2,5-dimethylhex-3-yne

Base Information

• Chemical Name: 2,5-dimethylhex-3-yne
• CAS No.: 927-99-1
• Molecular Formula: C8H14
• Molecular Weight: 110.199
• Mol file: 927-99-1.mol

Synonyms:2,5-Dimethyl-3-hexyne;Diisopropylacetylene

Chemical Property of 2,5-dimethylhex-3-yne

Chemical Property:

• Vapor Pressure: 29.5mmHg at 25°C
• Boiling Point: 109.1°Cat760mmHg
• Flash Point: 7.6°C
• PSA: 0.00000
• Density: 0.761g/cm³
• LogP: 2.30180

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2,5-dimethylhex-3-yne

There total 2 articles about 2,5-dimethylhex-3-yne 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:

1-(1'-Isopropyl)-3,3-dimethylcyclopropene → 2,5-dimethyl-hex-3-yne (927-99-1) + 2,5-Dimethyl-2,4-hexadiene (764-13-6) + 2,5-dimethyl-hexa-1,3t-diene (927-98-0)

Guidance literature:

In gas; Yield given. Yields of byproduct given; Heating;

Reference yield:

threo-2,7-dimethyl-4-octyne-3,6-diol (6339-21-5) → 2,5-dimethyl-hex-3-yne (927-99-1)

Guidance literature:

With sodium tetrahydroborate; dicobalt octacarbonyl; trifluoroacetic acid; Yield given. Multistep reaction; 1.) CH₂Cl₂, 6 h; 2.) CH₂Cl₂, ice-cooling, 7 h; 3.) CH₂Cl₂;

DOI:10.1021/ja00267a028

Reference yield: 89.0%

2,5-dimethyl-hex-3-yne (927-99-1) + 1,2-diphenylimidazole (52179-66-5) → 4,5-diisopropyl-1-phenylimidazo[1,5-a]quinoline

Guidance literature:

With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; oxygen; silver(I) acetate; In 1,2-dichloro-ethane; at 120 ℃; for 2h; under 760.051 Torr;

DOI:10.1002/aoc.6156

upstream raw materials:

threo-2,7-dimethyl-4-octyne-3,6-diol

Downstream raw materials:

hexaisopropylbenzene

hexaisopropylbenzene-d28

2,3-Diisopropyl-1,7-dimethoxy-1H-indene

2,3-Diisopropyl-7-methoxy-inden-1-one