2,3,4-trimethyl-1,3-pentadiene

Base Information

• Chemical Name: 2,3,4-trimethyl-1,3-pentadiene
• CAS No.: 85893-67-0
• Molecular Formula: C₈H₁₄
• Molecular Weight: 110.199
• Mol file: 85893-67-0.mol

Synonyms:

Chemical Property of 2,3,4-trimethyl-1,3-pentadiene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2,3,4-trimethyl-1,3-pentadiene

There total 1 articles about 2,3,4-trimethyl-1,3-pentadiene 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:

4-methyl-1,2,3-pentatriene (13994-33-7) + dimethyl sulfate (77-78-1) → 2,2-dimethyl-hex-3-yne (4911-60-8) + 2,4-dimethyl-2,3-hexadiene (17530-15-3) + 3,4,4-trimethyl-1,2-pentadiene (7417-50-7) + 2,3,4-trimethyl-1,3-pentadiene (85893-67-0)

Guidance literature:

With N,N,N,N,-tetramethylethylenediamine; lithium; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts; 1.) diethyl ether, 15 deg C, 10 min, 2.) diethyl ether, a) from -40 deg C to RT, b) reflux, 30 min;

DOI:10.1016/0040-4020(96)00235-9

Reference yield: 62.0%

dichloro-bis-μ-chloro-bis[(1-3η:6-8η)-2,7-dimethyloctadienediyl]diruthenium(II) + 2,3,4-trimethyl-1,3-pentadiene (85893-67-0) → bis(2,3,4-trimethylpentadienyl)ruthenium (85893-68-1)

Guidance literature:

With Li₂CO₃; In ethanol; acetonitrile; soln. of Ru-complex and 4 equiv. of Li2CO3 in a mixt. of ethanol, 1 equiv. of MeCN and 8 equiv. of ligand were refluxed for 4 h under N2; solvent was evapd., residue was sublimated, elem. anal.;

DOI:10.1021/om0007015

Reference yield:

ruthenium(III) chloride hydrate (20759-14-2,14898-67-0) + 2,3,4-trimethyl-1,3-pentadiene (85893-67-0) → bis(2,3,4-trimethylpentadienyl)ruthenium (85893-68-1)

Guidance literature:

With Zn; In ethanol; under N2 Ru salt was added to EtOH with stirring, after which 2,3,4-Me3-1,3-pentadiene was added, then Zn dust was added; stirring at room temp. for ca an h, then refluxing ca 2 h; evapn., , extn. with pentane, cooling to -78°C for several d, sublimation; elem. anal.;

DOI:10.1021/om50003a026

upstream raw materials:

4-methyl-1,2,3-pentatriene

dimethyl sulfate

Downstream raw materials:

bis(2,3,4-trimethylpentadienyl)ruthenium

bis(2,3,4-trimethylpentadienyl)ruthenium