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2-bromo-1,4-dimethoxy-3-(phenylethynyl)benzene

Base Information Edit
  • Chemical Name:2-bromo-1,4-dimethoxy-3-(phenylethynyl)benzene
  • CAS No.:107135-56-8
  • Molecular Formula:C16H13BrO2
  • Molecular Weight:317.182
  • Hs Code.:
  • Mol file:107135-56-8.mol
2-bromo-1,4-dimethoxy-3-(phenylethynyl)benzene

Synonyms:2-bromo-1,4-dimethoxy-3-(phenylethynyl)benzene

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Chemical Property of 2-bromo-1,4-dimethoxy-3-(phenylethynyl)benzene Edit
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Technology Process of 2-bromo-1,4-dimethoxy-3-(phenylethynyl)benzene

There total 5 articles about 2-bromo-1,4-dimethoxy-3-(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:
Guidance literature:
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diethylamine; In N,N-dimethyl-formamide; at 50 ℃; for 3h; regioselective reaction; Inert atmosphere;
DOI:10.3762/bjoc.7.146
Guidance literature:
Multi-step reaction with 4 steps
1: 1.) sodium nitrite, conc. H2SO4, 2.) copper(I)bromide, hydrogen bromide / 1.) methanol, water, 0 deg C, 30 min, 2.) methanol, water, reflux, 1 h
2: 100 percent / activated carbon, ferric chloride hexahydrate, hydrazine hydrate / methanol / 12 h / Heating
3: 1.) sodium nitrite, conc. HCl, 2.) potassium iodide / 1.) water, 0 deg C, 20 min, 2.) water, RT, overnight
4: 78 percent / pyridine / 12 h / Heating
With pyridine; hydrogenchloride; sulfuric acid; hydrogen bromide; iron(III) chloride; pyrographite; hydrazine hydrate; potassium iodide; copper(I) bromide; sodium nitrite; In methanol;
DOI:10.1021/jo00383a032
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