ethyl 1-(benzyloxy)-6-bromo-4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylate

Base Information

Chemical Name:ethyl 1-(benzyloxy)-6-bromo-4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylate
CAS No.:1003931-57-4
Molecular Formula:C₁₈H₁₅BrN₂O₅
Molecular Weight:419.231
Hs Code.:

Synonyms:ethyl 1-(benzyloxy)-6-bromo-4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylate

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Chemical Property of ethyl 1-(benzyloxy)-6-bromo-4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylate

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Technology Process of ethyl 1-(benzyloxy)-6-bromo-4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylate

There total 3 articles about ethyl 1-(benzyloxy)-6-bromo-4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylate 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:

: 1003931-54-1
methyl 2-[(benzyloxy)(3-ethoxy-3-oxopropanoyl)amino]-5-bromonicotinate

: 1003931-57-4
ethyl 1-(benzyloxy)-6-bromo-4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylate

Guidance literature:: methyl 2-[(benzyloxy)(3-ethoxy-3-oxopropanoyl)amino]-5-bromonicotinate; With sodium ethanolate; In ethanol; for 18h;

With hydrogenchloride; In ethanol; water; for 0.25h; pH=4;

Reference yield:

: 1003931-51-8
methyl 2-((benzyloxy)amino)-5-bromonicotinoate

: 1003931-57-4
ethyl 1-(benzyloxy)-6-bromo-4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1.1: triethylamine / dichloromethane / 1 h

2.1: sodium ethanolate / ethanol / 18 h

2.2: 0.25 h / pH 4

With sodium ethanolate; triethylamine; In ethanol; dichloromethane;

Reference yield:

: 78686-79-0
methyl 2-chloro-5-bromonicotinate

: 1003931-57-4
ethyl 1-(benzyloxy)-6-bromo-4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1.1: 110 °C

1.2: pH 4 / Acidic aqueous solution

2.1: triethylamine / dichloromethane / 1 h

3.1: sodium ethanolate / ethanol / 18 h

3.2: 0.25 h / pH 4

With sodium ethanolate; triethylamine; In ethanol; dichloromethane;