Chemical name: 2-methyl-1 - (4-methylphenyl) - 3 - (1-piperidinyl) - 1-acetone hydrochloride
Synonymous: naomaining, methylpiperone hydrochloride
Structure:
Molecular formula: C16H23NO·HCLl
Molecular weight: 281.83
Properties: This product is white crystalline powder with strange odor. It is easily soluble in water and ethanol, slightly soluble in acetone, and almost insoluble in benzene or ether.
Quality standard:
A. National drug standard ws-10001 - (HD-1072) - 2002
Appearance: white crystalline powder
Content: ≥ 99.0%
Melting point: 174-178oc
Loss on drying: ≤ 0.5%
Ignition residue: ≤ 0.1%
Acidity: 4.5-5.5
Heavy metal: ≤ 10ppm
Clarity: clarity
B. It meets the standard of Japanese Pharmacopoeia jp15
Appearance: white crystalline powder
Content: ≥ 98.5% (calculated as dry product, including c16h 23no · HCl)
Melting point: 167-174 OC
Loss on drying: ≤ 0.5%
Ignition residue: ≤ 0.10%
Acidity: 4.5-5.5
Heavy metal: ≤ 20ppm
Clarity: clarity
Hexahydropyridine hydrochloride: ≤ 0.1%
Sulfate: ≤ 0.005%
Function and use: central muscle relaxant, which has the effect of dilating blood vessels. It is used for cerebral arteriosclerosis and cerebrovascular accidents.
Approval No.: H37023404