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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1481766Generated: November 1, 2026

Lithium Hydroxide → HCID 71282048, compound

https://huagongshe.com/reaction/1481766

Reaction equation

Participants

RoleNameHCIDCharge
ReactantLithium HydroxideHCID 3939—
ReactantHCID 71284303HCID 71284303—
SolventTetrahydrofuranHCID 8028—
ProductHCID 71282048HCID 71282048—

Reaction Conditions

Temperature50 °C

Reaction Steps

To a solution of methyl 6-(4-(benzyloxy)-1-methyl-1H-indol-5-yl)-5-ethyl-2-oxo-1,2-dihydropyridine-3-carboxylate (0.0888 g, 0.21 mmol) in THF (1.5 mL) was added a solution of LiOH (1M aqueous saturated, 0.60 ml, 0.60 mmol). The reaction mixture was heated at 50° C. for 1 h until starting material was consumed. The reaction was then cooled to room temperature and acidified with 1M HCl to pH˜2. The product was extracted with DCM (3×10 mL). The combined organic phases were washed with brine and dried over Na2SO4. Upon removal of the solvent product (0.0757 g, 88%) was obtained as yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09409905B2
Source datasetuspto-grants-2016_08
ORD IDord-bed9c3e3c5c24efcb0f0ef13122f018d
Source noteuspto-grants-2016_08