2-benzyl-5-methyl-2,7-dihydro-4H-pyrazolo[3,4-d]pyrimidine-4,6(5H)-dione

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Chemical Name:2-benzyl-5-methyl-2,7-dihydro-4H-pyrazolo[3,4-d]pyrimidine-4,6(5H)-dione
CAS No.:36074-55-2
Molecular Formula:C₁₃H₁₂N₄O₂
Molecular Weight:256.264
Hs Code.:

Synonyms:2-benzyl-5-methyl-2,7-dihydro-4H-pyrazolo[3,4-d]pyrimidine-4,6(5H)-dione

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Chemical Property of 2-benzyl-5-methyl-2,7-dihydro-4H-pyrazolo[3,4-d]pyrimidine-4,6(5H)-dione

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Technology Process of 2-benzyl-5-methyl-2,7-dihydro-4H-pyrazolo[3,4-d]pyrimidine-4,6(5H)-dione

There total 6 articles about 2-benzyl-5-methyl-2,7-dihydro-4H-pyrazolo[3,4-d]pyrimidine-4,6(5H)-dione 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: 94.0%

: 2-benzyl-7-(4-methoxybenzyl)-5-methyl-2,7-dihydro-4H-pyrazolo[3,4-d]pyrimidine-4,6(5H)-dione

: 36074-55-2
2-benzyl-5-methyl-2,7-dihydro-4H-pyrazolo[3,4-d]pyrimidine-4,6(5H)-dione

Guidance literature:: With trifluorormethanesulfonic acid; trifluoroacetic acid; at 23 ℃; for 0.25h;

Reference yield: 90.0%

: 223464-81-1
2-benzyl-6-methanesulfonyl-5-methyl-2,5-dihydro-pyrazolo[3,4-d]pyrimidin-4-one

: 36074-55-2
2-benzyl-5-methyl-2,7-dihydro-4H-pyrazolo[3,4-d]pyrimidine-4,6(5H)-dione

Guidance literature:: With sodium hydroxide; In tetrahydrofuran; methanol; Heating;

Reference yield:

: 2-benzyl-6-methylsulfanyl-2,5-dihydro-pyrazolo[3,4-d]pyrimidin-4-one

: 36074-55-2
2-benzyl-5-methyl-2,7-dihydro-4H-pyrazolo[3,4-d]pyrimidine-4,6(5H)-dione

Guidance literature:: Multi-step reaction with 3 steps

1: 80 percent / K₂CO₃ / dimethylformamide / 16 h

2: 75 percent / KMnO₄ / acetic acid; H₂O / 1 h / Ambient temperature

3: 90 percent / aq. NaOH / methanol; tetrahydrofuran / Heating

With sodium hydroxide; potassium permanganate; potassium carbonate; In tetrahydrofuran; methanol; water; acetic acid; N,N-dimethyl-formamide;