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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 400016Generated: October 30, 2026

3-Benzyl-1-(4-fluoro-phenyl)-1,3,8-triaza-spiro[4.5]decane-2,4-dione hydrochloride → 3-Benzyl-8-[2-[3-(3,4-dichloro-phenyl)-1-(3,4,5-trimethoxy-benzoyl)-pyrrolidin-3-yl]-ethyl]-1-(4-fluoro-phenyl)-1,3,8-triaza-spiro[4.5]decane-2,4-dione

https://huagongshe.com/reaction/400016

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Benzyl-1-(4-fluoro-phenyl)-1,3,8-triaza-spiro[4.5]decane-2,4-dione hydrochlorideHCID 67708292—
Reactant2-[1-(3,4,5-Trimethoxy-benzoyl)-3-(3,4-dichloro-phenyl)-pyrrolidin-3-yl]-ethyl-methanesulfonateHCID 86750906—
Product3-Benzyl-8-[2-[3-(3,4-dichloro-phenyl)-1-(3,4,5-trimethoxy-benzoyl)-pyrrolidin-3-yl]-ethyl]-1-(4-fluoro-phenyl)-1,3,8-triaza-spiro[4.5]decane-2,4-dioneHCID 53986500—

Reaction Steps

Prepare by the method of example 3.3 using 2-[3-(3,4-dichloro-phenyl)-1-(3,4,5-trimethoxy-benzoyl)-pyrrolidin-3-yl]-ethyl-methanesulfonate (5 mmol) and 3-benzyl-1-(4-fluoro-phenyl)-1,3,8-triaza-spiro[4.5]decane-2,4-dione hydrochloride (7.5 mmol, 1.5 eq.). Chromatograph on silica gel to give the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05824690
Source datasetuspto-grants-1998_10
ORD IDord-ee863050ce6b40c6b6328dc7328b20d3
Source noteuspto-grants-1998_10