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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1992498Generated: October 26, 2026

Cyclobutanone → 4-[5-(4-Cyclobutyl-[1,4]diazepane-1-carbonyl)-1H-indole-2-carbonyl]-piperazine-1-carboxylic acid ethyl ester

https://huagongshe.com/reaction/1992498

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCyclobutanoneHCID 14496—
Reactant4-[2-(4-ethoxycarbonyl-piperazine-1-carbonyl)-1H-indole-5-carbonyl]-[1,4]diazepane-1-carboxylic acid tert-butyl esterHCID 68536546—
Product4-[5-(4-Cyclobutyl-[1,4]diazepane-1-carbonyl)-1H-indole-2-carbonyl]-piperazine-1-carboxylic acid ethyl esterHCID 68535821—

Reaction Steps

The title compound was synthesized in analogy to example 47, from 4-[2-(4-ethoxycarbonyl-piperazine-1-carbonyl)-1H-indole-5-carbonyl]-[1,4]diazepane-1-carboxylic acid tert-butyl ester and cyclobutanone. Light-yellow solid. MS (m/z): 482.4 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07648979B2
Source datasetuspto-grants-2010_01
ORD IDord-1a9c31cc3e69481ba822866e32081f38
Source noteuspto-grants-2010_01