3-<α-(o-Chlorophenyldiazenyl)hydrazinocarbonylmethylene>-2-oxo-1,2,3,4-tetrahydroquinoxaline hydrazinium salt

Base Information

• Chemical Name: 3-<α-(o-Chlorophenyldiazenyl)hydrazinocarbonylmethylene>-2-oxo-1,2,3,4-tetrahydroquinoxaline hydrazinium salt
• CAS No.: 106157-71-5
• Molecular Formula: C₁₆H₁₃ClN₆O₂*H₄N₂
• Molecular Weight: 388.816

Synonyms:3-<α-(o-Chlorophenyldiazenyl)hydrazinocarbonylmethylene>-2-oxo-1,2,3,4-tetrahydroquinoxaline hydrazinium salt

Chemical Property of 3-<α-(o-Chlorophenyldiazenyl)hydrazinocarbonylmethylene>-2-oxo-1,2,3,4-tetrahydroquinoxaline hydrazinium salt

Chemical Property:

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Technology Process of 3-<α-(o-Chlorophenyldiazenyl)hydrazinocarbonylmethylene>-2-oxo-1,2,3,4-tetrahydroquinoxaline hydrazinium salt

There total 3 articles about 3-<α-(o-Chlorophenyldiazenyl)hydrazinocarbonylmethylene>-2-oxo-1,2,3,4-tetrahydroquinoxaline hydrazinium salt 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: 98.0%

3-<α-(o-Chlorophenyldiazenyl)methoxycarbonylmethylene>-2-oxo-1,2,3,4-tetrahydroquinoxaline (106157-65-7,108362-16-9) → 3-<α-(o-Chlorophenyldiazenyl)hydrazinocarbonylmethylene>-2-oxo-1,2,3,4-tetrahydroquinoxaline hydrazinium salt (106157-71-5)

Guidance literature:

With hydrazine hydrate; In ethanol; for 3h; Heating;

DOI:10.1002/jhet.5570220647

Reference yield:

2-chloroaniline hydrochloride (137-04-2) → 3-<α-(o-Chlorophenyldiazenyl)hydrazinocarbonylmethylene>-2-oxo-1,2,3,4-tetrahydroquinoxaline hydrazinium salt (106157-71-5)

Guidance literature:

Multi-step reaction with 2 steps

1: 1) NaNO₂, 10percent aq. HCl / 1) H₂O, 0 deg C; 2) CH₃COOH, 0 deg C, 10 min, heating, 30 min

2: 98 percent / N₂H₄*H₂O / ethanol / 3 h / Heating

With hydrogenchloride; hydrazine hydrate; sodium nitrite; In ethanol;

DOI:10.1002/jhet.5570220647

Reference yield:

3-methoxycarbonylmethylene-2-oxo-1,2,3,4-tetrahydroquinoxaline (33350-84-4) → 3-<α-(o-Chlorophenyldiazenyl)hydrazinocarbonylmethylene>-2-oxo-1,2,3,4-tetrahydroquinoxaline hydrazinium salt (106157-71-5)

Guidance literature:

Multi-step reaction with 2 steps

1: 1) NaNO₂, 10percent aq. HCl / 1) H₂O, 0 deg C; 2) CH₃COOH, 0 deg C, 10 min, heating, 30 min

2: 98 percent / N₂H₄*H₂O / ethanol / 3 h / Heating

With hydrogenchloride; hydrazine hydrate; sodium nitrite; In ethanol;

DOI:10.1002/jhet.5570220647

upstream raw materials:

3-<α-(o-Chlorophenyldiazenyl)methoxycarbonylmethylene>-2-oxo-1,2,3,4-tetrahydroquinoxaline

2-chloroaniline hydrochloride

3-methoxycarbonylmethylene-2-oxo-1,2,3,4-tetrahydroquinoxaline

Downstream raw materials:

1-(o-Chlorophenyl)-3-(3-oxo-3,4-dihydroquinoxalin-2-yl)-4,5-dihydro-1H-1,2,4-triazol-5-one

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