6,7,8,9-Tetrahydro-1,4-bis(4-methoxyphenyl)benzophthalazine

Base Information

• Chemical Name: 6,7,8,9-Tetrahydro-1,4-bis(4-methoxyphenyl)benzophthalazine
• CAS No.: 135033-33-9
• Molecular Formula: C₂₆H₂₄N₂O₂
• Molecular Weight: 396.489

Synonyms:6,7,8,9-Tetrahydro-1,4-bis(4-methoxyphenyl)benzophthalazine

Chemical Property of 6,7,8,9-Tetrahydro-1,4-bis(4-methoxyphenyl)benzophthalazine

Chemical Property:

Purity/Quality:

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Technology Process of 6,7,8,9-Tetrahydro-1,4-bis(4-methoxyphenyl)benzophthalazine

There total 3 articles about 6,7,8,9-Tetrahydro-1,4-bis(4-methoxyphenyl)benzophthalazine 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: 96.0%

5a,6,7,8,9,9a-Hexahydro-1,4-bis(4-methoxyphenyl)-9a-pyrrolidinobenzophthalazine (135033-27-1) → 6,7,8,9-Tetrahydro-1,4-bis(4-methoxyphenyl)benzophthalazine (135033-33-9)

Guidance literature:

With trifluoroacetic acid; In toluene; for 1h; Heating;

DOI:10.1016/S0040-4020(01)86436-X

Reference yield:

1,4-bis-(4-methoxy-phenyl)-pyridazino[4,5-d]pyridazine (66645-92-9) → 6,7,8,9-Tetrahydro-1,4-bis(4-methoxyphenyl)benzophthalazine (135033-33-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 90 percent / ethanol / 5 h / Heating

2: 96 percent / CF₃CO₂H / toluene / 1 h / Heating

With trifluoroacetic acid; In ethanol; toluene;

DOI:10.1016/S0040-4020(01)86436-X

Reference yield:

1-(1-Cyclohexen-1-yl)pyrrolidine (1125-99-1) → 6,7,8,9-Tetrahydro-1,4-bis(4-methoxyphenyl)benzophthalazine (135033-33-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 90 percent / ethanol / 5 h / Heating

2: 96 percent / CF₃CO₂H / toluene / 1 h / Heating

With trifluoroacetic acid; In ethanol; toluene;

DOI:10.1016/S0040-4020(01)86436-X

upstream raw materials:

5a,6,7,8,9,9a-Hexahydro-1,4-bis(4-methoxyphenyl)-9a-pyrrolidinobenzophthalazine

1-(1-Cyclohexen-1-yl)pyrrolidine

1,4-bis-(4-methoxy-phenyl)-pyridazino[4,5-d]pyridazine

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