3-hydroxy-9-(5-methyl-1,1-dioxo-[1,2,5]thiadiazolidin-2-yl)-7-(4-methyl-piperazin-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidine-2-carboxylic acid 4-fluoro-benzylamide

Base Information

Chemical Name:3-hydroxy-9-(5-methyl-1,1-dioxo-[1,2,5]thiadiazolidin-2-yl)-7-(4-methyl-piperazin-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidine-2-carboxylic acid 4-fluoro-benzylamide
CAS No.:1254300-93-0
Molecular Formula:C₂₄H₂₈FN₇O₅S
Molecular Weight:545.595
Hs Code.:

3-hydroxy-9-(5-methyl-1,1-dioxo-[1,2,5]thiadiazolidin-2-yl)-7-(4-methyl-piperazin-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidine-2-carboxylic acid 4-fluoro-benzylamide

Synonyms:3-hydroxy-9-(5-methyl-1,1-dioxo-[1,2,5]thiadiazolidin-2-yl)-7-(4-methyl-piperazin-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidine-2-carboxylic acid 4-fluoro-benzylamide

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Chemical Property of 3-hydroxy-9-(5-methyl-1,1-dioxo-[1,2,5]thiadiazolidin-2-yl)-7-(4-methyl-piperazin-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidine-2-carboxylic acid 4-fluoro-benzylamide

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Technology Process of 3-hydroxy-9-(5-methyl-1,1-dioxo-[1,2,5]thiadiazolidin-2-yl)-7-(4-methyl-piperazin-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidine-2-carboxylic acid 4-fluoro-benzylamide

There total 4 articles about 3-hydroxy-9-(5-methyl-1,1-dioxo-[1,2,5]thiadiazolidin-2-yl)-7-(4-methyl-piperazin-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidine-2-carboxylic acid 4-fluoro-benzylamide 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: 39.0%

: 1355028-18-0
trifluoroacetate 4-[3-hydroxy-2-methoxycarbonyl-9-(5-methyl-1,1-dioxo-[1,2,5]thiadiazolidin-2-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-7-yl]-1-methyl-piperazin-1-ium

: 140-75-0
para-fluorobenzylamine

: 1254300-93-0
3-hydroxy-9-(5-methyl-1,1-dioxo-[1,2,5]thiadiazolidin-2-yl)-7-(4-methyl-piperazin-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidine-2-carboxylic acid 4-fluoro-benzylamide

Guidance literature:: In methanol; for 15h; Reflux;

Reference yield:

: 1254300-84-9
methyl 3-(benzyloxy)-7-bromo-9-iodo-4-oxo-4H-pyrido[1,2-a]pyrimidine-2-carboxylate

: 1254300-93-0
3-hydroxy-9-(5-methyl-1,1-dioxo-[1,2,5]thiadiazolidin-2-yl)-7-(4-methyl-piperazin-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidine-2-carboxylic acid 4-fluoro-benzylamide

Guidance literature:: Multi-step reaction with 4 steps

1: caesium carbonate / 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾ / 1,4-dioxane / 6 h / 80 °C

2: caesium carbonate / 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾ / 1,4-dioxane / 15 h / 90 °C

3: 5 h / 70 °C

4: methanol / 15 h / Reflux

With caesium carbonate; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; In 1,4-dioxane; methanol;

Reference yield:

: 1254301-12-6
3-benzyloxy-7-bromo-9-(5-methyl-1,1-dioxo-[1,2,5]thiadiazolidin-2-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidine-2-carboxylic acid methyl ester

: 1254300-93-0
3-hydroxy-9-(5-methyl-1,1-dioxo-[1,2,5]thiadiazolidin-2-yl)-7-(4-methyl-piperazin-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidine-2-carboxylic acid 4-fluoro-benzylamide

Guidance literature:: Multi-step reaction with 3 steps

1: caesium carbonate / 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾ / 1,4-dioxane / 15 h / 90 °C

2: 5 h / 70 °C

3: methanol / 15 h / Reflux

With caesium carbonate; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; In 1,4-dioxane; methanol;