6'-Methoxy-1'-phenyl-4',6'-dihydro-1'H-spiro[piperidin-4,4'-furo[3,4-c]pyrazole]

Base Information

• Chemical Name: 6'-Methoxy-1'-phenyl-4',6'-dihydro-1'H-spiro[piperidin-4,4'-furo[3,4-c]pyrazole]
• CAS No.: 1021858-28-5
• Molecular Formula: C₁₆H₁₉N₃O₂
• Molecular Weight: 285.346

Synonyms:6'-Methoxy-1'-phenyl-4',6'-dihydro-1'H-spiro[piperidin-4,4'-furo[3,4-c]pyrazole]

Chemical Property of 6'-Methoxy-1'-phenyl-4',6'-dihydro-1'H-spiro[piperidin-4,4'-furo[3,4-c]pyrazole]

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Technology Process of 6'-Methoxy-1'-phenyl-4',6'-dihydro-1'H-spiro[piperidin-4,4'-furo[3,4-c]pyrazole]

There total 1 articles about 6'-Methoxy-1'-phenyl-4',6'-dihydro-1'H-spiro[piperidin-4,4'-furo[3,4-c]pyrazole] 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: 77.0%

ethyl 6-methoxy-1-phenyl-4,6-dihydrospiro[1H-furo[3,4-c]pyrazole-4,4'-piperidine]-1'-carboxylate (1021858-32-1) → 6'-Methoxy-1'-phenyl-4',6'-dihydro-1'H-spiro[piperidin-4,4'-furo[3,4-c]pyrazole] (1021858-28-5)

Guidance literature:

With potassium hydroxide; In 1,4-dioxane; water; for 18h; Heating;

DOI:10.1016/j.bmc.2007.12.045

Reference yield: 71.0%

6'-Methoxy-1'-phenyl-4',6'-dihydro-1'H-spiro[piperidin-4,4'-furo[3,4-c]pyrazole] (1021858-28-5) + benzyl bromide (100-39-0) → 1-Benzyl-6'-methoxy-1'-phenyl-4',6'-dihydro-1'H-spiro[piperidin-4,4'-furo[3,4-c]pyrazole] (1021858-29-6)

Guidance literature:

With potassium carbonate; In tetrahydrofuran; for 24h; Heating;

DOI:10.1016/j.bmc.2007.12.045

Reference yield: 59.0%

1-bromo-butane (109-65-9) + 6'-Methoxy-1'-phenyl-4',6'-dihydro-1'H-spiro[piperidin-4,4'-furo[3,4-c]pyrazole] (1021858-28-5) → 1-Butyl-6'-methoxy-1'-phenyl-4',6'-dihydro-1'H-spiro[piperidin-4,4'-furo[3,4-c]pyrazole] (1021858-30-9)

Guidance literature:

With potassium carbonate; In tetrahydrofuran; for 49h; Heating;

DOI:10.1016/j.bmc.2007.12.045

upstream raw materials:

ethyl 6-methoxy-1-phenyl-4,6-dihydrospiro[1H-furo[3,4-c]pyrazole-4,4'-piperidine]-1'-carboxylate

Downstream raw materials:

1-Butyl-6'-methoxy-1'-phenyl-4',6'-dihydro-1'H-spiro[piperidin-4,4'-furo[3,4-c]pyrazole]

1-Benzyl-6'-methoxy-1'-phenyl-4',6'-dihydro-1'H-spiro[piperidin-4,4'-furo[3,4-c]pyrazole]

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