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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1295038Generated: October 31, 2026

Hydrazine hydrate (1:1) → HCID 178489139, compound

https://huagongshe.com/reaction/1295038

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazine hydrate (1:1)HCID 24654—
Reactant2-Amino-3,4-dimethylpyridineHCID 11007884—
Reactant(3-Chloro-2-fluorophenyl)(3-fluoro-4-methoxyphenyl)methanoneHCID 64712239—
SolventPyridineHCID 1049—
ProductHCID 178489139HCID 178489139—

Reaction Steps

Prepared according to Method D, Step A from (3-chloro-2-fluorophenyl)(3-fluoro-4-methoxyphenyl)methanone (0.80 g, 2.83 mmol), hydrazine hydrate (1 mL), dimethyl-aminopyridine (0.390 g) and pyridine (5 mL). The reaction mixture was combined with a previous batch at this stage and the title compound was obtained as a white solid and recrystallized from ethyl acetate/hexane (1.30 g, 4.79 mmol, 83%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07241791B2
Source datasetuspto-grants-2007_07
ORD IDord-cd5d7a0041af4c7ea52ba0a95fa0f01d
Source noteuspto-grants-2007_07