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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1657290Generated: November 1, 2026

1-Piperazinecarboxaldehyde → 1-(4,4-Diphenyl-2-cyclopentenyl)-4-formylpiperazine

https://huagongshe.com/reaction/1657290

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-PiperazinecarboxaldehydeHCID 82191—
Reactant5,5-Diphenyl-2-cyclopenten-1-olHCID 10037116—
Product1-(4,4-Diphenyl-2-cyclopentenyl)-4-formylpiperazineHCID 9974036—

Reaction Steps

1-(4,4-Diphenyl-2-cyclopentenyl)piperazine dihydrochloride was obtained by reacting 5,5-diphenyl-2-cyclopenten-1-ol and 1-formylpiperazine according to a similar manner to that of Example 11 to give 1-(4,4-diphenyl-2-cyclopentenyl)-4-formylpiperazine, then eliminating formyl group thereof in a conventional manner.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05256824
Source datasetuspto-grants-1993_10
ORD IDord-d3eb7fe0aced40ca93bc2fed06562842
Source noteuspto-grants-1993_10