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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2067236Generated: November 2, 2026

2-Methyl-3-butyn-2-ol → [2-Chloro-4-(2,4-difluoro-phenylamino)-phenyl]-{5-[4-(1-hydroxy-1-methyl-ethyl)-[1,2,3]triazol-1-yl]-2-methyl-phenyl}-methanone

https://huagongshe.com/reaction/2067236

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Methyl-3-butyn-2-olHCID 8258—
Reactant(5-Azido-2-methyl-phenyl)-[2-chloro-4-(2,4-difluoro-phenylamino)-phenyl]-methanoneHCID 86605529—
Product[2-Chloro-4-(2,4-difluoro-phenylamino)-phenyl]-{5-[4-(1-hydroxy-1-methyl-ethyl)-[1,2,3]triazol-1-yl]-2-methyl-phenyl}-methanoneHCID 11511387—

Reaction Steps

The reaction was carried out similarly as described in the preparation of compound 116, using compound 434 (0.125 mmol) and 2-methyl-but-3-yn-2-ol (0.125 mmol). The crude product was purified by continuous gradient flash chromatography using EtOAc/petroleum ether (40-60) 30:70 to 70:30 as the eluent to afford the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08293772B2
Source datasetuspto-grants-2012_10
ORD IDord-d110c460648d4e6c840066aac7dd6233
Source noteuspto-grants-2012_10