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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1836848Generated: October 31, 2026

Ethyl 4-(piperazin-1-yl)benzoate → ethyl 4-[4-[3-[9-(2,2,2-trifluoroethylcarbamoyl)-9H-fluoren-9-yl]propyl]piperazin-1-yl]benzoate

https://huagongshe.com/reaction/1836848

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl 4-(piperazin-1-yl)benzoateHCID 2761178—
Reactant3-[9-(2,2,2-Trifluoroethylcarbamoyl)-9H-fluoren-9-yl]propyl bromideHCID 10597759—
Productethyl 4-[4-[3-[9-(2,2,2-trifluoroethylcarbamoyl)-9H-fluoren-9-yl]propyl]piperazin-1-yl]benzoateHCID 22180539—

Reaction Steps

Step (b) of Example 1 was repeated, except that the compound prepared in step (a) of Example 80 and the compound prepared in step (a) of Example 93 were used as the starting compounds. Thus, ethyl 4-[4-[3-[9-(2,2,2-trifluoroethylcarbamoyl)-9H-fluoren-9-yl]propyl]piperazin-1-yl]benzoate was obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06777414B1
Source datasetuspto-grants-2004_08
ORD IDord-bd4657c468c545cb812c4c5e21b72a73
Source noteuspto-grants-2004_08