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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1830151Generated: November 4, 2026

Morpholine → 2-Methylene4-morpholin-4-yl-4-oxo-butyric acid

https://huagongshe.com/reaction/1830151

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMorpholineHCID 8083—
ReactantItaconic AnhydrideHCID 75110—
Product2-Methylene4-morpholin-4-yl-4-oxo-butyric acidHCID 22054022—

Reaction Steps

Morpholine (20 mL, 228.6 mmol) was slowly added to a stirring solution of itaconic anhydride (25.1 g, 228.6 mmol) suspended in dichloromethyl at 0° C. The reaction mixture was allowed to slowly warm to room temperature. Upon completion (LCMS), volatiles were removed by vacuum under reduced pressure. Crude yield: 44.96 g, 99%. Product was used without further purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07064123B1
Source datasetuspto-grants-2006_06
ORD IDord-27bb447413a449bf8ea04c9247f4c314
Source noteuspto-grants-2006_06