9,10-dihydro-9,10-dimethoxy-11-oxo-12-(phenylethynyl)-12-(trimethylsiloxy)-9,10-ethanoanthracene

Base Information

• Chemical Name: 9,10-dihydro-9,10-dimethoxy-11-oxo-12-(phenylethynyl)-12-(trimethylsiloxy)-9,10-ethanoanthracene
• CAS No.: 122949-72-8
• Molecular Formula: C₂₉H₂₈O₄Si
• Molecular Weight: 468.624

Synonyms:9,10-dihydro-9,10-dimethoxy-11-oxo-12-(phenylethynyl)-12-(trimethylsiloxy)-9,10-ethanoanthracene

Chemical Property of 9,10-dihydro-9,10-dimethoxy-11-oxo-12-(phenylethynyl)-12-(trimethylsiloxy)-9,10-ethanoanthracene

Chemical Property:

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Technology Process of 9,10-dihydro-9,10-dimethoxy-11-oxo-12-(phenylethynyl)-12-(trimethylsiloxy)-9,10-ethanoanthracene

There total 2 articles about 9,10-dihydro-9,10-dimethoxy-11-oxo-12-(phenylethynyl)-12-(trimethylsiloxy)-9,10-ethanoanthracene 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:

4a,9a-dichloro-4,9-dimethoxy-2-oxo-4,4a,9,9a-tetrahydro-4,9-<1',2'>benzenonaphtho<2,3-d>-1,3-dioxole (122949-70-6) → 9,10-dihydro-9,10-dimethoxy-11-oxo-12-(phenylethynyl)-12-(trimethylsiloxy)-9,10-ethanoanthracene (122949-72-8)

Guidance literature:

Multi-step reaction with 2 steps

1: aq. 10percent HCl / tetrahydrofuran / 25 h / Ambient temperature

With hydrogenchloride; In tetrahydrofuran;

DOI:10.1021/jo00284a015

Reference yield:

chloro-trimethyl-silane (75-77-4) + 9,10-dihydro-9,10-dimethoxy-9,10-ethanoanthracene-11,12-dione (122949-71-7) + phenylacetylene (536-74-3) → 9,10-dihydro-9,10-dimethoxy-11-oxo-12-(phenylethynyl)-12-(trimethylsiloxy)-9,10-ethanoanthracene (122949-72-8)

Guidance literature:

Yield given. Multistep reaction;

DOI:10.1021/jo00284a015

Reference yield: 68.0%

9,10-dihydro-9,10-dimethoxy-11-oxo-12-(phenylethynyl)-12-(trimethylsiloxy)-9,10-ethanoanthracene (122949-72-8) → 9,10-dihydro-9,10-dimethoxy-11-(phenylethynyl)11-(trimethylsiloxy)-9,10-methanoanthracene (122949-74-0)

Guidance literature:

With 5-decyne; In tetrahydrofuran; for 7h; Ambient temperature; Irradiation;

DOI:10.1021/jo00284a015

upstream raw materials:

chloro-trimethyl-silane

9,10-dihydro-9,10-dimethoxy-9,10-ethanoanthracene-11,12-dione

phenylacetylene

4a,9a-dichloro-4,9-dimethoxy-2-oxo-4,4a,9,9a-tetrahydro-4,9-<1',2'>benzenonaphtho<2,3-d>-1,3-dioxole

Downstream raw materials:

4,5-di-n-butyl-2-(phenylmethylene)-4-cyclopentene-1,3-dione

2,3-di-n-butyl-5-phenyl-6-(trimethylsilyl)-2,5-cyclohexadiene-1,4-dione

9,10-dihydro-9,10-dimethoxy-11-(phenylethynyl)11-(trimethylsiloxy)-9,10-methanoanthracene

4,5-diphenyl-2--4-cyclopentene-1,3-dione

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