ethyl 2-amino-6-methyl-5-oxo-4-phenyl-5,6-dihydro-4H-pyrano[3,2-c]quinoline-3-carboxylate

Base Information

• Chemical Name: ethyl 2-amino-6-methyl-5-oxo-4-phenyl-5,6-dihydro-4H-pyrano[3,2-c]quinoline-3-carboxylate
• CAS No.: 119825-15-9
• Molecular Formula: C₂₂H₂₀N₂O₄
• Molecular Weight: 376.412

Synonyms:ethyl 2-amino-6-methyl-5-oxo-4-phenyl-5,6-dihydro-4H-pyrano[3,2-c]quinoline-3-carboxylate

Chemical Property of ethyl 2-amino-6-methyl-5-oxo-4-phenyl-5,6-dihydro-4H-pyrano[3,2-c]quinoline-3-carboxylate

Chemical Property:

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Technology Process of ethyl 2-amino-6-methyl-5-oxo-4-phenyl-5,6-dihydro-4H-pyrano[3,2-c]quinoline-3-carboxylate

There total 4 articles about ethyl 2-amino-6-methyl-5-oxo-4-phenyl-5,6-dihydro-4H-pyrano[3,2-c]quinoline-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: 91.0%

1-methyl-1H-quinoline-2,4-dione (61469-95-2) + benzaldehyde (100-52-7) + ethyl 2-cyanoacetate (105-56-6) → ethyl 2-amino-6-methyl-5-oxo-4-phenyl-5,6-dihydro-4H-pyrano[3,2-c]quinoline-3-carboxylate (119825-15-9)

Guidance literature:

With 2,3,4,5,7,8,9,10-octahydropyrimido[1,2-a]azepin-1-ium acetate; at 100 ℃; for 0.3h; Ionic liquid;

DOI:10.1002/jhet.2506

Reference yield: 85.0%

4-hydroxy-1-methyl-2(1H)-quinolone (1677-46-9) + (Z)-ethyl 2-cyano-3-phenylacrylate (14533-87-0) → ethyl 2-amino-6-methyl-5-oxo-4-phenyl-5,6-dihydro-4H-pyrano[3,2-c]quinoline-3-carboxylate (119825-15-9)

Guidance literature:

With piperidine; In ethanol; for 2h; Heating;

Reference yield:

4-hydroxy-1-methyl-2(1H)-quinolone (1677-46-9) + ethyl benzylidenecyanoacetate (2025-40-3) → ethyl 2-amino-6-methyl-5-oxo-4-phenyl-5,6-dihydro-4H-pyrano[3,2-c]quinoline-3-carboxylate (119825-15-9)

Guidance literature:

With dmap; In ethanol; water; for 2h; Reflux;

DOI:10.1016/j.cclet.2013.12.010

upstream raw materials:

4-hydroxy-1-methyl-2(1H)-quinolone

(Z)-ethyl 2-cyano-3-phenylacrylate

ethyl benzylidenecyanoacetate

benzaldehyde

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