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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2086288Generated: October 31, 2026

Hydrochloric Acid → HCID 22727203, compound

https://huagongshe.com/reaction/2086288

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 22727184HCID 22727184—
SolventEthanolHCID 702—
SolventDiethyl EtherHCID 3283—
SolventEthyl AcetateHCID 8857—
ProductHCID 22727203HCID 22727203203.6%

Reaction Steps

4-[(6-Chloro-2-naphthyl)sulfonyl]-6-methyl-1-[methyl[1-(4-pyridinyl)-4-piperidinyl]amino]-2-piperazinone (0.34 g) was dissolved in ethanol (2 ml) and combined with a 4N solution of hydrochloric acid in ethyl acetate (0.24 ml), ethyl acetate (20 ml) and diethyl ether (30 ml). The powder precipitated was collected by filtration and dried to obtain the title compound (0.37 g) as a colorless non-crystal powder.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06723722B1
Source datasetuspto-grants-2004_04
ORD IDord-97b51ef649794aa18e2d82e75f096e5c
Source noteuspto-grants-2004_04