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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2306590Generated: November 1, 2026

2,4-Difluorobenzaldehyde → HCID 73985904, compound

https://huagongshe.com/reaction/2306590

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,4-DifluorobenzaldehydeHCID 73770—
Reactant3-Chloro-6-hydrazinyl-4-(1-pyrrolidinyl)pyridazineHCID 22609955—
SolventHydrochloric AcidHCID 313—
ProductHCID 73985904HCID 73985904—

Reaction Steps

3-Chloro-6-hydrazino-4-(pyrrolidin-1-yl)pyridazine (1.06 g, 4.9 mmol) and 2,4-difluorobenzaldehyde (437 ml, 4.9 mmol) were stirred in 0.2M hydrochloric acid (30 ml) for 2 hours. The precipitated imine was then collected by filtration and dried (1.37 g, 92%). MS (ES+) 338 [MH]+, 340 [MH]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06828322B2
Source datasetuspto-grants-2004_12
ORD IDord-bd01c367725549d494c75fa11488732d
Source noteuspto-grants-2004_12