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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1019421Generated: October 29, 2026

4-Methylmorpholine → HCID 22482962, compound

https://huagongshe.com/reaction/1019421

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-MethylmorpholineHCID 7972—
ReactantEfaproxiralHCID 122335—
Reactant1,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 2723939—
Reactantmethyl L-prolinate hydrochlorideHCID 2733200—
Reactant1-Hydroxybenzotriazole hydrateHCID 2796029—
SolventDimethylformamideHCID 6228—
ProductHCID 22482962HCID 22482962—

Reaction Steps

Using RSR13 acid (3.08 g, 9.0 mmol), proline methyl ester hydrochloride (1.5 g, 9.0 mmol) and 1-hydroxybenzotriazole hydrate (1.34 g, 9.9 mmol), N-methylmorpholine (1.37 g, 13.6 mmol) and 1-(3-dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride (2.08 g, 10.8 mmol) in dimethylformamide (40 mL), the product was prepared in 3.9 g yield (99%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06486342B1
Source datasetuspto-grants-2002_11
ORD IDord-8f91a81d87d04d56a2eebffac3d500a2
Source noteuspto-grants-2002_11