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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 886078Generated: November 1, 2026

3-{2-[2-(2,4-Difluoro-phenyl)-2H-[1,2,4]triazol-3-yl]-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulen-8-yl}-azetidine-1-carboxylic acid tert-butyl ester → 3-[2-(2-Isopropyl-2H-[1,2,4]triazol-3-yl)-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulen-8-yl]-azetidine-1-carboxylic acid tert-butyl ester

https://huagongshe.com/reaction/886078

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-{2-[2-(2,4-Difluoro-phenyl)-2H-[1,2,4]triazol-3-yl]-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulen-8-yl}-azetidine-1-carboxylic acid tert-butyl esterHCID 58204588—
Reactant8-bromo-2-(2-isopropyl-2H-[1,2,4]triazol-3-yl)-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azuleneHCID 58204912—
Product3-[2-(2-Isopropyl-2H-[1,2,4]triazol-3-yl)-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulen-8-yl]-azetidine-1-carboxylic acid tert-butyl esterHCID 58204791—

Reaction Steps

3-[2-(2-Isopropyl-2H-[1,2,4]triazol-3-yl)-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulen-8-yl]-azetidine-1-carboxylic acid tert-butyl ester was prepared similarly to 3-{2-[2-(2,4-difluoro-phenyl)-2H-[1,2,4]triazol-3-yl]-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulen-8-yl}-azetidine-1-carboxylic acid tert-butyl ester from 8-bromo-2-(2-isopropyl-2H-[1,2,4]triazol-3-yl)-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulene and 3-azetidine-1-carboxylic acid tert-butyl ester zinc iodide. LCMS: RT=4.85 min, M+H+=451 (40%), M+H+-OtBu=395 (100%), M+H+-Boc=351 (10%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08242104B2
Source datasetuspto-grants-2012_08
ORD IDord-e5ee5066c969486abc98267349a86f2d
Source noteuspto-grants-2012_08