2-Methyl-3-ethoxycarbonyl-4-phenyl-5-oxo-4,5-dihydro-1H-indeno<1,2-b>pyridine

Base Information

• Chemical Name: 2-Methyl-3-ethoxycarbonyl-4-phenyl-5-oxo-4,5-dihydro-1H-indeno<1,2-b>pyridine
• CAS No.: 26576-79-4
• Molecular Formula: C₂₂H₁₉NO₃
• Molecular Weight: 345.398

Synonyms:2-Methyl-3-ethoxycarbonyl-4-phenyl-5-oxo-4,5-dihydro-1H-indeno<1,2-b>pyridine

Chemical Property of 2-Methyl-3-ethoxycarbonyl-4-phenyl-5-oxo-4,5-dihydro-1H-indeno<1,2-b>pyridine

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Technology Process of 2-Methyl-3-ethoxycarbonyl-4-phenyl-5-oxo-4,5-dihydro-1H-indeno<1,2-b>pyridine

There total 4 articles about 2-Methyl-3-ethoxycarbonyl-4-phenyl-5-oxo-4,5-dihydro-1H-indeno<1,2-b>pyridine 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: 97.0%

1H-indene-1,3(2H)-dione (606-23-5) + ethyl acetoacetate (141-97-9) + benzaldehyde (100-52-7) → 2-Methyl-3-ethoxycarbonyl-4-phenyl-5-oxo-4,5-dihydro-1H-indeno<1,2-b>pyridine (26576-79-4)

Guidance literature:

With ammonium acetate; ytterbium(III) triflate; In ethanol; at 20 ℃; for 0.5h; Sonication;

Reference yield: 69.0%

1H-indene-1,3(2H)-dione (606-23-5) + ethyl acetoacetate (141-97-9) + benzaldehyde (100-52-7) → ethyl 1,3-dihydro-2',3'-dihydro-6'-methyl-1,3-dioxo-2',4'-diphenylspiro[indene-2,3'-4'H-pyridine]-5'-carboxylate (1354199-76-0) + 2-Methyl-3-ethoxycarbonyl-4-phenyl-5-oxo-4,5-dihydro-1H-indeno<1,2-b>pyridine (26576-79-4)

Guidance literature:

With ammonium acetate; iodine; In ethanol; at 20 ℃;

DOI:10.1016/j.jfluchem.2011.09.006

Reference yield:

ethyl aminocrotonate (626-34-6,7318-00-5,41867-20-3) + 2-benzylidene-indan-1,3-dione (5381-33-9) → 2-Methyl-3-ethoxycarbonyl-4-phenyl-5-oxo-4,5-dihydro-1H-indeno<1,2-b>pyridine (26576-79-4)

Guidance literature:

With acetic acid;

DOI:10.1039/jr9490002134

upstream raw materials:

ethyl aminocrotonate

2-benzylidene-indan-1,3-dione

1H-indene-1,3(2H)-dione

ethyl acetoacetate

Downstream raw materials:

2,4a-dimethyl-4-phenyl-3-ethoxycarbonyl-5-oxo-4a,5-dihydro-4H-indeno<1,2-b>pyridine

1,2-dimethyl-3-ethoxycarbonyl-4-phenyl-5-oxo-4,5-dihydro-1H-indeno<1,2-b>pyridine

2-Methyl-3-ethoxycarbonyl-4-phenyl-5-thioxo-1H-4,5-dihydroindeno<1,2-b>pyridine

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