exo-4,9-epoxy-3a,4,9,9a-tetrahydro-1H-benzindene

Base Information

• Chemical Name: exo-4,9-epoxy-3a,4,9,9a-tetrahydro-1H-benzindene
• CAS No.: 129815-97-0
• Molecular Formula: C₁₃H₁₂O
• Molecular Weight: 184.238

Synonyms:

Chemical Property of exo-4,9-epoxy-3a,4,9,9a-tetrahydro-1H-benzindene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
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Useful:

Technology Process of exo-4,9-epoxy-3a,4,9,9a-tetrahydro-1H-benzindene

There total 2 articles about exo-4,9-epoxy-3a,4,9,9a-tetrahydro-1H-benzindene 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-Ethoxy-1,3-dihydroisobenzofuran (75802-19-6) → endo-4,9-epoxy-3a,4,9,9a-tetrahydro-1H-benzindene (129815-97-0,129893-83-0)

Guidance literature:

Multi-step reaction with 2 steps

1: lithium diisopropylamide (2.5 equiv.) / benzene

2: benzene / 2 h / Heating

With lithium diisopropyl amide; In benzene;

DOI:10.1016/S0040-4039(00)94719-1

Reference yield:

1-Ethoxy-1,3-dihydroisobenzofuran (75802-19-6) → exo-4,9-epoxy-3a,4,9,9a-tetrahydro-1H-benzindene (129815-97-0,129893-83-0)

Guidance literature:

Multi-step reaction with 2 steps

1: lithium diisopropylamide (2.5 equiv.) / benzene

2: benzene / 2 h / Heating

With lithium diisopropyl amide; In benzene;

DOI:10.1016/S0040-4039(00)94719-1

Reference yield: 90.0%

endo+exo-4,9-epoxy-3a,4,9,9a-tetrahydro-1H-benzindene (129815-97-0,129893-83-0) → benz [f]indene (268-40-6)

Guidance literature:

With sulfuric acid; for 5h; Heating;

DOI:10.1016/0957-4166(92)80003-F

upstream raw materials:

1-Ethoxy-1,3-dihydroisobenzofuran

Downstream raw materials:

benz [f]indene

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