4-Methyl-2,3-dihydrofuran

Base Information

• Chemical Name: 4-Methyl-2,3-dihydrofuran
• CAS No.: 34314-83-5
• Molecular Formula: C5H8O
• Molecular Weight: 84.12
• Hs Code.: 2932190090
• European Community (EC) Number: 874-329-0
• UNII: UPC854280M
• DSSTox Substance ID: DTXSID90187879
• Nikkaji Number: J109.917E
• Wikidata: Q27122709
• Metabolomics Workbench ID: 49095
• Mol file: 34314-83-5.mol

Synonyms:4-Methyl-2,3-dihydrofuran;34314-83-5;3-methyl-4,5-dihydrofuran;2,3-DIHYDRO-4-METHYLFURAN;Furan, 2,3-dihydro-4-methyl-;3-Methyl-4-5-dihydrofuran;UNII-UPC854280M;UPC854280M;2,3-Dihydro-4-methyl-Furan;CHEBI:51678;Dihydro-4-methyl furan, 2,3-;DTXSID90187879;Dihydro-4-methyl furan, 2,3-;EN300-379584;Q27122709

Chemical Property of 4-Methyl-2,3-dihydrofuran

Chemical Property:

• Vapor Pressure: 46mmHg at 25°C
• Refractive Index: 1.447
• Boiling Point: 98.365 °C at 760 mmHg
• Flash Point: 2.063 °C
• PSA: 9.23000
• Density: 0.924 g/cm³
• LogP: 1.31050
• XLogP3: 0.7
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 0
• Exact Mass: 84.057514874
• Heavy Atom Count: 6
• Complexity: 74

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=COCC1

Technology Process of 4-Methyl-2,3-dihydrofuran

There total 9 articles about 4-Methyl-2,3-dihydrofuran which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 92.8%

potassium hydrogensulfate (7646-93-7) + methyl-3 hydroxy-3 tetrahydrofuranne (64360-69-6) → 2,5-dihydro-3-methyl-furan (1708-31-2) + 4-methyl-2,3-dihydrofuran (34314-83-5)

Guidance literature:

In 1,3,5-trimethyl-benzene;

Reference yield: 88.8%

methyl-3 hydroxy-3 tetrahydrofuranne (64360-69-6) → 2,5-dihydro-3-methyl-furan (1708-31-2) + 4-methyl-2,3-dihydrofuran (34314-83-5)

Guidance literature:

With sulfuric acid; In decane;

Reference yield: 88.0%

3-methyltetrahydrofuran-2-ol (109066-11-7,109066-12-8,64833-77-8) → 4-methyl-2,3-dihydrofuran (34314-83-5)

Guidance literature:

With isoquinoline; toluene-4-sulfonic acid; at 175 - 200 ℃; Inert atmosphere;

DOI:10.1021/jacs.6b02158

upstream raw materials:

3-methyltetrahydrofuran-2-ol

4,4-dibromo-3-methylbut-3-en-1-ol

3-methyltetrahydro-2-furanone

E/Z-4-bromo-3-methylbut-3-en-1-ol