2-METHYLBENZO[E]INDENE

Base Information

• Chemical Name: 2-METHYLBENZO[E]INDENE
• CAS No.: 150096-60-9
• Molecular Formula: C14H12
• Molecular Weight: 180.25
• Hs Code.: 2902909090
• Mol file: 150096-60-9.mol

Synonyms:2-Methyl-1H-benz[e]indene;2-Methyl-3H-benz[e]indene;2-Methyl-4,5-benzindene;2-Methyl-4,5-benzoindene;2-Methylbenz[e]indene;

Chemical Property of 2-METHYLBENZO[E]INDENE

Chemical Property:

• Vapor Pressure: 0.000581mmHg at 25°C
• Refractive Index: 1.66
• Boiling Point: 320.8 °C at 760 mmHg
• Flash Point: 154.2 °C
• PSA: 0.00000
• Density: 1.099 g/cm³
• LogP: 3.79920

Purity/Quality:

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

2-Methyl-3H-cyclopenta[a]naphthalene 95+% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2-METHYLBENZO[E]INDENE

There total 5 articles about 2-METHYLBENZO[E]INDENE 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: 100.0%

2-methyl-1,2-dihydro-3H-cyclopenta[a]naphthalen-3-one (150096-51-8) → 2-methyl-2,3-dihydro-1H-cyclopenta[a]naphthalen-3-ol (351866-07-4) + 2-methyl-3H-cyclopenta[a]naphthalene (150096-60-9)

Guidance literature:

With hydrogenchloride; sodium tetrahydroborate; p-toluenesulfonic acid monohydrate; In tetrahydrofuran; methanol; water; toluene;

Reference yield:

2-methyl-2,3-dihydro-cyclopenta[a]naphthalen-1-one (150096-57-4,641626-75-7) → 2-methyl-3H-cyclopenta[a]naphthalene (150096-60-9)

Guidance literature:

Multi-step reaction with 2 steps

1: LiAlH₄

2: p-ToS-OH / toluene

With lithium aluminium tetrahydride; toluene-4-sulfonic acid; In toluene;

DOI:10.1021/ja9833220

Reference yield:

2,3-dihydro-1-hydroxy-2-methyl-1H-benz[e]indene (163801-85-2) → 2-methyl-3H-cyclopenta[a]naphthalene (150096-60-9)

Guidance literature:

With toluene-4-sulfonic acid; In toluene;

DOI:10.1021/ja9833220

upstream raw materials:

2,3-dihydro-1-hydroxy-2-methyl-1H-benz[e]indene

naphthalene

2-methyl-2,3-dihydro-cyclopenta[a]naphthalen-1-one

2-methyl-1,2-dihydro-3H-cyclopenta[a]naphthalen-3-one

Downstream raw materials:

dimethyl bis(2-methyl-4,5-benzoindenyl)silane

(3-benzyl-1H-inden-1-yl)(2-methylbenz[e]-1H-inden-1-yl)-dimethylsilane

Refernces

• 1、 Dietrich, Ulf,Hackmann, Martijn,Rieger, Bernhard,Klinga, Martti,Leskelae, Markku. "Control of stereoerror formation with high-activity "dual-side" zirconocene catalysts: A novel strategy to design the properties of thermoplastic elastic polypropenes". . p. 4348 - 4355. Retrieved 2007/10/03.
• 2、 -. "Production of bridged metallocene complexes and intermediates therefor". . . Retrieved 2008/06/13.