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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 613468Generated: October 31, 2026

Methylhydrazine → HCID 19592327, compound

https://huagongshe.com/reaction/613468

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethylhydrazineHCID 6061—
ReactantHCID 19592815HCID 19592815—
Solvent1,2-DichloroethaneHCID 11—
ProductHCID 19592327HCID 1959232745.2%

Reaction Steps

A mixture of 3-acetyl-4-chloro-8-nitroquinoline (140 mg) and methylhydrazine (77.2 mg) in ethylene chloride was refluxed for 30 minutes. The mixture was concentrated in vacuo, and the residue was purified by column chromatography on silica gel (methanol-dichloroethane) to give 2,3-dimethyl-6-nitro-2H-pyrazolo[4,3-c]quinoline (61.2 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06008230
Source datasetuspto-grants-1999_12
ORD IDord-f5c673ac04ff4372a4fdaf7bf1b824a6
Source noteuspto-grants-1999_12