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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 888587Generated: October 29, 2026

tert-Butyl piperazine-1-carboxylate → 1H-Pyrazole, 4-[4-[2-(1-azetidinyl)-1-(4-chlorophenyl)ethyl]phenyl]-

https://huagongshe.com/reaction/888587

Reaction equation

Participants

RoleNameHCIDCharge
Reactanttert-Butyl piperazine-1-carboxylateHCID 143452—
ReactantHCID 59331938HCID 59331938—
Product1H-Pyrazole, 4-[4-[2-(1-azetidinyl)-1-(4-chlorophenyl)ethyl]phenyl]-HCID 11404983—

Reaction Steps

By following the procedure described in Example 33B but replacing bis-(4-chloro-phenyl)-acetaldehyde and N—BOC-piperazine with (4-Chloro-phenyl)-[4-(1H-pyrazol-4-yl)-phenyl]-acetaldehyde and anticline, the title compound was obtained. LC/MS: (PS-B3) Rt 2.99 [M+H]+ 338.09. 1H NMR (Me-d3-OD) δ 3.57-3.60 (1H, m), 3.63-3.70 (2H, m), 3.71-3.77 (1H, m), 4.01 (2H, m), 4.14 (2H, m), 4.40 (1H, t), 7.40 (4H, br s), 7.49 (2H, d), 7.73 (2H, d), 8.69 (2H, br s).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08247576B2
Source datasetuspto-grants-2012_08
ORD IDord-b0eb9c89c6554671be31055c6e7aea2e
Source noteuspto-grants-2012_08