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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2205822Generated: November 1, 2026

N-(2-Hydroxyethyl)imidazole → 4-Chloro-3-(3-fluorophenyl)-1-(2-imidazol-1-ylethyl)-5-phenyl-pyrazolo[3,4-c]pyridazine

https://huagongshe.com/reaction/2205822

Reaction equation

Participants

RoleNameHCIDCharge
ReactantN-(2-Hydroxyethyl)imidazoleHCID 74168—
ReactantCID 86717314HCID 86717314—
Product4-Chloro-3-(3-fluorophenyl)-1-(2-imidazol-1-ylethyl)-5-phenyl-pyrazolo[3,4-c]pyridazineHCID 90131804—

Reaction Steps

Compound IIs was synthesized from 4-chloro-3-(3-fluorophenyl)-5-phenyl-1H-pyrazolo[3,4-c]pyridazine and 2-(1H-imidazol-1-yl)ethanol following the general procedure for the Mitsunobu reaction as described above.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09371332B2
Source datasetuspto-grants-2016_06
ORD IDord-de2f6ea53d074c42b595467d59dca104
Source noteuspto-grants-2016_06