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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1697079Generated: November 1, 2026

Hydrochloric Acid → HCID 25182113, compound

https://huagongshe.com/reaction/1697079

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 66816110HCID 66816110—
SolventDichloromethaneHCID 6344—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 25182113HCID 25182113—

Reaction Steps

7-Chloro-4-oxo-1-phenyl-3-[4-(piperazine-1-sulfonyl)-benzyl]-1,4-dihydroquinoline-2-carboxylic acid methyl ester bishydrochloride (off-white powder) (compound 67) can be prepared utilizing HCl in 1,4-dioxane instead of TFA in DCM. MS=552 [M+H]+; MP=214.0-215.5° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08163906B2
Source datasetuspto-grants-2012_04
ORD IDord-dd8e9359de6a4d93abe25faaa369a17b
Source noteuspto-grants-2012_04