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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1174143Generated: November 3, 2026

Hydrochloric Acid → (2S)-3,3-dimethyl-2-{3-[(6-methyl-2-pyridinyl)methyl]-2-oxo-1-imidazolidinyl}butanoic Acid

https://huagongshe.com/reaction/1174143

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactanttert-butyl(2S)-3,3-dimethyl-2-{3-[(6-methyl-2-pyridinyl)methyl]-2-oxo-1-imidazolidinyl}butanoateHCID 16037960—
SolventDichloromethaneHCID 6344—
Solvent1,4-DioxaneHCID 31275—
Product(2S)-3,3-dimethyl-2-{3-[(6-methyl-2-pyridinyl)methyl]-2-oxo-1-imidazolidinyl}butanoic AcidHCID 42626245—

Reaction Conditions

Temperature40 °C

Reaction Steps

A solution containing the product from Example 10B (10 g, 27.7 mmol) in dichloromethane (100 ml) at −5° C. was slowly treated with an HCl solution in dioxane (200 mL, 4 N), stirred at 40° C. for 6 hrs, stirred at 25° C. for 16 hours concentrated to give the title compound as a hydrochloride salt (10 g, quantitative).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07834043B2
Source datasetuspto-grants-2010_11
ORD IDord-f9b1fb11742f418ba27557dbaa3c11d7
Source noteuspto-grants-2010_11