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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 358441Generated: October 29, 2026

Thionyl Chloride → HCID 20264132, compound

https://huagongshe.com/reaction/358441

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThionyl ChlorideHCID 24386—
ReactantHCID 12873134HCID 12873134—
CatalystDimethylformamideHCID 6228—
SolventBenzeneHCID 241—
ProductHCID 20264132HCID 20264132—

Reaction Steps

A mixture of 6,7-diacetoxy-1-ethyl-1,4-dihydro-4-oxoquinoline-3-caroxylic acid (60 mg), thionyl chloride (40 μL), and dimethylformamide (one drop) was heated under reflux for 3 hours in benzene (40 mL), and then the solvent was evaporated. To the residue was added benzene (20 mL). Benzene was evaporated and the residue was vacuum dried to give 6,7-diacetoxy-1-ethyl-1,4-dihydro-4-oxoquinoline-3-carbonyl chloride.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04468394
Source datasetuspto-grants-1984_08
ORD IDord-6d4f069b2b0142928320fcdb33bf7e8a
Source noteuspto-grants-1984_08