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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1445774Generated: November 1, 2026

p-Toluenesulfonic acid monohydrate → (3R)-3-Fluoropyrrolidine 4-methylbenzenesulfonate

https://huagongshe.com/reaction/1445774

Reaction equation

Participants

RoleNameHCIDCharge
Reactantp-Toluenesulfonic acid monohydrateHCID 521998—
Reactanttert-Butyl (3R)-3-fluoropyrrolidine-1-carboxylateHCID 40430177—
SolventEthanolHCID 702—
Product(3R)-3-Fluoropyrrolidine 4-methylbenzenesulfonateHCID 86614634—

Reaction Steps

Prepare using the method of Intermediate 49 with p-toluenesulfonic acid monohydrate (0.356 g, 1.87 mmol), tert-butyl (3R)-3-fluoropyrrolidine-1-carboxylate (See Intermediate50) (0.353 g, 1.87 mmol) and ethanol (2 mL) to give the title compound as a white solid (0.478 g): MS (m/e): 90 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07666871B2
Source datasetuspto-grants-2010_02
ORD IDord-01a8d0991aae4cdda7c7671cd5579677
Source noteuspto-grants-2010_02