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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 532111Generated: October 30, 2026

Water → HCID 57524486, compound

https://huagongshe.com/reaction/532111

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantL-AlanineHCID 5950—
ReactantApremilastHCID 11561674—
SolventDichloromethaneHCID 6344—
ProductHCID 57524486HCID 57524486—

Reaction Steps

To a stirred solution of (S)—N-{2-[1-(3-ethoxy-4-methoxy-phenyl)-2-methanesulfonyl-ethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl}-acetamide (0.55 mmol) in anhydrous CH2Cl2 at room temperature, is added Ala (1.10 mmol). After stirring for 1 hour, water is added. The product is extracted into CH2Cl2 and is dried over Na2SO4. The solvent is removed to give crude (S)—N—{2-[1-(3-hydroxy-4-methoxy-phenyl)-2-methanesulfonyl-ethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl}-acetamide. The product is purified by chromatography or recrystallization.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08853175B2
Source datasetuspto-grants-2014_10
ORD IDord-a8b00ef7f16c48bf8e5a9cc26b42a82d
Source noteuspto-grants-2014_10