3-(2-(4-(phenylsulfonyl)piperazin-1-yl)ethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

Base Information

Chemical Name:3-(2-(4-(phenylsulfonyl)piperazin-1-yl)ethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one
CAS No.:1345732-46-8
Molecular Formula:C₂₁H₂₈N₄O₃S
Molecular Weight:416.544
Hs Code.:

Synonyms:3-(2-(4-(phenylsulfonyl)piperazin-1-yl)ethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

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Chemical Property of 3-(2-(4-(phenylsulfonyl)piperazin-1-yl)ethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

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Technology Process of 3-(2-(4-(phenylsulfonyl)piperazin-1-yl)ethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

There total 5 articles about 3-(2-(4-(phenylsulfonyl)piperazin-1-yl)ethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-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: 69.0%

: 63234-88-8
2-methyl-3-(2-(piperazin-1-yl)ethyl)-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

: 98-09-9
benzenesulfonyl chloride

: 1345732-46-8
3-(2-(4-(phenylsulfonyl)piperazin-1-yl)ethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

Guidance literature:: 2-methyl-3-(2-(piperazin-1-yl)ethyl)-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one; With potassium carbonate; In N,N-dimethyl-formamide; for 0.166667h;

benzenesulfonyl chloride; In N,N-dimethyl-formamide; at 20 ℃;
DOI:10.2174/157018011797655304

Reference yield:

: 504-29-0
2-aminopyridine

: 1345732-46-8
3-(2-(4-(phenylsulfonyl)piperazin-1-yl)ethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

Guidance literature:: Multi-step reaction with 5 steps

1.1: toluene-4-sulfonic acid / toluene / Reflux

2.1: trichlorophosphate / 1 h / Reflux

3.1: palladium 10% on activated carbon; hydrogen / methanol

4.1: potassium carbonate / isopropyl alcohol / 8 h / 80 °C

5.1: potassium carbonate / N,N-dimethyl-formamide / 0.17 h

5.2: 20 °C

With palladium 10% on activated carbon; hydrogen; potassium carbonate; toluene-4-sulfonic acid; trichlorophosphate; In methanol; N,N-dimethyl-formamide; isopropyl alcohol; toluene;
DOI:10.2174/157018011797655304

Reference yield:

: 517-23-7,594837-91-9,98634-97-0,313643-49-1
3-acetyl-2-oxo-4,5-dihydrofuran

: 1345732-46-8
3-(2-(4-(phenylsulfonyl)piperazin-1-yl)ethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

Guidance literature:: Multi-step reaction with 5 steps

1.1: toluene-4-sulfonic acid / toluene / Reflux

2.1: trichlorophosphate / 1 h / Reflux

3.1: palladium 10% on activated carbon; hydrogen / methanol

4.1: potassium carbonate / isopropyl alcohol / 8 h / 80 °C

5.1: potassium carbonate / N,N-dimethyl-formamide / 0.17 h

5.2: 20 °C

With palladium 10% on activated carbon; hydrogen; potassium carbonate; toluene-4-sulfonic acid; trichlorophosphate; In methanol; N,N-dimethyl-formamide; isopropyl alcohol; toluene;
DOI:10.2174/157018011797655304