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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1357633Generated: October 31, 2026

Piperazine → HCID 18186912, compound

https://huagongshe.com/reaction/1357633

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperazineHCID 4837—
ReactantPotassium CarbonateHCID 11430—
ReactantHCID 18186793HCID 18186793—
ReactantHCID 18186892HCID 18186892—
ProductHCID 18186912HCID 18186912—

Reaction Steps

The title compound was prepared according to the procedure of example 50, step 2, starting from 2-chloro-6-[2-(6-methoxy-naphthalen-2-yloxy)-ethoxy]pyrazine [0.94 g, 2.8 mmol; obtained according to the procedure of example 50, step 1, starting from 2-(6-methoxy-naphthalen-2-yloxy)ethanol*], piperazine (1.00 g, 11.6 mmol) and K2CO3 (0.50 g, 3.6 mmol) with the exception that the final filtration through alumina was omitted. The yield of the of the title compound was 0.52 g (48%) which was obtained as a beige colored solid. Purity 100% (HPLC). MS m/z 380 (M)+. HRMS m/z calcd for C21H24N4O3 (M)+ 380.1848, found 380.1845.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06593330B2
Source datasetuspto-grants-2003_07
ORD IDord-078f15216e9a4327a27b56d030dd9b21
Source noteuspto-grants-2003_07