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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1774866Generated: November 2, 2026

Hydrochloric Acid → 6-(5-Aminomethyl-4-methyl-pyridin-3-yl)-7-fluoro-1-methyl-3,4-dihydro-1H-quinolin-2-one hydrochloride

https://huagongshe.com/reaction/1774866

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant(R)-2-Methyl-propane-2-sulfinic acid [5-(7-fluoro-1-methyl-2-oxo-1,2,3,4-tetrahydro-quinolin-6-yl)-4-methyl-pyridin-3-ylmethyl]-amideHCID 86679209—
SolventMethanolHCID 887—
Product6-(5-Aminomethyl-4-methyl-pyridin-3-yl)-7-fluoro-1-methyl-3,4-dihydro-1H-quinolin-2-one hydrochlorideHCID 86679210—

Reaction Steps

In analogy to the procedure described for the preparation of example 42, reaction of (R)-2-methyl-propane-2-sulfinic acid [5-(7-fluoro-1-methyl-2-oxo-1,2,3,4-tetrahydro-quinolin-6-yl)-4-methyl-pyridin-3-ylmethyl]-amide (example 225) with hydrogen chloride (in dixoane) in methanol gave the title compound as a light brown solid. MS: 300.5 (M+H+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09260408B2
Source datasetuspto-grants-2016_02
ORD IDord-4a283622cdd4486eb20d728cecb9f6c1
Source noteuspto-grants-2016_02