3,3-DIMETHYL-1,4-PENTADIENE

Base Information

• Chemical Name: 3,3-DIMETHYL-1,4-PENTADIENE
• CAS No.: 1112-35-2
• Molecular Formula: C7H12
• Molecular Weight: 96.1723
• Hs Code.: 2901299090
• Mol file: 1112-35-2.mol

Synonyms:3,3-Dimethyl-1,4-pentadiene

Chemical Property of 3,3-DIMETHYL-1,4-PENTADIENE

Chemical Property:

• Vapor Pressure: 104mmHg at 25°C
• Boiling Point: 78.1°Cat760mmHg
• Flash Point: °C
• PSA: 0.00000
• Density: 0.715g/cm³
• LogP: 2.38460

Purity/Quality:

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

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 3,3-DIMETHYL-1,4-PENTADIENE

There total 3 articles about 3,3-DIMETHYL-1,4-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:

1-amino-1,4,4-trimethylpiperidinium mesitylenesulfonate (76093-78-2) + methyl iodide (74-88-4) → 3,3-dimethyl-penta-1,4-diene (1112-35-2) + N,N-Dimethylhydrazine (57-14-7)

Guidance literature:

With potassium tert-butylate; In tert-butyl alcohol; for 24h; Product distribution; Heating;

Reference yield:

6,6-Dimethylbicyclo<3.1.0>hexan-3-one (13855-29-3) → 4-methyl-1,3-pentadiene (926-56-7,54363-49-4) + 3,3-dimethyl-penta-1,4-diene (1112-35-2) + 1,1-dimethyl-2-vinylcyclopropane (7736-30-3)

Guidance literature:

at 100 ℃; for 6h; under 50 Torr; Quantum yield; Mechanism; Irradiation;

DOI:10.1021/jo01298a004

Reference yield:

2-methyl-but-2-ene (513-35-9) + acetylene (74-86-2,25067-58-7) → 5-methylhexa-1,4-diene (763-88-2,16483-82-2) + 3,3-dimethyl-penta-1,4-diene (1112-35-2) + 2,3-dimethyl-1,4-pentadiene (758-86-1)

Guidance literature:

at 350 ℃; under 129287 Torr;

DOI:10.1021/jo01013a012

upstream raw materials:

2-methyl-but-2-ene

acetylene

6,6-Dimethylbicyclo<3.1.0>hexan-3-one

1-amino-1,4,4-trimethylpiperidinium mesitylenesulfonate

Downstream raw materials:

2,3,3-trimethylcyclopentanone

1-butyl-4,4-dimethyl-1,4,5,6-tetrahydro-cyclopentapyrrole

3,3-Dimethyl-1,4-pentadiin

((E)-3,4-Dimethyl-pent-2-enyl)-phenyl-phosphinic acid

Refernces

• 1、 Posvic, Harvey,Meireles, Jorge C. de. "The Thermolysis of Heterocyclic Aminimines". . p. 1241 - 1243. Retrieved 2007/10/02.