complies Heavy metals not more than 20ppm Sulphated ash not more than 0.2 % Melting point 214~ 218 ?C Chloride content 11.0-11.5% Related substance Individual impurity not more than 0.10 % Impurity F not more than 0.1 % Total impurity not more than 0.2 % Water not more than 0.2% Purity by HPLC not less than 99.5% Assay 99.0-101.0%