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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1352507Generated: November 1, 2026

Water → HCID 69425972, compound

https://huagongshe.com/reaction/1352507

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantDichloromethaneHCID 6344—
ReactantSodium borohydrideHCID 4311764—
ReactantHCID 22935748HCID 22935748—
CatalystDichloronickel;hexahydrateHCID 11791229—
SolventMethanolHCID 887—
SolventTetrahydrofuranHCID 8028—
SolventCyclohexane ethylacetateHCID 21867204—
ProductHCID 69425972HCID 6942597251.7%

Reaction Conditions

Temperature0 °C

Reaction Steps

To a solution of N-(1-benzyl-2-methyl-1,2-dihydro-quinolin-4-yl)-N-cyclopropyl-acetamide (7.5 g) in methanol (160 ml) and tetrahydrofuran (375 ml), nickel chloride hexahydrate (5.4 g) was added. After cooling at 0° C., sodium borohydride (3.41 g) was added in small portions, and then the mixture was stirred at room temperature overnight. Dichloromethane and water were added to the mixture. The organic layer was separated and the solvent was removed under reduce pressure. The crude compound was purified by flash chromatography on silicagel using cyclohexane/methanol (90/10), then (80/20), then (70/30) to give the Cis-N-(1-benzyl-2-methyl-1,2,3,4-tetrahydroquinolin-4-yl)-N-cyclopropyl-acetamide (3.9 g, 51.7% yield).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07220760B2
Source datasetuspto-grants-2007_05
ORD IDord-9be93b3816c54023b79cb40457382588
Source noteuspto-grants-2007_05