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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1674852Generated: October 30, 2026

2,3-Dihydro-1,4-benzodioxin-6-carbaldehyde → HCID 35905304, compound

https://huagongshe.com/reaction/1674852

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,3-Dihydro-1,4-benzodioxin-6-carbaldehydeHCID 248127—
Reactant6-Piperazino-3-(trifluoromethyl)[1,2,4]triazolo[4,3-b]pyridazineHCID 1476862—
ProductHCID 35905304HCID 35905304—

Reaction Steps

Reductive amination of 6-(piperazin-1-yl)-3-(trifluoromethyl)-[1,2,4]triazolo[4,3-b]pyridazine with 2,3-dihydro-1,4-benzodioxine-6-carbaldehyde was carried out according to General Synthetic Method 5. The crude product was purified by hplc using a Waters XBridge Prep C18 OBD column (5μ silica, 19 mm diameter, 100 mm length) eluted with decreasingly polar mixtures of water (containing 1% aqueous ammonia) and acetonitrile as eluents to give 6-[4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)piperazin-1-yl]-3-(trifluoromethyl)-[1,2,4]triazolo[4,3-b]pyridazine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08003649B2
Source datasetuspto-grants-2011_08
ORD IDord-d2be7c7b27ea49b7a55cbe3d86b45727
Source noteuspto-grants-2011_08