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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1288111Generated: November 2, 2026

Hydrochloric Acid → 11-Chloro-1,2,4,5-tetrahydro-3H-azepino[4,5-b]quinoline dihydrochloride

https://huagongshe.com/reaction/1288111

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantTetrafluoro-m-phenylenediamine dihydrochlorideHCID 149026—
Reactant11-chloro-3-ethoxycarbonyl-1,2,4,5-tetrahydro-3H-azepino[4,5-b]quinolineHCID 21503644—
Product11-Chloro-1,2,4,5-tetrahydro-3H-azepino[4,5-b]quinoline dihydrochlorideHCID 21503484—

Reaction Steps

11-Chloro-1,2,4,5-tetrahydro-3H-azepino[4,5-b]quinoline dihydrochloride was prepared by hydrolysis of 11-chloro-3-phenoxycarboxyl-1,2,4,5-tetrahydro-3H-azepino[4,5-b]quinoline or 11-chloro-3-ethoxycarbonyl-1,2,4,5-tetrahydro-3H-azepino[4,5-b]quinoline with concentrated hydrochloric acid. Yield of the dihydrochloride: 69% of theory; m.p. 261° C. (decomp.).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03987047
Source datasetuspto-grants-1976_10
ORD IDord-5e0dda2e6a54476581991fa57dbd19ce
Source noteuspto-grants-1976_10