Vitamin B6 Pyridoxine 5'-Phosphate

CAS Number
447-05-2
EC Number
207-179-6

What is Vitamin B6 Pyridoxine 5'-Phosphate?

Vitamin B6 Pyridoxine 5'-Phosphate (CAS 447-05-2) is a phosphorylated ester form of pyridoxine and a recognised precursor to pyridoxal-5-phosphate (P5P), the coenzymically active form of vitamin B6.

Where is Vitamin B6 Pyridoxine 5'-Phosphate used?

  • Nutraceutical and supplement manufacturing: authorised vitamin B6 source under Directive 2002/46/EC and Regulation (EC) No 1925/2006
  • Food and feed: fortification of premixes, functional foods and compound feed
  • Pharmaceutical solid dosage: tablets, capsules and injectables meeting USP and Ph. Eur. monograph standards
  • Personal care: antioxidant and stabilising agent in scalp and hair care formulations
  • EU health claims under Regulation (EC) No 432/2012 link vitamin B6 to normal protein and glycogen metabolism, red blood cell formation, immune function, homocysteine metabolism and hormonal activity regulation.

Good to know: Buyers may request conformance to USP and Ph. Eur. monograph standards. Documented impurity profiles and residual solvent data support pharmaceutical dossier preparation and batch release workflows.

Commercial specifications

  • Powder form for direct blending, encapsulation or premix incorporation
  • Bulk packaging: 25 kg fibre drums or cartons; 1–5 kg quantities for development and pilot batches
  • COA, safety data sheet and origin declaration supplied
  • Stock across European distribution points

Other Names (Synonyms)

Pyridoxine-P|Pyridoxine-5P|Pyridoxine-phosphate|Pyridoxine 5′-phosphate|5-hydroxy-4-(hydroxymethyl)-6-methyl-3-pyridylmethyl dihydrogen phosphate|Pyridoxol 5'-Phosphate|Pyridoxine 5'-phosphate

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What are the physical properties of Vitamin B6 Pyridoxine 5'-Phosphate?

Melting Point 210-211 °C
Boiling Point 638.5±65.0 °C(Predicted)
Density 1.628±0.06 g/cm3(Predicted)
pka 1.62±0.10(Predicted)
Color White to Off-White
Form Solid

How is Vitamin B6 Pyridoxine 5'-Phosphate classified and handled safely? Learn More

Warning
GHS07· Irritant

Hazard Statements

H319 Causes serious eye irritation
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