5-imino-5,6,7,8-tetrahydro-6-(4-methoxyphenyl)-3,4-diphenylpyrimido[4,5-c]pyridazine-7-thione

Base Information

• Chemical Name: 5-imino-5,6,7,8-tetrahydro-6-(4-methoxyphenyl)-3,4-diphenylpyrimido[4,5-c]pyridazine-7-thione
• CAS No.: 750588-28-4
• Molecular Formula: C₂₅H₁₉N₅OS
• Molecular Weight: 437.525

Synonyms:5-imino-5,6,7,8-tetrahydro-6-(4-methoxyphenyl)-3,4-diphenylpyrimido[4,5-c]pyridazine-7-thione

Chemical Property of 5-imino-5,6,7,8-tetrahydro-6-(4-methoxyphenyl)-3,4-diphenylpyrimido[4,5-c]pyridazine-7-thione

Chemical Property:

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Technology Process of 5-imino-5,6,7,8-tetrahydro-6-(4-methoxyphenyl)-3,4-diphenylpyrimido[4,5-c]pyridazine-7-thione

There total 2 articles about 5-imino-5,6,7,8-tetrahydro-6-(4-methoxyphenyl)-3,4-diphenylpyrimido[4,5-c]pyridazine-7-thione 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: 73.0%

4-methoxy-aniline (104-94-9) + (5,6-diphenyl-4-cyanopyridazin-3-yl)isothiocyanate (750588-07-9) → 5-imino-5,6,7,8-tetrahydro-6-(4-methoxyphenyl)-3,4-diphenylpyrimido[4,5-c]pyridazine-7-thione (750588-28-4)

Guidance literature:

In ethanol; Heating;

DOI:10.1007/s00706-003-0078-1

Reference yield:

3-chloro-5,6-diphenylpyridazine-4-carbonitrile (94011-79-7) → 5-imino-5,6,7,8-tetrahydro-6-(4-methoxyphenyl)-3,4-diphenylpyrimido[4,5-c]pyridazine-7-thione (750588-28-4)

Guidance literature:

Multi-step reaction with 2 steps

1: 82 percent / acetic acid / 20 °C

2: 73 percent / ethanol / Heating

In ethanol; acetic acid;

DOI:10.1007/s00706-003-0078-1

Reference yield: 72.0%

5-imino-5,6,7,8-tetrahydro-6-(4-methoxyphenyl)-3,4-diphenylpyrimido[4,5-c]pyridazine-7-thione (750588-28-4) → 5,6-dihydro-3,4-diphenyl-7-hydrazino-5-imino-6-(4-methoxyphenyl)pyrimido[4,5-c]pyridazine

Guidance literature:

With hydrazine hydrate; In ethanol; for 7h; Heating;

DOI:10.1007/s00706-003-0078-1

upstream raw materials:

4-methoxy-aniline

(5,6-diphenyl-4-cyanopyridazin-3-yl)isothiocyanate

3-chloro-5,6-diphenylpyridazine-4-carbonitrile

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