7-amino-8-ethyl-5-oxo-2-[4-(3-pyridin-3-ylmethylureido)phenyl]-5,8-dihydro-pyrido[2,3-d]pyrimidine-6-carboxylic acid methylamide

Base Information

Chemical Name:7-amino-8-ethyl-5-oxo-2-[4-(3-pyridin-3-ylmethylureido)phenyl]-5,8-dihydro-pyrido[2,3-d]pyrimidine-6-carboxylic acid methylamide
CAS No.:1204536-82-2
Molecular Formula:C₂₄H₂₄N₈O₃
Molecular Weight:472.506
Hs Code.:

Synonyms:7-amino-8-ethyl-5-oxo-2-[4-(3-pyridin-3-ylmethylureido)phenyl]-5,8-dihydro-pyrido[2,3-d]pyrimidine-6-carboxylic acid methylamide

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Chemical Property of 7-amino-8-ethyl-5-oxo-2-[4-(3-pyridin-3-ylmethylureido)phenyl]-5,8-dihydro-pyrido[2,3-d]pyrimidine-6-carboxylic acid methylamide

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Technology Process of 7-amino-8-ethyl-5-oxo-2-[4-(3-pyridin-3-ylmethylureido)phenyl]-5,8-dihydro-pyrido[2,3-d]pyrimidine-6-carboxylic acid methylamide

There total 8 articles about 7-amino-8-ethyl-5-oxo-2-[4-(3-pyridin-3-ylmethylureido)phenyl]-5,8-dihydro-pyrido[2,3-d]pyrimidine-6-carboxylic acid methylamide 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: 92.0%

: 874298-23-4
1-(pyridinyl-3-yl)methyl-3-[4-(4,4,5,5-tetramethyl[1,3,2]dioxaborolan-2-yl)phenyl]urea

: 1204536-84-4
7-Amino-2-chloro-8-ethyl-5-oxo-5,8-dihydropyrido[2,3-d]pyrimidine-6-carboxylic Acid Methylamide

: 1204536-82-2
7-amino-8-ethyl-5-oxo-2-[4-(3-pyridin-3-ylmethylureido)phenyl]-5,8-dihydro-pyrido[2,3-d]pyrimidine-6-carboxylic acid methylamide

Guidance literature:: With sodium carbonate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrahydrofuran; water; for 4h; Inert atmosphere; Reflux;

Reference yield:

: 23945-44-0
2,4-dihydroxypyrimidine-5-carboxylic acid

: 1204536-82-2
7-amino-8-ethyl-5-oxo-2-[4-(3-pyridin-3-ylmethylureido)phenyl]-5,8-dihydro-pyrido[2,3-d]pyrimidine-6-carboxylic acid methylamide

Guidance literature:: Multi-step reaction with 7 steps

1.1: phosphorus pentachloride; trichlorophosphate / 16 h / 0 °C / Inert atmosphere; Reflux

2.1: tetrahydrofuran / 0.17 h / 20 °C / Inert atmosphere

3.1: triethylamine / tetrahydrofuran / 16 h / 20 °C / Inert atmosphere

4.1: water; lithium hydroxide monohydrate / tetrahydrofuran / 24 h / 20 °C

5.1: triethylamine; trifluoro-[1,3,5]triazine / dichloromethane / 16 h / 20 °C / Inert atmosphere

6.1: sodium hydride / N,N-dimethyl-formamide / 1.25 h / 0 - 20 °C / Inert atmosphere

6.2: 2 h / 0 - 20 °C

6.3: 2 h / 20 °C

7.1: sodium carbonate / tetrakis(triphenylphosphine) palladium⁽⁰⁾ / water; tetrahydrofuran / 4 h / Inert atmosphere; Reflux

With trifluoro-[1,3,5]triazine; lithium hydroxide monohydrate; phosphorus pentachloride; water; sodium hydride; sodium carbonate; triethylamine; trichlorophosphate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrahydrofuran; dichloromethane; water; N,N-dimethyl-formamide;

Reference yield:

: 3731-52-0
3-Aminomethylpyridine

: 1204536-82-2
7-amino-8-ethyl-5-oxo-2-[4-(3-pyridin-3-ylmethylureido)phenyl]-5,8-dihydro-pyrido[2,3-d]pyrimidine-6-carboxylic acid methylamide

Guidance literature:: Multi-step reaction with 2 steps

1.1: tetrahydrofuran / 1 h / 0 - 5 °C

1.2: 20 h / 0 - 20 °C

2.1: sodium carbonate / tetrakis(triphenylphosphine) palladium⁽⁰⁾ / water; tetrahydrofuran / 4 h / Inert atmosphere; Reflux

With sodium carbonate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrahydrofuran; water;