5-Benzyliden-5H-benzonaphtho<2.1-d>cyclohepten

Base Information

• Chemical Name: 5-Benzyliden-5H-benzo
• Molecular Formula: C₂₆H₁₈
• Molecular Weight: 330.429

Synonyms:

Chemical Property of 5-Benzyliden-5H-benzo

Chemical Property:

Purity/Quality:

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Useful:

There total 3 articles about 5-Benzyliden-5H-benzonaphtho<2.1-d>cyclohepten 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:

7H-benzo[4,5]cyclohepta[1,2-a]naphthalen-7-one (100302-81-6) → 5-Benzyliden-5H-benzonaphtho<2.1-d>cyclohepten (101699-26-7)

Guidance literature:

Multi-step reaction with 2 steps

1: Mg

2: (i) AcCl, (ii) (pyrolysis)

With magnesium;

DOI:10.1021/jo01047a015

Reference yield:

8,9-Benzo-7-oxo-10,11-dihydro-7H-cycloheptanaphthalin (98655-17-5) → 5-Benzyliden-5H-benzonaphtho<2.1-d>cyclohepten (101699-26-7)

Guidance literature:

Multi-step reaction with 3 steps

1: (i) NBS, (PhCO)2O₂, (ii) Py

2: Mg

3: (i) AcCl, (ii) (pyrolysis)

With magnesium;

DOI:10.1021/jo01047a015

Reference yield:

8,9-Benzo-7-benzyl-7-hydroxy-7H-cycloheptanaphthalin (101634-90-6) → 5-Benzyliden-5H-benzonaphtho<2.1-d>cyclohepten (101699-26-7)

Guidance literature:

Multistep reaction; (i) AcCl, (ii) (pyrolysis);

DOI:10.1021/jo01047a015

upstream raw materials:

8,9-Benzo-7-benzyl-7-hydroxy-7H-cycloheptanaphthalin

7H-benzo[4,5]cyclohepta[1,2-a]naphthalen-7-one

8,9-Benzo-7-oxo-10,11-dihydro-7H-cycloheptanaphthalin

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