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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2173601Generated: October 30, 2026

4-(Bromomethyl)-3-chloropyridine hydrobromide → 5-tert-Butyl-3-(3-chloro-pyridin-4-ylmethyl)-7-(3,3-difluoro-pyrrolidin-1-yl)-3H-[1,2,3]triazolo[4,5-d]pyrimidine

https://huagongshe.com/reaction/2173601

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(Bromomethyl)-3-chloropyridine hydrobromideHCID 66815321—
Reactant5-tert-Butyl-7-(3,3-difluoro-pyrrolidin-1-yl)-3-ethyl-3H-[1,2,3]triazolo[4,5-d]pyrimidineHCID 71558205—
ReactantHCID 178441789HCID 178441789—
Product5-tert-Butyl-3-(3-chloro-pyridin-4-ylmethyl)-7-(3,3-difluoro-pyrrolidin-1-yl)-3H-[1,2,3]triazolo[4,5-d]pyrimidineHCID 71559273—

Reaction Steps

In analogy to the procedure described for the synthesis of 5-tert-butyl-7-(3,3-difluoropyrrolidin-1-yl)-3-ethyl-3H-[1,2,3]triazolo[4,5-d]pyrimidine (example 61), the title compound was prepared from 5-tert-butyl-7-(3,3-difluoropyrrolidin-1-yl)-3H-[1,2,3]triazolo[4,5-d]pyrimidine and 4-(bromomethyl)-3-chloropyridine hydrobromide and isolated as yellow gum. MS(m/e): 408.3 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09056866B2
Source datasetuspto-grants-2015_06
ORD IDord-4f560d60c17e49a8a14d2a2b1e9c41ee
Source noteuspto-grants-2015_06