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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1820521Generated: October 31, 2026

Pyridine → [1-(2-Chloro-pyridin-4-yl)-5-(4-isopropyl-piperazine-1-carbonyl)-1H-indol-2-yl]-(1,4-dioxa-8-aza-spiro[4.5]dec-8-yl)-methanone

https://huagongshe.com/reaction/1820521

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
Reactant2-Chloropyridine-4-boronic acidHCID 5151595—
Reactant(1,4-Dioxa-8-aza-spiro[4.5]dec-8-yl)-[5-(4-isopropyl-piperazine-1-carbonyl)-1H-indol-2-yl]-methanoneHCID 68684152—
CatalystCupric acetateHCID 8895—
SolventDichloromethaneHCID 6344—
Product[1-(2-Chloro-pyridin-4-yl)-5-(4-isopropyl-piperazine-1-carbonyl)-1H-indol-2-yl]-(1,4-dioxa-8-aza-spiro[4.5]dec-8-yl)-methanoneHCID 8661581642%

Reaction Steps

The title compound was synthesized in analogy to example 66, from (1,4-dioxa-8-aza-spiro[4.5]dec-8-yl)-[5-(4-isopropyl-piperazine-1-carbonyl)-1H-indol-2-yl]-methanone (example 196), 2-chloropyridine-4-boronic acid, copper(II) acetate and pyridine in dichloromethane, to give the desired product as a light brown foam (42%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07601711B2
Source datasetuspto-grants-2009_10
ORD IDord-910329bf7ff24e8d940fc5ba0d281b85
Source noteuspto-grants-2009_10