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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1783382Generated: October 29, 2026

HCID 68632979, compound → HCID 136082892, compound

https://huagongshe.com/reaction/1783382

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 68632979HCID 68632979—
SolventDichloromethaneHCID 6344—
SolventTrifluoroacetic acidHCID 6422—
ProductHCID 136082892HCID 136082892150.4%

Reaction Steps

To a solution of intermediate compound 12 (3.8 g, 0.0142 mol) in 100 ml of DCM, 25 ml of triflouroacetic acid were added portionwise at room temperature. The reaction was stirred overnight at room temperature. The solvent was evaporated and the residue was co-evaporated with ethanol. Yielding 4.79 g (100, crude product) of 4-(4,5-bis-hydroxymethyl-4,5-dihydro-isoxazol-3-yl)-pyridin-3-ol (intermediate compound 13).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07501418B2
Source datasetuspto-grants-2009_03
ORD IDord-378770d071f84d5e9f27fd124c0f46de
Source noteuspto-grants-2009_03