1-(4-cyano-5-(1-ethyl-7-(methylamino)-2-oxo-1,2-dihydro-1,6-naphthyridin-3-yl)-2-fluorophenyl)-3-phenylurea

Base Information

Chemical Name:1-(4-cyano-5-(1-ethyl-7-(methylamino)-2-oxo-1,2-dihydro-1,6-naphthyridin-3-yl)-2-fluorophenyl)-3-phenylurea
CAS No.:1442473-74-6
Molecular Formula:C₂₅H₂₁FN₆O₂
Molecular Weight:456.479
Hs Code.:

Synonyms:1-(4-cyano-5-(1-ethyl-7-(methylamino)-2-oxo-1,2-dihydro-1,6-naphthyridin-3-yl)-2-fluorophenyl)-3-phenylurea

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Chemical Property of 1-(4-cyano-5-(1-ethyl-7-(methylamino)-2-oxo-1,2-dihydro-1,6-naphthyridin-3-yl)-2-fluorophenyl)-3-phenylurea

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Technology Process of 1-(4-cyano-5-(1-ethyl-7-(methylamino)-2-oxo-1,2-dihydro-1,6-naphthyridin-3-yl)-2-fluorophenyl)-3-phenylurea

There total 13 articles about 1-(4-cyano-5-(1-ethyl-7-(methylamino)-2-oxo-1,2-dihydro-1,6-naphthyridin-3-yl)-2-fluorophenyl)-3-phenylurea 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: 16.0%

: 1442473-73-5
4-amino-2-(1-ethyl-7-(methylamino)-2-oxo-1,2-dihydro-1,6-naphthyridin-3-yl)-5-fluorobenzonitrile

: 103-71-9
phenyl isocyanate

: 1442473-74-6
1-(4-cyano-5-(1-ethyl-7-(methylamino)-2-oxo-1,2-dihydro-1,6-naphthyridin-3-yl)-2-fluorophenyl)-3-phenylurea

Guidance literature:: 4-amino-2-(1-ethyl-7-(methylamino)-2-oxo-1,2-dihydro-1,6-naphthyridin-3-yl)-5-fluorobenzonitrile; With n-butyllithium; In dichloromethane; at -70 - -60 ℃; for 0.666667h;

phenyl isocyanate; In dichloromethane; at 20 ℃; for 12h;

Reference yield:

: 1012879-19-4
ethyl 2-(5-amino-2-cyano-4-fluorophenyl)acetate

: 1442473-74-6
1-(4-cyano-5-(1-ethyl-7-(methylamino)-2-oxo-1,2-dihydro-1,6-naphthyridin-3-yl)-2-fluorophenyl)-3-phenylurea

Guidance literature:: Multi-step reaction with 3 steps

1.1: caesium carbonate / N,N-dimethyl-formamide / 1 h / 20 °C

2.1: 24 h / 120 °C

3.1: n-butyllithium / dichloromethane / 0.67 h / -60 °C

3.2: 12 h / 20 °C

With n-butyllithium; caesium carbonate; In dichloromethane; N,N-dimethyl-formamide;

Reference yield:

: 1442473-72-4
4-amino-2-(7-chloro-1-ethyl-2-oxo-1,2-dihydro-1,6-naphthyridin-3-yl)-5-fluorobenzonitrile

: 1442473-74-6
1-(4-cyano-5-(1-ethyl-7-(methylamino)-2-oxo-1,2-dihydro-1,6-naphthyridin-3-yl)-2-fluorophenyl)-3-phenylurea

Guidance literature:: Multi-step reaction with 2 steps

1.1: 24 h / 120 °C

2.1: n-butyllithium / dichloromethane / 0.67 h / -60 °C

2.2: 12 h / 20 °C

With n-butyllithium; In dichloromethane;