Chemical name: 1,2,3,9-Tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-4H-carbazol-4-one hydrochloride dihydrate

Molecular Formula:  C₁₈H₁₉N₃O·HCl·2H₂O 

Molecular Weight:  365.86

CAS No.: [99614-01-4]/[ 103639-04-9]

Physical & Chemical properties: White powder

Melting point: 178.5~179.5℃

Quality index:

Appearance: White powder

Assay (HPLC): 99%（min）

Related Substances（ HPLC）: Total impurity not more than 1.0%.

Application:  5-HT₃ receptor antagonist, antiemetic reagent, general dosage form is injection.

Packing: 1kg/aluminum tin; 25kg/carton barrel.

Storage:  Protected from humidity, Keep in dry cool and shade place.