1-{4-[3-(6-bromo-quinazolin-4-yl)-5-fluoro-benzoyl]-piperazin-1-yl}-ethanone

Base Information

Chemical Name:1-{4-[3-(6-bromo-quinazolin-4-yl)-5-fluoro-benzoyl]-piperazin-1-yl}-ethanone
CAS No.:1431542-46-9
Molecular Formula:C₂₁H₁₈BrFN₄O₂
Molecular Weight:457.302
Hs Code.:

Synonyms:1-{4-[3-(6-bromo-quinazolin-4-yl)-5-fluoro-benzoyl]-piperazin-1-yl}-ethanone

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Chemical Property of 1-{4-[3-(6-bromo-quinazolin-4-yl)-5-fluoro-benzoyl]-piperazin-1-yl}-ethanone

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Technology Process of 1-{4-[3-(6-bromo-quinazolin-4-yl)-5-fluoro-benzoyl]-piperazin-1-yl}-ethanone

There total 4 articles about 1-{4-[3-(6-bromo-quinazolin-4-yl)-5-fluoro-benzoyl]-piperazin-1-yl}-ethanone 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: 68.0%

: 13889-98-0
N-acetylpiperidine

: 1431542-47-0
3-(6-bromo-quinazolin-4-yl)-5-fluoro-benzoic acid

: 1431542-46-9
1-{4-[3-(6-bromo-quinazolin-4-yl)-5-fluoro-benzoyl]-piperazin-1-yl}-ethanone

Guidance literature:: 3-(6-bromo-quinazolin-4-yl)-5-fluoro-benzoic acid; With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine; In dichloromethane; at 20 ℃; for 0.333333h;

N-acetylpiperidine; In dichloromethane; at 20 ℃; for 1h;

Reference yield:

: 1431542-48-1
3-(6-bromo-quinazolin-4-yl)-5-fluoro-benzoic acid ethyl ester

: 1431542-46-9
1-{4-[3-(6-bromo-quinazolin-4-yl)-5-fluoro-benzoyl]-piperazin-1-yl}-ethanone

Guidance literature:: Multi-step reaction with 2 steps

1.1: lithium hydroxide monohydrate; water / 1,4-dioxane / 2 h / 20 °C

2.1: N-ethyl-N,N-diisopropylamine; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate / dichloromethane / 0.33 h / 20 °C

2.2: 1 h / 20 °C

With lithium hydroxide monohydrate; water; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine; In 1,4-dioxane; dichloromethane;

Reference yield:

: 38267-96-8
6-bromo-4-chloroquinozoline

: 1431542-46-9
1-{4-[3-(6-bromo-quinazolin-4-yl)-5-fluoro-benzoyl]-piperazin-1-yl}-ethanone

Guidance literature:: Multi-step reaction with 3 steps

1.1: bis-triphenylphosphine-palladium(II) chloride; potassium phosphate / acetonitrile; water / 0.17 h / 120 °C / Microwave irradiation; Inert atmosphere

2.1: lithium hydroxide monohydrate; water / 1,4-dioxane / 2 h / 20 °C

3.1: N-ethyl-N,N-diisopropylamine; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate / dichloromethane / 0.33 h / 20 °C

3.2: 1 h / 20 °C

With bis-triphenylphosphine-palladium(II) chloride; potassium phosphate; lithium hydroxide monohydrate; water; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine; In 1,4-dioxane; dichloromethane; water; acetonitrile;