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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 237104Generated: October 29, 2026

Hydrazine hydrate (1:1) → 6-(o-Fluorophenyl)-3-hydrazino-1,2,4-triazine

https://huagongshe.com/reaction/237104

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazine hydrate (1:1)HCID 24654—
Reactant3-Chloro-6-(o-fluorophenyl)-1,2,4-triazineHCID 21315222—
SolventPyridineHCID 1049—
Product6-(o-Fluorophenyl)-3-hydrazino-1,2,4-triazineHCID 12581290—

Reaction Conditions

Temperature60 °C

Reaction Steps

A 17.9 g. portion of 3-chloro-6-(o-fluorophenyl)-1,2,4-triazine is dissolved in 120 ml. of pyridine and cooled in an ice bath. An 8.5 g. portion of hydrazine hydrate is added and the mixture is heated at 60° C. for one hour and then cooled, poured into ice water and filtered giving 6-(o-fluorophenyl)-3-hydrazino-1,2,4-triazine as yellow plates.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04159375
Source datasetuspto-grants-1979_06
ORD IDord-ef0937981a834ac2acc1ff3c96433fc0
Source noteuspto-grants-1979_06