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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1675145Generated: October 31, 2026

6-[4-[2-(Difluoromethyl)-5-fluorobenzyl]piperazin-1-yl]-3-(trifluoromethyl)[1,2,4]triazolo[4,3-b]pyridazine → 6-[4-[2-(Difluoromethyl)-5-fluorobenzyl]piperazin-1-yl]-3-(trifluoromethyl)[1,2,4]triazolo[4,3-a]pyridine

https://huagongshe.com/reaction/1675145

Reaction equation

Participants

RoleNameHCIDCharge
Reactant6-[4-[2-(Difluoromethyl)-5-fluorobenzyl]piperazin-1-yl]-3-(trifluoromethyl)[1,2,4]triazolo[4,3-b]pyridazineHCID 44125926—
Reactant6-(Piperazin-1-yl)-3-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]pyridineHCID 67341222—
Product6-[4-[2-(Difluoromethyl)-5-fluorobenzyl]piperazin-1-yl]-3-(trifluoromethyl)[1,2,4]triazolo[4,3-a]pyridineHCID 5914978639%

Reaction Steps

Obtained in 39% yield by General Synthetic Method 9, starting from 6-(piperazin-1-yl)-3-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]pyridine and 2-difluoromethyl-5-fluorobenzaldehyde (obtained as described in Example 779, preparation of starting materials).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08003649B2
Source datasetuspto-grants-2011_08
ORD IDord-cdbd7a9cc14e40f886d0066c6454fdf2
Source noteuspto-grants-2011_08