Pyridoxamine Dihydrochloride
If you find any inaccurate information, please let us know by providing your feedback here
Tóm tắt nội dung
This article is compiled based on the United States Pharmacopeia (USP) – 2025 Edition
Issued and maintained by the United States Pharmacopeial Convention (USP)
C8H12N2O2 . 2HCI 241.11 CAS RN: 524-36-7.-White to slightly yellow crystals or crystalline powder. Gradually darkens on exposure to air or sunlight. One g dissolves in about 1 mL of water and in about 60 mL of alcohol. Insoluble in chloroform and in ether. Its solutions are acid.
MELTING RANGE (741): between 225° and 230°, with some decomposition.
1 Residue on Ignition (Reagent test)
not more than 0.15%.
LOSS ON DRYING (731): Dry it at 105° for 2 hours: it loses not more than 0.5% of its weight.
2 Nitrogen Content (Reagent test)
Determine by the Kjeldahl method, using a test specimen previously dried at 105° for 2 hours: between 11.3% and 11.8% of N is found.
Chloride Content: Determine as directed in the test for Chloride Content under Pyridoxal Hydrochloride: between 29.1% and 29.6% of Cl is found.
