8-cyano-7-ethoxy-4-oxo-9-phenyl-3,4-dihydropyrido<3',2':4,5>thieno<3,2-d>-1,2,3-triazine

Base Information

• Chemical Name: 8-cyano-7-ethoxy-4-oxo-9-phenyl-3,4-dihydropyrido<3',2':4,5>thieno<3,2-d>-1,2,3-triazine
• CAS No.: 161893-29-4
• Molecular Formula: C₁₇H₁₁N₅O₂S
• Molecular Weight: 349.373

Synonyms:8-cyano-7-ethoxy-4-oxo-9-phenyl-3,4-dihydropyrido<3',2':4,5>thieno<3,2-d>-1,2,3-triazine

Chemical Property of 8-cyano-7-ethoxy-4-oxo-9-phenyl-3,4-dihydropyrido<3',2':4,5>thieno<3,2-d>-1,2,3-triazine

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Technology Process of 8-cyano-7-ethoxy-4-oxo-9-phenyl-3,4-dihydropyrido<3',2':4,5>thieno<3,2-d>-1,2,3-triazine

There total 1 articles about 8-cyano-7-ethoxy-4-oxo-9-phenyl-3,4-dihydropyrido<3',2':4,5>thieno<3,2-d>-1,2,3-triazine 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: 77.0%

3-Amino-5-cyano-6-ethoxy-4-phenyl-thieno[2,3-b]pyridine-2-carboxylic acid amide (146630-15-1) → 8-cyano-7-ethoxy-4-oxo-9-phenyl-3,4-dihydropyrido<3',2':4,5>thieno<3,2-d>-1,2,3-triazine (161893-29-4)

Guidance literature:

With sulfuric acid; sodium nitrite; In acetic acid; for 24h; Ambient temperature;

Reference yield: 80.0%

8-cyano-7-ethoxy-4-oxo-9-phenyl-3,4-dihydropyrido<3',2':4,5>thieno<3,2-d>-1,2,3-triazine (161893-29-4) + methyl iodide (74-88-4) → 8-cyano-7-ethoxy-3-methyl-4-oxo-9-phenyl-3,4-dihydropyrido<3',2':4,5>thieno<3,2-d>-1,2,3-triazine

Guidance literature:

With potassium hydroxide; In acetone; for 1.5h; Ambient temperature;

Reference yield: 36.0%

8-cyano-7-ethoxy-4-oxo-9-phenyl-3,4-dihydropyrido<3',2':4,5>thieno<3,2-d>-1,2,3-triazine (161893-29-4) → 4-Chloro-7-ethoxy-9-phenyl-pyrido[3',2':4,5]thieno[3,2-d][1,2,3]triazine-8-carbonitrile (161893-32-9) + 2-(3-amino-5-cyano-6-ethoxy-4-phenylthieno<2,3-b>pyridine-2-yl)-8-cyano-7-ethoxy-4-oxo-9-phenyl-3,4-dihydropyrido<3',2':4,5>thieno<3,2-d>-1,3-oxazine (161893-31-8)

Guidance literature:

With trichlorophosphate; In acetonitrile; for 6h; Heating;

upstream raw materials:

3-Amino-5-cyano-6-ethoxy-4-phenyl-thieno[2,3-b]pyridine-2-carboxylic acid amide

Downstream raw materials:

4-Chloro-7-ethoxy-9-phenyl-pyrido[3',2':4,5]thieno[3,2-d][1,2,3]triazine-8-carbonitrile

2-(3-amino-5-cyano-6-ethoxy-4-phenylthieno<2,3-b>pyridine-2-yl)-8-cyano-7-ethoxy-4-oxo-9-phenyl-3,4-dihydropyrido<3',2':4,5>thieno<3,2-d>-1,3-oxazine

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