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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2170363Generated: October 31, 2026

1,4-Dioxane hydrochloride → (S)-5-(2-(1-amino-2-(3,5-difluorophenyl)ethyl)-5-(1,3-dioxoisoindolin-2-yl)pyridin-3-yl)-2-fluorobenzamide hydrochloride

https://huagongshe.com/reaction/2170363

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,4-Dioxane hydrochlorideHCID 20443148—
Reactant(S)-tert-butyl 1-(3-(3-carbamoyl-4-fluorophenyl)-5-(1,3-dioxoisoindolin-2-yl)pyridin-2-yl)-2-(3,5-difluorophenyl)ethylcarbamateHCID 90281443—
SolventMethanolHCID 887—
Product(S)-5-(2-(1-amino-2-(3,5-difluorophenyl)ethyl)-5-(1,3-dioxoisoindolin-2-yl)pyridin-3-yl)-2-fluorobenzamide hydrochlorideHCID 90281284—

Reaction Conditions

Temperature0 °C

Reaction Steps

(S)-tert-butyl 1-(3-(3-carbamoyl-4-fluorophenyl)-5-(1,3-dioxoisoindolin-2-yl)pyridin-2-yl)-2-(3,5-difluorophenyl)ethylcarbamate (30G, 29 mg, 0.047 mmol) was dissolved in 0.5 mL of methanol and cooled to 0° C. To it was added 4N HCl/1,4-dioxane (0.05 ml). The reaction mixture was stirred at room temperature for 10 minutes and concentrated to afford the title product. MS (m/z) 516.96 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09050344B2
Source datasetuspto-grants-2015_06
ORD IDord-80fcfd3a02df4a53895d5fc0d3acb18b
Source noteuspto-grants-2015_06