1,3,5-tribromo-2-[p-(tert-butyldimethylsilyloxy)phenylethynyl]-4,6-diiodobenzene

Base Information

Chemical Name:1,3,5-tribromo-2-[p-(tert-butyldimethylsilyloxy)phenylethynyl]-4,6-diiodobenzene
CAS No.:684216-69-1
Molecular Formula:C₂₀H₁₉Br₃I₂OSi
Molecular Weight:796.977
Hs Code.:

Synonyms:1,3,5-tribromo-2-[p-(tert-butyldimethylsilyloxy)phenylethynyl]-4,6-diiodobenzene

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Chemical Property of 1,3,5-tribromo-2-[p-(tert-butyldimethylsilyloxy)phenylethynyl]-4,6-diiodobenzene

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Technology Process of 1,3,5-tribromo-2-[p-(tert-butyldimethylsilyloxy)phenylethynyl]-4,6-diiodobenzene

There total 2 articles about 1,3,5-tribromo-2-[p-(tert-butyldimethylsilyloxy)phenylethynyl]-4,6-diiodobenzene 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: 37.0%

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

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

: 684216-69-1
1,3,5-tribromo-2-[p-(tert-butyldimethylsilyloxy)phenylethynyl]-4,6-diiodobenzene

: 1,3,5-tribromo-2,4-bis[p-(tert-butyldimethylsilyloxy)phenylethynyl]-6-iodobenzene

: 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

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

: 684216-69-1
1,3,5-tribromo-2-[p-(tert-butyldimethylsilyloxy)phenylethynyl]-4,6-diiodobenzene

Guidance literature:: Multi-step reaction with 2 steps

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

2: 14 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: 86.0%

: 10602-03-6
ethyl 4-ethynylbenzoate

: 684216-69-1
1,3,5-tribromo-2-[p-(tert-butyldimethylsilyloxy)phenylethynyl]-4,6-diiodobenzene

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

Guidance literature:: With copper(l) iodide; triethylamine; triphenylphosphine; bis-triphenylphosphine-palladium(II) chloride; for 91h; Heating;
DOI:10.1021/jo049948s