5-[(4-hydroxy-1-{[4-(1H-tetrazol-1-yl)phenyl]acetyl}piperidin-4-yl)ethynyl]-2-benzofuran-1(3H)-one

Base Information

Chemical Name:5-[(4-hydroxy-1-{[4-(1H-tetrazol-1-yl)phenyl]acetyl}piperidin-4-yl)ethynyl]-2-benzofuran-1(3H)-one
CAS No.:1428479-64-4
Molecular Formula:C₂₄H₂₁N₅O₄
Molecular Weight:443.462
Hs Code.:

Synonyms:5-[(4-hydroxy-1-{[4-(1H-tetrazol-1-yl)phenyl]acetyl}piperidin-4-yl)ethynyl]-2-benzofuran-1(3H)-one

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Chemical Property of 5-[(4-hydroxy-1-{[4-(1H-tetrazol-1-yl)phenyl]acetyl}piperidin-4-yl)ethynyl]-2-benzofuran-1(3H)-one

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Technology Process of 5-[(4-hydroxy-1-{[4-(1H-tetrazol-1-yl)phenyl]acetyl}piperidin-4-yl)ethynyl]-2-benzofuran-1(3H)-one

There total 6 articles about 5-[(4-hydroxy-1-{[4-(1H-tetrazol-1-yl)phenyl]acetyl}piperidin-4-yl)ethynyl]-2-benzofuran-1(3H)-one 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:

: 64169-34-2
5-bromophthalide

: 1428478-50-5
1-(4-ethynyl-4-hydroxypiperidin-1-yl)-2-[4-(1H-tetrazol-1-yl)phenyl]ethanone

: 1428479-64-4
5-[(4-hydroxy-1-{[4-(1H-tetrazol-1-yl)phenyl]acetyl}piperidin-4-yl)ethynyl]-2-benzofuran-1(3H)-one

Guidance literature:: With tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tetrabutyl ammonium fluoride; triphenylphosphine; In tetrahydrofuran; at 60 ℃; for 3h; Inert atmosphere;

Reference yield:

: 79099-07-3
N-tert-butyloxycarbonylpiperidin-4-one

: 1428479-64-4
5-[(4-hydroxy-1-{[4-(1H-tetrazol-1-yl)phenyl]acetyl}piperidin-4-yl)ethynyl]-2-benzofuran-1(3H)-one

Guidance literature:: Multi-step reaction with 5 steps

1.1: n-butyllithium / tetrahydrofuran / 1 h / -78 °C

1.2: 1 h / -78 °C

2.1: hydrogenchloride / 1,4-dioxane / 48 h / 20 °C

3.1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine / dichloromethane / 12 h / 5 °C

4.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 2 h / 5 °C

5.1: tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tetrabutyl ammonium fluoride; triphenylphosphine / tetrahydrofuran / 3 h / 60 °C / Inert atmosphere; Sealed tube

With hydrogenchloride; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; n-butyllithium; tetrabutyl ammonium fluoride; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; triphenylphosphine; In tetrahydrofuran; 1,4-dioxane; dichloromethane;

Reference yield:

: 185132-51-8
4-hydroxy-4-trimethylsilanylethynylpiperidine-1-carboxylic acid tert-butyl ester

: 1428479-64-4
5-[(4-hydroxy-1-{[4-(1H-tetrazol-1-yl)phenyl]acetyl}piperidin-4-yl)ethynyl]-2-benzofuran-1(3H)-one

Guidance literature:: Multi-step reaction with 4 steps

1: hydrogenchloride / 1,4-dioxane / 48 h / 20 °C

2: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine / dichloromethane / 12 h / 5 °C

3: tetrabutyl ammonium fluoride / tetrahydrofuran / 2 h / 5 °C

4: tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tetrabutyl ammonium fluoride; triphenylphosphine / tetrahydrofuran / 3 h / 60 °C / Inert atmosphere; Sealed tube

With hydrogenchloride; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tetrabutyl ammonium fluoride; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; triphenylphosphine; In tetrahydrofuran; 1,4-dioxane; dichloromethane;