Pyridoxamine Dihydrochloride

CAS Number
524-36-7
EC Number
208-357-6
Chemical Formula
C8H12N2O2.2ClH
Molecular Weight
241.11 g/mol

Description

Pyridoxamine Dihydrochloride (CAS 524-36-7) is a hydrochloride salt form of pyridoxamine, one of the three principal vitamers within the Vitamin B6 family. With a molecular weight of approximately 255.1 g/mol, it presents as a white to off-white crystalline powder offering reliable solubility in aqueous systems, a practical characteristic for formulators working across multiple application areas. In pharmaceutical and nutraceutical manufacturing, Pyridoxamine Dihydrochloride serves as a bioavailable source of Vitamin B6 activity. Vitamin B6, as recognised under EU Regulation 432/2012, carries authorised EU health claims covering its contribution to normal protein and glycogen metabolism, red blood cell formation, normal immune system function, homocysteine metabolism regulation, and the regulation of hormonal activity. Manufacturers should note that this specific salt form does not appear in Annex II of Directive 2002/46/EC governing food supplements; suitability for finished supplement or fortification applications should be confirmed against current regulatory requirements in each target market.

Within personal care and cosmetics, the compound attracts interest for its role in formulations targeting scalp and hair care, where Vitamin B6 derivatives are incorporated into professional conditioning treatments, serums, and leave-on products. Its water solubility supports straightforward incorporation into aqueous-phase formulations without the need for solubilising agents. For pharmaceutical-grade applications, material compliant with recognised compendial standards is available on request. Buyers in nutraceutical and food-adjacent markets may specify food-grade material, and SoleChem can supply relevant specification documentation, certificates of analysis, and technical data sheets to support qualification processes.

Typical specification benchmarks for commercially supplied Pyridoxamine Dihydrochloride include a purity of not less than 98% on a dry basis, with assay values commonly reported between 98% and 102.5%. Appearance, loss on drying, heavy metals, and residual solvent profiles are characterised in full specification sheets available upon request. SoleChem supplies Pyridoxamine Dihydrochloride in standard packaging configurations suited to both development-scale procurement and commercial production. Small-lot quantities from 1 kg to 5 kg are available for pilot and R&D purposes, while bulk supply is offered in 25 kg drums or cartons. Larger volume requirements and custom packaging arrangements can be accommodated subject to discussion.

Material is stored and dispatched under conditions appropriate to its stability profile — cool, dry, and well-ventilated environments, away from incompatible substances. The product carries a Warning signal word under GHS classification; full safety data sheets are available prior to order. For grade specifications, documentation packages, or volume pricing, contact the SoleChem technical sales team directly.

Other Names (Synonyms)

PYRIDOXAMINE|Pyridoxamine DiHCl|4-(aminomethyl)-5-(hydroxymethyl)-2-|4-AMINOMETHYL-5-HYDROXY-6-METHYL-3-PYRIDINEMETHANOL DIHYDROCHLORIDE|4-(AMINOMETHYL)-5-HYDROXY-6-METHYL-3-PYRIDENEMETHANOL DIHYDROCHLORIDE|4-(aminomethyl)-5-(hydroxymethyl)-2-methylpyridin-3-ol dihydrochloride|Pyridorin

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

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Physical Properties

Melting Point 226.5 °C (decomp)
Density 1.4025 (rough estimate)
Refractive Index 1.6100 (estimate)
pka pKa 3.31(H2O t = 25 I = 0.1)(Approximate)
Water Solubility Soluble in DMSO, water, or methanol /n
Appearance White crystalline powder
Color White to off-white to pale brown
Form Powder or Solid

Documentation

Safety & Handling Learn More

Warning
GHS07· Irritant

Hazard Statements

H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation
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