1. Acts Ethyl 3-hydroxybutyrate CAS 5405-41-4 as a core flavor additive in food processing, delivering rich creamy, buttery and fruity notes to dairy products, desserts and baked goods for authentic sensory appeal.

2. Serves Ethyl 3-hydroxybutyrate as a fragrance ingredient in daily chemical formulations, enriching the aroma layers of candies, beverages and sweet-scented personal care products efficiently.

3. Functions as an organic synthesis intermediate, supporting the preparation of fine chemical derivatives and ester-based raw materials for flavor & fragrance production.

Store Ethyl 3-hydroxybutyrate (CAS 5405-41-4, colorless transparent liquid, sweet fruity-creamy & buttery odor, flash point ~84°C, flammable) at 10–25°C in sealed amber glass containers in a cool, dark, well-ventilated area. Isolate from strong oxidants, acids, alkalis and open flames to avoid hydrolysis and aroma deterioration. Wear nitrile gloves, safety goggles and a face mask; avoid vapor inhalation, skin/eye contact and ingestion to prevent mild irritation. Reseal tightly post-use; dispose of waste per local ester & flavor-fragrance chemical regulations.

Ethyl 3-hydroxybutyrate CAS 5405-41-4 is a flavor-fragrance additive and synthesis raw material, not for direct pure-form human ingestion; undiluted intake may cause gastrointestinal discomfort and mucosal irritation.

In regulated applications, Ethyl 3-hydroxybutyrate boosts the sweet creamy sensory quality of products, complies with global food safety standards, and features excellent aroma stability and formulation compatibility.