4-{ethyl-[2-(4-methoxy-2-methyl-phenylamino)-6-methyl-3-nitro-pyridin-4-yl]-amino}-butyronitrile

Base Information

• Chemical Name: 4-{ethyl-[2-(4-methoxy-2-methyl-phenylamino)-6-methyl-3-nitro-pyridin-4-yl]-amino}-butyronitrile
• CAS No.: 856698-75-4
• Molecular Formula: C₂₀H₂₅N₅O₃
• Molecular Weight: 383.45

Synonyms:4-{ethyl-[2-(4-methoxy-2-methyl-phenylamino)-6-methyl-3-nitro-pyridin-4-yl]-amino}-butyronitrile

Chemical Property of 4-{ethyl-[2-(4-methoxy-2-methyl-phenylamino)-6-methyl-3-nitro-pyridin-4-yl]-amino}-butyronitrile

Chemical Property:

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Technology Process of 4-{ethyl-[2-(4-methoxy-2-methyl-phenylamino)-6-methyl-3-nitro-pyridin-4-yl]-amino}-butyronitrile

There total 3 articles about 4-{ethyl-[2-(4-methoxy-2-methyl-phenylamino)-6-methyl-3-nitro-pyridin-4-yl]-amino}-butyronitrile 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:

4-hydroxy-6-methyl-3-nitro-2(1H)-pyridinone (4966-90-9) → 4-{ethyl-[2-(4-methoxy-2-methyl-phenylamino)-6-methyl-3-nitro-pyridin-4-yl]-amino}-butyronitrile (856698-75-4)

Guidance literature:

Multi-step reaction with 4 steps

1.1: cyclohexylamine / methanol / 0.67 h / 20 °C

1.2: POCl₃ / 80 h / 20 °C

2.1: DIEA / acetonitrile / Heating

3.1: POCl₃ / Heating

4.1: 130 °C

With cyclohexylamine; N-ethyl-N,N-diisopropylamine; trichlorophosphate; In methanol; acetonitrile;

DOI:10.1021/jm049737f

Reference yield:

4-chloro-6-methyl-3-nitro-2-pyridone (95835-64-6) → 4-{ethyl-[2-(4-methoxy-2-methyl-phenylamino)-6-methyl-3-nitro-pyridin-4-yl]-amino}-butyronitrile (856698-75-4)

Guidance literature:

Multi-step reaction with 3 steps

1: DIEA / acetonitrile / Heating

2: POCl₃ / Heating

3: 130 °C

With N-ethyl-N,N-diisopropylamine; trichlorophosphate; In acetonitrile;

DOI:10.1021/jm049737f

Reference yield:

4-[ethyl-(6-methyl-3-nitro-2-oxo-1,2-dihydro-pyridin-4-yl)-amino]-butyronitrile → 4-{ethyl-[2-(4-methoxy-2-methyl-phenylamino)-6-methyl-3-nitro-pyridin-4-yl]-amino}-butyronitrile (856698-75-4)

Guidance literature:

Multi-step reaction with 2 steps

1: POCl₃ / Heating

2: 130 °C

With trichlorophosphate;

DOI:10.1021/jm049737f

upstream raw materials:

4-hydroxy-6-methyl-3-nitro-2(1H)-pyridinone

4-chloro-6-methyl-3-nitro-2-pyridone

Downstream raw materials:

[{4-[(3-cyano-propyl)-ethyl-amino]-6-methyl-3-nitro-pyridin-2-yl}-(4-methoxy-2-methyl-phenyl)-amino]-acetic acid ethyl ester

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