Glucosamine

CAS Number
3416-24-8
EC Number
222-311-2

What is Glucosamine?

Glucosamine (CAS 3416-24-8), also known as D-glucosamine, is an amino monosaccharide derived from chitin; a foundational building block in pharmaceutical synthesis and nutraceutical manufacturing.

Where is Glucosamine used?

  • Nutraceuticals and dietary supplements: active compound in joint support products targeting cartilage maintenance, often combined with chondroitin or MSM
  • Pharmaceuticals: intermediate in synthesizing glycoconjugates and starting material for drug development
  • Cosmetics: humectant and skin-conditioning agent in anti-aging creams and serums
  • Food-grade applications include functional food enrichment targeting mobility and joint wellness.

Good to know: The hydrochloride and sulfate salt forms are more common in finished product manufacturing. Standard grades include USP, BP, and food-grade specifications to meet regulatory requirements across global supply chains.

Commercial specifications

  • Bulk supply in kilogram to metric ton quantities
  • Documentation supporting GMP-compliant sourcing

Other Names (Synonyms)

2-Amino-2-deoxy-D-glucose|D-glucosamine|2-amino-2-deoxy-D-glucopyranose|(3R,4R,5S,6R)-3-amino-6-(hydroxymethyl)oxane-2,4,5-triol|Mediflex|GlcN|2-Deoxy-2-amino-D-glucose|D-GlcN

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What are the physical properties of Glucosamine?

Melting Point 88 °C
Boiling Point 311.69°C (rough estimate)
Density 1.3767 (rough estimate)
Appearance (β form.) Colorless needles. Mp 110C (decomposes). Very soluble in water; slightly soluble in methanol and ethanol; insoluble in ether and chloroform.
Color White to Off-White
Form Solid
Refractive Index 1.4240 (estimate)
Log P -2.175 (est)
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