2,4-DIMETHYL-2-PENTENE

Base Information

• Chemical Name: 2,4-DIMETHYL-2-PENTENE
• CAS No.: 625-65-0
• Molecular Formula: C7H14
• Molecular Weight: 98.1882
• European Community (EC) Number: 210-905-4
• NSC Number: 74139
• UNII: HR4J7V2RTJ
• DSSTox Substance ID: DTXSID70211545
• Nikkaji Number: J95.504C
• Wikidata: Q27160267
• Mol file: 625-65-0.mol

Synonyms:2,4-Dimethyl-2-pentene;NSC 74139

Chemical Property of 2,4-DIMETHYL-2-PENTENE

Chemical Property:

• Vapor Pressure: 84.2mmHg at 25°C
• Melting Point: -127.7°C
• Refractive Index: 1.4020-1.4050
• Boiling Point: 83 °C
• PSA: 0.00000
• Density: 0.70
• LogP: 2.60860
• Storage Temp.: 0-10°C
• XLogP3: 3.1
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 1
• Exact Mass: 98.109550447
• Heavy Atom Count: 7
• Complexity: 64.1

Purity/Quality:

98%,99%, ^*data from raw suppliers

2,4-Dimethyl-2-pentene ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Chemical Classes: Other Classes -> Aliphatics, Unsaturated
• Canonical SMILES: CC(C)C=C(C)C

Technology Process of 2,4-DIMETHYL-2-PENTENE

There total 72 articles about 2,4-DIMETHYL-2-PENTENE 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: 87.9%

1-Diazo-2,2,3-trimethyl-butane → (E)-3,4-dimethyl-2-pentene (4914-92-5) + 2,4-dimethyl-2-pentene (625-65-0) + 2,2,3,3-tetramethylcyclopropane (4127-47-3) + 1-methyl-1-(2-propyl)cyclopropane (13150-79-3)

Guidance literature:

In diethylene glycol dimethyl ether; at 160 ℃; Further byproducts given;

DOI:10.1016/S0040-4039(00)87289-5

Reference yield: 73.0%

2,4-dimethyl-3-pentanol (600-36-2) → 2,4-dimethyl-2-pentene (625-65-0)

Guidance literature:

With copper(II) bis(trifluoromethanesulfonate);

DOI:10.1002/hlca.19870700314

Reference yield: 38.0%

2,4-dimethyl-2-pentanol (625-06-9) → 2,4-dimethyl-2-pentene (625-65-0)

Guidance literature:

With iodine; In diethyl ether; for 0.5h; Heating;

upstream raw materials:

pyridine

2-bromo-2,4-dimethyl-pentane

α-picoline

2,6-dimethylpyridine

Downstream raw materials:

2,4-dimethyl-pentane-2,3-diol

2,4-dimethylpentane

2,4-dimethyl-2-pentanol

2,2,3-trimethylbutanoic acid

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