2,3-Hexanedione, CAS No. 3848-24-6

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3848-24-6

Catalog No. EBD14857

CAS 3848-24-6

Name 2,3-Hexanedione

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Basic Information

Synonyms: AI3-35989 Acetylbutyryl BRN1699896 Butyrylacetyl FEMANo.2558 Methylpropyldiketone NSC31665 hexane-2,3-dione 2,3-Hexanedione

Molecular Formula: C6H10O2

Molecular Weight: 114.14

MDL Number: MFCD00009398

Categories: Functional Chemicals > Food Additives and Ingredients > Food Flavors and Fragrances Synthetic Chemistry > Organic Building Blocks > Aldehydes and Ketones

Product Description:

2,3-Hexanedione is an organic compound with the molecular formula C6H10O2. It is a diketone, specifically a vicinal diketone, featuring two carbonyl groups on adjacent carbon atoms. It is a yellow to greenish-yellow liquid with a characteristic buttery, creamy, and cheesy aroma. Its primary and most significant application is as a flavoring agent in the food industry. It is widely used to impart or enhance buttery, creamy, and dairy-like notes in a variety of food products, including baked goods, confectionery, dairy products (like butter and cheese flavors), and savory snacks. It is a key component in artificial butter flavorings and is valued for its ability to create rich, rounded flavor profiles. From a chemical synthesis perspective, 2,3-hexanedione serves as a versatile building block. Its reactive diketone functionality makes it a useful precursor in organic synthesis, particularly in the preparation of heterocyclic compounds (like pyrazines, which are also important flavor compounds), and as a starting material for various condensation and cyclization reactions. It requires careful handling as it is flammable and can be irritating to the skin, eyes, and respiratory system.

Physical Properties

Melting Point: -30 °C

Boiling Point: 128 °C(lit.)

Flash Point: 28 °C

Density: 3.9 (vs air)

Refractivity: n20/D 1.412(lit.)

Storage: Flammables area

Safety Information

Packing Level: III

Hazard Category: 3

Transport Codes: 1224C