3,4-dihydro-3,3-dimethyl-13-(4-bromophenyl)-2H-indazolo[2,1-b]phthalazine-1,6,11(13H)-trione

Base Information

• Chemical Name: 3,4-dihydro-3,3-dimethyl-13-(4-bromophenyl)-2H-indazolo[2,1-b]phthalazine-1,6,11(13H)-trione
• CAS No.: 1017238-95-7
• Molecular Formula: C₂₃H₁₉BrN₂O₃
• Molecular Weight: 451.319

Synonyms:3,4-dihydro-3,3-dimethyl-13-(4-bromophenyl)-2H-indazolo[2,1-b]phthalazine-1,6,11(13H)-trione

Chemical Property of 3,4-dihydro-3,3-dimethyl-13-(4-bromophenyl)-2H-indazolo[2,1-b]phthalazine-1,6,11(13H)-trione

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Technology Process of 3,4-dihydro-3,3-dimethyl-13-(4-bromophenyl)-2H-indazolo[2,1-b]phthalazine-1,6,11(13H)-trione

There total 6 articles about 3,4-dihydro-3,3-dimethyl-13-(4-bromophenyl)-2H-indazolo[2,1-b]phthalazine-1,6,11(13H)-trione 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%

2,3-dihydrophthalazine-1,4-dione (1445-69-8) + dimedone (126-81-8) + 4-bromo-benzaldehyde (1122-91-4) → 3,4-dihydro-3,3-dimethyl-13-(4-bromophenyl)-2H-indazolo[2,1-b]phthalazine-1,6,11(13H)-trione (1017238-95-7)

Guidance literature:

With N,N-diethyl-N-sulfoethanamminium hydrogen sulfate; In neat (no solvent); at 90 ℃; for 0.116667h;

DOI:10.1080/10426507.2016.1149853

Reference yield: 96.0%

phthalic anhydride (85-44-9) + dimedone (126-81-8) + 4-bromo-benzaldehyde (1122-91-4) → 3,4-dihydro-3,3-dimethyl-13-(4-bromophenyl)-2H-indazolo[2,1-b]phthalazine-1,6,11(13H)-trione (1017238-95-7)

Guidance literature:

With hydrazine hydrate; In neat (no solvent); at 80 ℃; for 0.416667h;

DOI:10.1039/c6ra06376d

Reference yield: 82.0%

phthalamide (88-96-0) + dimedone (126-81-8) + 4-bromo-benzaldehyde (1122-91-4) → 3,4-dihydro-3,3-dimethyl-13-(4-bromophenyl)-2H-indazolo[2,1-b]phthalazine-1,6,11(13H)-trione (1017238-95-7)

Guidance literature:

With Al-SBA-15-TPI/H₆P₂W₁₈O₆₂; In neat (no solvent); at 100 ℃; for 0.25h;

DOI:10.1039/c4dt03504f

upstream raw materials:

2,3-dihydrophthalazine-1,4-dione

dimedone

4-bromo-benzaldehyde

phthalic anhydride

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