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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 68548Generated: October 29, 2026

Thionyl Chloride → 2-Phenyl-4-benzyl-3,5-dioxo-2,3,4,5-tetrahydro-1,2,4-triazine-6-carbonyl chloride

https://huagongshe.com/reaction/68548

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThionyl ChlorideHCID 24386—
ReactantHCID 24712450HCID 24712450—
Product2-Phenyl-4-benzyl-3,5-dioxo-2,3,4,5-tetrahydro-1,2,4-triazine-6-carbonyl chlorideHCID 8669692281%

Reaction Steps

Intermediate k (3.0 g, 0.01 mol) was added to thionyl chloride (10V/W, 30 mL). The mixture was warmed up under stirring to react under reflux for 6 h. The solvent was evaporated off to produce a clear yellow crystal (2.8 g) in a yield of 81%.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08822465B2
Source datasetuspto-grants-2014_09
ORD IDord-9fb84a36524f43f688e61bb4b1101324
Source noteuspto-grants-2014_09