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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 609669Generated: October 30, 2026

Hydrochloric Acid → HCID 15896078, compound

https://huagongshe.com/reaction/609669

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantMorpholineHCID 8083—
ReactantTriethylamineHCID 8471—
ReactantHCID 15896077HCID 15896077—
SolventDichloromethaneHCID 6344—
ProductHCID 15896078HCID 158960786%

Reaction Steps

A solution of morpholine (1.05 ml, 12 mmol) and triethylamine (1.84 ml, 12 mmol) in methylene chloride (10 ml) was added to a solution of ethyl 2-[benzyl-(chlorosulfonyl)amino]acetate (2.3 g, 8.3 mmol), [prepared as described in Step 1 above], in methylene chloride (30 ml) at 0° C. The reaction mixture was slowly allowed to warm to RT and after 6h 1M HCl was added. The product was extracted into methylene chloride, washed with brine, and dried over MgSO4. The organics were removed in vacuo and the crude product was chromatographed (PTLC, SiO2, 25% ethyl acetate/hexane) to give ethyl 2-[benzyl-(morpholine-4-sulfonyl)amino]acetate as a colorless oil (6%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05998412
Source datasetuspto-grants-1999_12
ORD IDord-f5a2cf4fbb544314b2c0e6135bbd248a
Source noteuspto-grants-1999_12