Pyridoxine Hydrochloride (Vitamin B6) CAS 58-56-0

Product name: Pyridoxine Hydrochloride (Vitamin B6) Molecular Formula: C8H12ClNO3 Molecular Weight: 205.639 CAS No.: 58-56-0 Description Pyridoxine hydrochloride (Vitamin B6) is a white or almost white crystalline powder, odorless, sour and bitter, and sublimated by heating. The dried product is stable to air and light, and the aqueous solution is gradually oxidized and changed color when exposed to air, and the oxidation accelerates with the increase of pH value. Mp205-209°C (decomposition), with maximum absorption (0.1mol/LHCl) at a wavelength of 290nm±1nm. Easily soluble in water (1:4.5), the solution is acidic, slightly soluble in ethanol (1:90) and acetone, but insoluble in ether and chloroform. Application Pyridoxine hydrochloride (Vitamin B6), chemical name 2-methyl-3-hydroxy-4,5-dihydroxymethylpyridine hydrochloride, exists in rice bran, vegetables, yeast, molasses, fat and so on. It can be synthesized from methyl methoxyacetate, acetone and ethyl cyanoacetate. Pyridoxine hydrochloride is a vitamin drug, which can treat all kinds of diseases caused by lack of VB6 clinically. Pyridoxine hydrochloride is used for vomiting during pregnancy, radiation sickness, etc Isoniazid poisoning and the prevention and treatment of gastrointestinal reactions of antineoplastic drugs are sometimes used as adjuvant treatment for pellagra and other kinds of malnutrition. Pyridoxine hydrochloride is also used as feed additive, food additive and ultraviolet absorbent in cosmetics. Specification Pharmacopoeia BP2015/USP38 Appearance A white or almost white crystalline powder Appearance of solution Clear, not more intense than Y7 Identification (1) Should be positive reaction (2) Consistent with the reference IR spectra pH 2.4~3.0 Heavy metals NMT20ppm Loss on drying NMT0.5% Sulfated ash NMT0.1% Chloride content 16.9~17.6% Related substances: Impurity B NMT0.15% Unspecified impurities NMT0.10% Total impurities NMT0.2% Residual solvent (Ethanol) NMT0.3% Assay 99.0% ~ 101.0% Packing 25kgs / drum Storage： Be kept airtight, dry and in cool place. Shelf Life : 36 months from date of production when stored in good condition.