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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 988638Generated: November 2, 2026

Tetrahydro-4H-pyran-4-one → HCID 21906307, compound

https://huagongshe.com/reaction/988638

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTetrahydro-4H-pyran-4-oneHCID 121599—
ReactantBenzamide, hydrochlorideHCID 12196675—
ReactantHCID 21906226HCID 21906226—
ProductHCID 21906307HCID 21906307—

Reaction Steps

Using methods substantially equivalent to those described in example 27, 5-chloro-N-(5-chloropyridin-2-yl)-2-[1-(tetrahydropyran-4-yl)piperidin-4-ylcarbonyl]amino]-benzamide hydrochloride (0.25 g, 56%) was prepared from 5-chloro-N-(5-chloropyridin-2-yl)-2-[(piperidin-4-ylcarbonyl)amino]benzamide trifluoroacetate and tetrahydro-4H-pyran-4-one. The preparative RPHPLC (C18) purification procedure was elution with a linear gradient of 90/10 to 50/50 (0.01% HCl/acetonitrile) over 180 min.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06635657B1
Source datasetuspto-grants-2003_10
ORD IDord-4999ac9d36554ab491568ed89e68c2f5
Source noteuspto-grants-2003_10