Odor:
Slightly irritating at high concentrations; when diluted to 1%, it exhibits a complex aroma reminiscent of sweet, buttery, creamy, and caramel notes, accompanied by subtle undertones of nuts and cheese. It is a characteristic flavor ingredient in the diacetyl family.
Applications:
1. As a food flavoring approved under China’s GB 2760 standard, it is used in the formulation of cream, chocolate, coffee, and rum-based food flavorings. The FEMA-specified maximum usage limit in baked goods is 9.6 mg/kg.
2. As an organic synthesis intermediate, it is used in the production of pyrazine-based food flavorings.
3. It can also be used as a gelatin hardener and a solvent for specialty inks.
Storage:
Store in a sealed container in a cool, well-ventilated area at 2–8°C. Keep strictly away from open flames, high-temperature heat sources, and strong oxidizing agents. Store in accordance with regulations for highly flammable liquids to prevent volatilization, oxidation, and deterioration caused by prolonged exposure to air.
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