ethyl 8-[(2,6-difluorobenzyl)oxy]-6-ethynyl-2-methylimidazo[1,2-a]pyridine-3-carboxylate

Base Information

Chemical Name:ethyl 8-[(2,6-difluorobenzyl)oxy]-6-ethynyl-2-methylimidazo[1,2-a]pyridine-3-carboxylate
CAS No.:1609165-71-0
Molecular Formula:C₂₀H₁₆F₂N₂O₃
Molecular Weight:370.355
Hs Code.:

Synonyms:ethyl 8-[(2,6-difluorobenzyl)oxy]-6-ethynyl-2-methylimidazo[1,2-a]pyridine-3-carboxylate

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Chemical Property of ethyl 8-[(2,6-difluorobenzyl)oxy]-6-ethynyl-2-methylimidazo[1,2-a]pyridine-3-carboxylate

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Technology Process of ethyl 8-[(2,6-difluorobenzyl)oxy]-6-ethynyl-2-methylimidazo[1,2-a]pyridine-3-carboxylate

There total 6 articles about ethyl 8-[(2,6-difluorobenzyl)oxy]-6-ethynyl-2-methylimidazo[1,2-a]pyridine-3-carboxylate 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:

: 1609165-70-9
ethyl 8-[(2,6-difluorobenzyl)oxy]-2-methyl-6-[(trimethylsilyl)ethynyl]imidazo[1,2-a]pyridine-3-carboxylate

: 1609165-71-0
ethyl 8-[(2,6-difluorobenzyl)oxy]-6-ethynyl-2-methylimidazo[1,2-a]pyridine-3-carboxylate

Guidance literature:: With potassium carbonate; In methanol; at 20 ℃; for 24h;

Reference yield:

: 1609082-32-7
ethyl 6-bromo-8-[(2,6-difluorobenzyl)oxy]-2-methylimidazo[1,2-a]pyridine-3-carboxylate

: 1609165-71-0
ethyl 8-[(2,6-difluorobenzyl)oxy]-6-ethynyl-2-methylimidazo[1,2-a]pyridine-3-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: N-ethyl-N,N-diisopropylamine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide / 1,4-dioxane / 16 h / 20 - 50 °C

2: potassium carbonate / methanol / 24 h / 20 °C

With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; potassium carbonate; N-ethyl-N,N-diisopropylamine; In 1,4-dioxane; methanol;

Reference yield:

: 85118-00-9
2,6-Difluorobenzyl bromide

: 1609165-71-0
ethyl 8-[(2,6-difluorobenzyl)oxy]-6-ethynyl-2-methylimidazo[1,2-a]pyridine-3-carboxylate

Guidance literature:: Multi-step reaction with 5 steps

1.1: sodium methylate / methanol / 0.25 h / 20 °C

1.2: 4 h / 20 °C

2.1: bromine; sulfuric acid; acetic acid / 3 h / 0 °C

3.1: ethanol / Molecular sieve; Reflux

4.1: N-ethyl-N,N-diisopropylamine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide / 1,4-dioxane / 16 h / 20 - 50 °C

5.1: potassium carbonate / methanol / 24 h / 20 °C

With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; sulfuric acid; bromine; sodium methylate; potassium carbonate; acetic acid; N-ethyl-N,N-diisopropylamine; In 1,4-dioxane; methanol; ethanol;