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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1752538Generated: October 25, 2026

1,4-Dioxane hydrochloride → (S)-benzyl 2-(4-aminophenylcarbamoyl)pyrrolidine-1-carboxylate

https://huagongshe.com/reaction/1752538

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,4-Dioxane hydrochlorideHCID 20443148—
Reactant(S)-benzyl 2-(4-(tert-butoxycarbonylamino)phenylcarbamoyl)pyrrolidine-1-carboxylateHCID 59396122—
Solvent1,4-DioxaneHCID 31275—
Product(S)-benzyl 2-(4-aminophenylcarbamoyl)pyrrolidine-1-carboxylateHCID 59396116—

Reaction Steps

To a solution of the Product from Example 3A (0.245 g, 0.56 mmol) in dioxane (5 mL) was added 4M HCl dioxane (2.8 mL, 11.2 mol) and the mixture was stirred at ambient temperature for 17 hours. The mixture was concentrated and azeotroped with toluene to five a tan solid (0.18 g, 86%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09163017B2
Source datasetuspto-grants-2015_10
ORD IDord-36f016a6f41b4814a42681bcb9c1d8d5
Source noteuspto-grants-2015_10