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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2167740Generated: October 25, 2026

Ethyl 5-bromopyrazolo[1,5-a]pyridine-3-carboxylate → Ethyl 5-(2-(7-fluoro-2,3-dihydrobenzo[b][1,4]dioxin-5-yl)pyrrolidin-1-yl)pyrazolo[1,5-a]pyridine-3-carboxylate

https://huagongshe.com/reaction/2167740

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl 5-bromopyrazolo[1,5-a]pyridine-3-carboxylateHCID 53249841—
Reactant2-(7-Fluoro-2,3-dihydrobenzo[b][1,4]dioxin-5-yl)pyrrolidineHCID 89618276—
ProductEthyl 5-(2-(7-fluoro-2,3-dihydrobenzo[b][1,4]dioxin-5-yl)pyrrolidin-1-yl)pyrazolo[1,5-a]pyridine-3-carboxylateHCID 89635801—

Reaction Steps

The title compound (Int-65) was prepared by the method similar to that of Int-84 using 2-(7-fluoro-2,3-dihydrobenzo[b][1,4]dioxin-5-yl)pyrrolidine (Int-56B)) and Ethyl 5-bromopyrazolo[1,5-a]pyridine-3-carboxylate to afford as pale brown solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09045478B2
Source datasetuspto-grants-2015_06
ORD IDord-50a79f2e4476454088b428f27a31fae5
Source noteuspto-grants-2015_06