35298-48-7

Basic information

• Product Name: 2,5-Dimethyl-3(2H)furanone
• Synonyms: 2,2-DIMETHYL-3(2 H)-FURANONE;2,5-DIMETHYLFURAN-3(2H)-ONE;2,3-DIHYDRO-2,5-DIMETHYL-3-FURANONE;FEMA 4101;Dimethylfuranone;2,5-Dimethyl-3(2H)furanone;3(2H)-Furanone, 2,2-dimethyl-;2,2-dimethylfuran-3-one
• CAS NO: 35298-48-7
• Molecular Formula: C₆H₈O₂
• Molecular Weight: 112.13
• EINECS: 238-365-5
• Product Categories: Building Blocks;Furans;Heterocyclic Building Blocks;Building Blocks;C4 to C7;Chemical Synthesis;Heterocyclic Building Blocks
• Mol File: 35298-48-7.mol
• Article Data: 0

Chemical Properties

• Boiling Point: 46-47 °C18 mm Hg(lit.)
• Flash Point: 125 °F
• Appearance: /
• Density: 1.027 g/mL at 25 °C(lit.)
• Vapor Pressure: 1.55mmHg at 25°C
• Refractive Index: n20/D 1.455(lit.)
• Storage Temp.: 2-8°C
• CAS DataBase Reference: 2,5-Dimethyl-3(2H)furanone(CAS DataBase Reference)
• NIST Chemistry Reference: 2,5-Dimethyl-3(2H)furanone(35298-48-7)
• EPA Substance Registry System: 2,5-Dimethyl-3(2H)furanone(35298-48-7)

Safety Data

• Hazard Codes: F,Xn
• Statements: 10-43-36/38
• Safety Statements: 16-27-36/37/39-37/39-26-24/25
• RIDADR: UN 1224 3/PG 3
• WGK Germany: 3
• HazardClass: 3.2
• PackingGroup: III
• Hazardous Substances Data: 35298-48-7(Hazardous Substances Data)

Usage

Description

2,5-Dimethyl-3(2H)furanone, also known as 2,2-Dimethyl-3(2H)-furanone, is an β-oxo enol ether with a molecular formula of C6H8O2. It is a compound that has been reported to undergo various chemical reactions, such as conjugate addition to organocuprates and photoannelation of alkenes, yielding cyclohexenone.

Uses

Used in Chemical Synthesis:
2,5-Dimethyl-3(2H)furanone is used as a synthetic intermediate for the production of various chemical compounds. It is particularly utilized in the synthesis of epoxides via epoxidation, which are important in the pharmaceutical and chemical industries due to their versatile reactivity and applications.
Used in Flavor and Fragrance Industry:
2,5-Dimethyl-3(2H)furanone is used as a flavoring agent for its characteristic aroma. It contributes to the enhancement of the overall sensory profile of various products in the food and beverage industry.
Used in the Preparation of Methyl Nonactate:
2,5-Dimethyl-3(2H)furanone is used as a key component in the preparation of racemic methyl nonactate, which is an ester with potential applications in the fragrance industry.

Synthesis Reference(s)

Tetrahedron Letters, 14, p. 577, 1973 DOI: 10.1016/S0040-4039(01)95850-2

InChI:InChI=1/C6H8O2/c1-4-3-6(7)5(2)8-4/h3,5H,1-2H3/t5-/m1/s1

Downstream Products

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• 63678-00-2 4,5-dihydro-2,2-dimethyl-5-phenyl-3(2H)-furanone 
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