1-Ethyl-1-methylindan

Base Information

• Chemical Name: 1-Ethyl-1-methylindan
• CAS No.: 56298-75-0
• Molecular Formula: C12H16
• Molecular Weight: 160.26
• Mol file: 56298-75-0.mol

Synonyms:1-ETHYL-1-METHYL INDAN;1,1-methylethylindane;1H-Indene,1-ethyl-2,3-dihydro-1-methyl;1-Ethyl-1-methylindane;1-Aethyl-1-methyl-indan;

Chemical Property of 1-Ethyl-1-methylindan

Chemical Property:

• Vapor Pressure: 0.207mmHg at 25°C
• Boiling Point: 216.3°C at 760 mmHg
• Flash Point: 78°C
• PSA: 0.00000
• Density: 0.918g/cm³
• LogP: 3.30050

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1-Ethyl-1-methylindan

There total 9 articles about 1-Ethyl-1-methylindan 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: 6.0%

trimethylaluminum (75-24-1) + 2-(3-butynyl)phenyl trifluoromethanesulfonate (139337-53-4) → 1,1-dimethylindan (4912-92-9) + 1,1-methylethylindane (56298-75-0)

Guidance literature:

trimethylaluminum; 2-(3-butynyl)phenyl trifluoromethanesulfonate; With zirconocene dichloride; In hexane; 1,2-dichloro-ethane;

With PdCl₂ tris(p-methoxyphenyl)phosphine; P(p-CH₃OC₆H₄)3; triethylamine; 1,4-diaza-bicyclo[2.2.2]octane; In acetonitrile; at 100 ℃; for 24h;

DOI:10.1021/ja045783t

Reference yield:

(E,Z)-3-methyl-5-phenylpent-2-ene (33501-91-6) → 1,2-dimethyl-1,2,3,4-tetrahydro-naphthalene (5195-40-4) + 1,1-methylethylindane (56298-75-0)

Guidance literature:

With silver trifluoromethanesulfonate; ruthenium trichloride; In 1,2-dichloro-ethane; at 60 ℃; for 8h; Title compound not separated from byproducts;

DOI:10.1021/ol036385i

Reference yield:

→ 1,1-methylethylindane (56298-75-0)

Guidance literature:

With sulfuric acid; at 10 ℃;

DOI:10.1021/ja01304a041 DOI:10.1021/ja01316a510

upstream raw materials:

3-methyl-1-phenylpentan-3-ol

sulfuric acid

optically inactive 2-hydroxy-3-methyl-1-phenyl-pentane

(E,Z)-3-methyl-5-phenylpent-2-ene

Refernces

• 1、 Fillion, Eric,Carson, Rebekah J.,Trepanier, Vincent E.,Goll, Julie M.,Remorova, Anna A.. "Palladium-catalyzed carbon - Carbon bond-forming 1,2-ligand migration of organoalanes". . p. 15354 - 15355. Retrieved 2007/10/03.