1-bromo-2,3,4,5,6-pentakis[p-(tert-butyldimethylsilyloxy)phenylethynyl]benzene

Base Information

Chemical Name:1-bromo-2,3,4,5,6-pentakis[p-(tert-butyldimethylsilyloxy)phenylethynyl]benzene
CAS No.:684216-73-7
Molecular Formula:C₇₆H₉₅BrO₅Si₅
Molecular Weight:1308.92
Hs Code.:

Synonyms:1-bromo-2,3,4,5,6-pentakis[p-(tert-butyldimethylsilyloxy)phenylethynyl]benzene

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 1-bromo-2,3,4,5,6-pentakis[p-(tert-butyldimethylsilyloxy)phenylethynyl]benzene

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Technology Process of 1-bromo-2,3,4,5,6-pentakis[p-(tert-butyldimethylsilyloxy)phenylethynyl]benzene

There total 2 articles about 1-bromo-2,3,4,5,6-pentakis[p-(tert-butyldimethylsilyloxy)phenylethynyl]benzene 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: 36.0%

: 151721-78-7
1,3,5-tribromo-2,4,6-triiodobenzene

: 136053-34-4
1-[(tert-butyldimethylsilyl)oxy]-4-ethynylbenzene

: 684216-71-5
1,3,5-tribromo-2,4,6-tris[p-(tert-butyldimethylsilyloxy)phenylethynyl]benzene

: 1,3-dibromo-2,4,5,6-tetrakis[p-(tert-butyldimethylsilyloxy)phenylethynyl]benzene

: 684216-73-7
1-bromo-2,3,4,5,6-pentakis[p-(tert-butyldimethylsilyloxy)phenylethynyl]benzene

Guidance literature:: With copper(l) iodide; triethylamine; triphenylphosphine; bis-triphenylphosphine-palladium(II) chloride; for 40h; Heating;
DOI:10.1021/jo049948s

Reference yield:

: 626-39-1
1,3,5-trisbromobenzene

: 684216-73-7
1-bromo-2,3,4,5,6-pentakis[p-(tert-butyldimethylsilyloxy)phenylethynyl]benzene

Guidance literature:: Multi-step reaction with 2 steps

1: 66 percent / periodic acid; KI; H₂SO₄ / 62 h / 20 °C

2: 5 percent / CuI; PPh₃; Et₃N / PdCl₂(PPh₃)2 / 40 h / Heating

With copper(l) iodide; sulfuric acid; periodic acid; triethylamine; triphenylphosphine; potassium iodide; bis-triphenylphosphine-palladium(II) chloride; 2: Sonogashira coupling;
DOI:10.1021/jo049948s

Reference yield: 61.0%

: 10602-03-6
ethyl 4-ethynylbenzoate

: 684216-73-7
1-bromo-2,3,4,5,6-pentakis[p-(tert-butyldimethylsilyloxy)phenylethynyl]benzene

: 1,2,3,4,5-pentakis[p-(tert-butyldimethylsilyloxy)phenylethynyl]-6-[p-(ethoxycarbonyl)phenylethynyl]benzene

Guidance literature:: With copper(l) iodide; triethylamine; triphenylphosphine; bis-triphenylphosphine-palladium(II) chloride; for 48h; Heating;
DOI:10.1021/jo049948s