1,3-Butadiene, 2-ethyl-3-methyl-

Base Information

• Chemical Name: 1,3-Butadiene, 2-ethyl-3-methyl-
• CAS No.: 14145-44-9
• Molecular Formula: C₇H₁₂
• Molecular Weight: 96.1723
• Hs Code.: 2901299090
• DSSTox Substance ID: DTXSID70161733
• Nikkaji Number: J797.819G
• Wikidata: Q83030180
• Mol file: 14145-44-9.mol

Synonyms:1,3-Butadiene, 2-ethyl-3-methyl-;14145-44-9;2-methyl-3-methylidenepent-1-ene;2-Ethyl-3-methyl-1,3-butadiene;CH2=C(CH3)C(C2H5)=CH2;DTXSID70161733

Chemical Property of 1,3-Butadiene, 2-ethyl-3-methyl-

Chemical Property:

• Vapor Pressure: 46.6mmHg at 25°C
• Boiling Point: 98°Cat760mmHg
• Flash Point: °C
• PSA: 0.00000
• Density: 0.718g/cm³
• LogP: 2.52870
• XLogP3: 3.5
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 2
• Exact Mass: 96.093900383
• Heavy Atom Count: 7
• Complexity: 88.2

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCC(=C)C(=C)C

Technology Process of 1,3-Butadiene, 2-ethyl-3-methyl-

There total 4 articles about 1,3-Butadiene, 2-ethyl-3-methyl- 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-acetoxy-3-acetoxymethyl-2-methyl-pentane (854460-96-1) → ethyl-2 methyl-3 butadiene-1,3 (14145-44-9)

Guidance literature:

at 600 ℃;

DOI:10.1021/ja01126a046

Reference yield:

4-ethoxy-3-methyl-buta-1,2-diene (16356-07-3) + ethylmagnesium bromide (925-90-6) → ethyl-2 methyl-3 butadiene-1,3 (14145-44-9)

Guidance literature:

In dibutyl ether; at 90 - 100 ℃; for 40h;

Reference yield:

bromo-ethyl-cuprate(1-); chloromagnesium(1+) salt + 2-methylbut-1-en-3-yne (78-80-8) → ethyl-2 methyl-3 butadiene-1,3 (14145-44-9)

Guidance literature:

In tetrahydrofuran;

DOI:10.1016/S0040-4039(01)92778-9

upstream raw materials:

1-acetoxy-3-acetoxymethyl-2-methyl-pentane

4-ethoxy-3-methyl-buta-1,2-diene

ethylmagnesium bromide

2-methylbut-1-en-3-yne