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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 231883Generated: October 25, 2026

4-Cyclopentylmorpholine → Methyl 1-morpholino-2-oxa-3-aza-bicyclo[4.3.0]non-3-ene-4-carboxylate

https://huagongshe.com/reaction/231883

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-CyclopentylmorpholineHCID 13428024—
ReactantMethyl 3-bromo-2-(hydroxyimino)propanoateHCID 71339048—
ProductMethyl 1-morpholino-2-oxa-3-aza-bicyclo[4.3.0]non-3-ene-4-carboxylateHCID 2215461470.8%

Reaction Steps

4.6 g (30 mmol) of morpholinocyclopentane are reacted with 1.75 g (10 mmol) of methyl 3-bromohydroxyiminopropionate by following the method of Example 1(a). 1.9 g of a colorless oil are obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04849524
Source datasetuspto-grants-1989_07
ORD IDord-5673db6b23e44e349843706667d1b53a
Source noteuspto-grants-1989_07