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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1772666Generated: November 4, 2026

4-(5-Bromo-2-(2-(quinolin-2-yl)ethyl)imidazo[1,2-a]pyrazin-8-yl)morpholine → 3,3-Difluoro-5-(8-morpholino-2-(2-(quinolin-2-yl)ethyl)imidazo[1,2-a]pyrazin-5-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)indolin-2-one

https://huagongshe.com/reaction/1772666

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(5-Bromo-2-(2-(quinolin-2-yl)ethyl)imidazo[1,2-a]pyrazin-8-yl)morpholineHCID 117727895—
Reactant3,3-Difluoro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)indolin-2-oneHCID 118998233—
Product3,3-Difluoro-5-(8-morpholino-2-(2-(quinolin-2-yl)ethyl)imidazo[1,2-a]pyrazin-5-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)indolin-2-oneHCID 131734679—

Reaction Steps

Compound 3a was subjected to Suzuki coupling conditions with 3,3-difluoro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-((2(trimethylsilyl)ethoxy)methyl)indolin-2-one to obtain compound 37b using the method described in the Example 21, Step D. Mass Spectrum (LCMS, ESI pos.) Calcd. For C35H38F2N6O3Si: 657.2 (M+H). Found 657.5.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09249163B2
Source datasetuspto-grants-2016_02
ORD IDord-68bae188b37e481f9de5ebedfc7a96ff
Source noteuspto-grants-2016_02