2-Methyleneindan

Base Information

• Chemical Name: 2-Methyleneindan
• CAS No.: 68846-65-1
• Molecular Formula: C10H10
• Molecular Weight: 130.189
• Mol file: 68846-65-1.mol

Synonyms:

Chemical Property of 2-Methyleneindan

Chemical Property:

• Vapor Pressure: 0.605mmHg at 25°C
• Boiling Point: 194.9°C at 760 mmHg
• Flash Point: 63.7°C
• Density: 0.98g/cm³

Purity/Quality:

99%min ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2-Methyleneindan

There total 8 articles about 2-Methyleneindan 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: 84.0%

dichloromethane (75-09-2) + 2-indanone (615-13-4) → indan-2-ol (4254-29-9) + 2-methylene-2,3-dihydro-1H-indene (68846-65-1)

Guidance literature:

With titanium tetrachloride; magnesium; In tetrahydrofuran; at 0 - 20 ℃; for 0.833333h;

DOI:10.1021/ol0478887

Reference yield: 82.0%

1-allyl-2-(chloromethyl)benzene (89121-39-1) → 2-Methylindene (2177-47-1) + 2-methylene-2,3-dihydro-1H-indene (68846-65-1)

Guidance literature:

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; triethylamine; In acetonitrile; for 1h; Heating;

DOI:10.1021/jo00272a006

Reference yield: 64.0%

1-allyl-2-(iodomethyl)benzene (120906-17-4) → 2-Methylindene (2177-47-1) + 2-methylene-2,3-dihydro-1H-indene (68846-65-1)

Guidance literature:

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; triethylamine; In acetonitrile; for 0.5h; Heating;

DOI:10.1021/jo00272a006

upstream raw materials:

1-methylene-2-phenylcyclopropane

benzo[2,3]bicyclo[3.1.0]hexane

1-allyl-2-(chloromethyl)benzene

1-allyl-2-(bromomethyl)benzene

Downstream raw materials:

2-(hydroxymethyl)indan

2-Methylindene

Refernces

• 1、 Roth, Wolfgang R.,Winzer, Markus,Lennartz, Hans-Werner,Boese, Roland. "Energy Well of the Orthogonal Trimethylenemethane. - 1-Methylene-2-phenylcyclopropane Thermolysis". . p. 2717 - 2726. Retrieved 2007/10/02.
• 2、 Lamberts, Joseph J.,Laarhoven, Wim H.. "Thermochemistry of Phenyl-Substituted Benzobicyclohex-2-enes". . p. 100 - 106. Retrieved 2007/10/02.