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

Base Information

• Chemical Name: 2,4a-dimethyl-4-phenyl-3-ethoxycarbonyl-5-oxo-4a,5-dihydro-4H-indeno<1,2-b>pyridine
• CAS No.: 90787-08-9
• Molecular Formula: C₂₃H₂₁NO₃
• Molecular Weight: 359.425

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

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

Chemical Property:

Purity/Quality:

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

There total 4 articles about 2,4a-dimethyl-4-phenyl-3-ethoxycarbonyl-5-oxo-4a,5-dihydro-4H-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: 84.0%

ethyl α-acetyl-β-(2-methylindan-1,3-dione-2-yl)-β-phenylpropionate (94940-89-3) → 2,4a-dimethyl-4-phenyl-3-ethoxycarbonyl-5-oxo-4a,5-dihydro-4H-indeno<1,2-b>pyridine (90787-08-9) + 1-phenyl-2-ethoxycarbonyl-3-amino-9a-methyl-1,9a-dihydrofluorene-9-one (106237-18-7)

Guidance literature:

With ammonium acetate; In acetic acid; Product distribution; Heating; investigation of the influence of solvent polarity;

DOI:10.1016/S0040-4020(01)87375-0

Reference yield: 71.0%

2-Methyl-3-ethoxycarbonyl-4-phenyl-5-oxo-4,5-dihydro-1H-indeno<1,2-b>pyridine (26576-79-4) + methyl p-toluene sulfonate (80-48-8) → 2,4a-dimethyl-4-phenyl-3-ethoxycarbonyl-5-oxo-4a,5-dihydro-4H-indeno<1,2-b>pyridine (90787-08-9) + 1,2-dimethyl-3-ethoxycarbonyl-4-phenyl-5-oxo-4,5-dihydro-1H-indeno<1,2-b>pyridine (90787-01-2)

Guidance literature:

With potassium hydroxide; In acetone; Product distribution;

DOI:10.1007/BF00515648

Reference yield: 65.0%

2-Methyl-3-ethoxycarbonyl-4-phenyl-5-oxo-4,5-dihydro-1H-indeno<1,2-b>pyridine (26576-79-4) + dimethyl sulfate (77-78-1) → 2,4a-dimethyl-4-phenyl-3-ethoxycarbonyl-5-oxo-4a,5-dihydro-4H-indeno<1,2-b>pyridine (90787-08-9) + 1,2-dimethyl-3-ethoxycarbonyl-4-phenyl-5-oxo-4,5-dihydro-1H-indeno<1,2-b>pyridine (90787-01-2)

Guidance literature:

With potassium hydroxide; In acetone; Product distribution;

DOI:10.1007/BF00515648

upstream raw materials:

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

methyl p-toluene sulfonate

dimethyl sulfate

methyl iodide

Downstream raw materials:

2-methyl-3-ethoxycarbonyl-4-phenyl-5-oxoindeno<1,2-b>pyridine oxime

2,4a-Dimethyl-4-phenyl-5-oxo-4a,5-dihydro-4H-indeno<1,2-b>pyridine-3-carboxylic Acid

2,4a-Dimethyl-3-ethoxycarbonyl-4-phenyl-5-oxo-4,4a,5,9b-tetrahydro-1H-indeno<1,2-b>pyridine

2,4a-Dimethyl-3-ethoxycarbonyl-5-hydroxy-4-phenyl-4,4a,5,9b-tetrahydro-1H-indeno<1,2-b>pyridine

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