4-Amino-5-cyan-6-oxo-1-phenyl-1,6-dihydro-pyridazin-3-carbonsaeureethylester

Base Information

• Chemical Name: 4-Amino-5-cyan-6-oxo-1-phenyl-1,6-dihydro-pyridazin-3-carbonsaeureethylester
• CAS No.: 82754-64-1
• Molecular Formula: C₁₄H₁₂N₄O₃
• Molecular Weight: 284.274

Synonyms:4-Amino-5-cyan-6-oxo-1-phenyl-1,6-dihydro-pyridazin-3-carbonsaeureethylester

Chemical Property of 4-Amino-5-cyan-6-oxo-1-phenyl-1,6-dihydro-pyridazin-3-carbonsaeureethylester

Chemical Property:

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Technology Process of 4-Amino-5-cyan-6-oxo-1-phenyl-1,6-dihydro-pyridazin-3-carbonsaeureethylester

There total 4 articles about 4-Amino-5-cyan-6-oxo-1-phenyl-1,6-dihydro-pyridazin-3-carbonsaeureethylester 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: 90.0%

diethyl 3-amino-2-cyano-4-phenylhydrazono-2-pentene-1,5-dicarboxylate (82754-63-0) → 4-Amino-5-cyan-6-oxo-1-phenyl-1,6-dihydro-pyridazin-3-carbonsaeureethylester (82754-64-1)

Guidance literature:

at 180 ℃; for 0.25h;

Reference yield:

diethyl 3-amino-2-cyano-2-pentene-1,5-dicarboxylate (89779-30-6) → 4-Amino-5-cyan-6-oxo-1-phenyl-1,6-dihydro-pyridazin-3-carbonsaeureethylester (82754-64-1)

Guidance literature:

Multi-step reaction with 2 steps

1: 80 percent / sodium acetate / ethanol / 0.25 h / Ambient temperature

2: 65 percent / sodium hydroxide / ethanol; H₂O / 0.5 h / Heating

With sodium hydroxide; sodium acetate; In ethanol; water;

DOI:10.1055/s-1982-29850

Reference yield:

benzene diazonium chloride (100-34-5) → 4-Amino-5-cyan-6-oxo-1-phenyl-1,6-dihydro-pyridazin-3-carbonsaeureethylester (82754-64-1)

Guidance literature:

Multi-step reaction with 2 steps

1: 80 percent / sodium acetate / ethanol / 0.25 h / Ambient temperature

2: 65 percent / sodium hydroxide / ethanol; H₂O / 0.5 h / Heating

With sodium hydroxide; sodium acetate; In ethanol; water;

DOI:10.1055/s-1982-29850

upstream raw materials:

diethyl 3-amino-2-cyano-4-phenylhydrazono-2-pentene-1,5-dicarboxylate

diethyl 3-amino-2-cyano-2-pentene-1,5-dicarboxylate

benzene diazonium chloride

Downstream raw materials:

4-amino-5-cyano-6-oxo-1-phenyl-3-phenylhydrazinocarbonyl-1,6-dihydropyridazine

4-amino-5-aminohydroxyiminomethyl-3-ethoxycarbonyl-6-oxo-1-phenyl-1,6-dihydropyridazine

3-Amino-4-oxo-5-phenyl-4,5-dihydro-isoxazolo[4,5-d]pyridazine-7-carboxylic acid ethyl ester

4-amino-5-cyano-3-hydrazinocarbonyl-6-oxo-1-phenyl-1,6-dihydropyridazine

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