Magnesium butyrate

Off-white granular powder, magnesium salt of n-butyric (n-butanoic) acid used across cosmetics, feed and chemical manufacturing as a preservative, magnesium source and functional additive.

Key chemical identifiers

• CAS: 556-45-6
• Molecular formula: C8H14MgO4
• Molecular mass: 198.5 g/mol
• Physical form: off-white granular powder
• Melting point: >300 °C

Primary applications

• Preservative and spoilage inhibitor: retards bacterial growth and helps protect cosmetic and personal-care formulations from microbial spoilage.
• Feed additive and nutrient source: supplies organically bound magnesium for animal nutrition (used where an organic magnesium source is preferred).
• Chemical intermediate and catalyst: used in manufacturing processes and selected catalytic applications.
• Mold and microbial inhibitor: useful in formulations or environments where mold suppression is required.
• Detox agent: applied in processes where magnesium butyrate’s properties aid in neutralization or stabilization steps.

Why choose this grade

• Stable, granular form suited for bulk handling and dosing
• Supplied with chemical identity and batch-level documentation on request
• Adaptable to formulation, feed and industrial process requirements

Packaging, handling & regulatory

• Supplied in industrial packaging suitable for bulk shipment; custom packaging and palletization options available on request.
• Store in a cool, dry, well‑ventilated place in tightly closed containers.
• Handle with appropriate PPE (gloves, eye protection); avoid inhalation and contact with eyes/skin. Refer to the Safety Data Sheet (SDS) for full handling and emergency information.
• Certificate of Analysis (CoA) and SDS available on request to support regulatory and quality needs.

For technical bulk inquiries (specifications, lead times, custom packaging, or analytical data), request the product's CoA and SDS so we can match the grade to your application requirements.