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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 215857Generated: October 30, 2026

4-ethyl-2H-1,2,3-Triazole → 2,6-Dichloro-9-[(1R,4S)-4-(4-ethyl-[1,2,3]triazol-2-yl)-cyclopent-2-enyl]-9H-purine

https://huagongshe.com/reaction/215857

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-ethyl-2H-1,2,3-TriazoleHCID 14794987—
ReactantDi-Boc-[(1S,4R)-4-(2,6-dichloro-purin-9-yl)-cyclopent-2-enyl]-amineHCID 58025018—
Product2,6-Dichloro-9-[(1R,4S)-4-(4-ethyl-[1,2,3]triazol-2-yl)-cyclopent-2-enyl]-9H-purineHCID 86643672—

Reaction Steps

The title compound is prepared analogously to di-Boc-[(1S,4R)-4-(2,6-dichloro-purin-9-yl)-cyclopent-2-enyl]-amine (AA3) by replacing di-t-butyliminodicarboxylate with 4-ethyl-2H-[1,2,3]triazole.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08193164B2
Source datasetuspto-grants-2012_06
ORD IDord-0b760b82ebc14b5a9ee3731e5eab03fb
Source noteuspto-grants-2012_06