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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1772974Generated: November 3, 2026

Triethylamine → 4-(2,6-Difluoro-4-methoxybenzyl)-2-(5,6-dimethoxypyridin-3-yl)-2H-pyrido[2,3-e][1,2,4]thiadiazin-3(4H)-one 1,1-dioxide

https://huagongshe.com/reaction/1772974

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
Reactant1,1'-CarbonyldiimidazoleHCID 68263—
ReactantDiisopropylethylamineHCID 81531—
Reactant2,6-Difluoro-4-methoxybenzylamineHCID 3866087—
Reactant4-(2,6-difluoro-4-methoxybenzyl)-2-(3,4-dimethoxyphenyl)-2H-pyrido[2,3-e][1,2,4]thiadiazin-3 (4H)-one 1,1-dioxideHCID 90054671—
SolventDimethylformamideHCID 6228—
Product4-(2,6-Difluoro-4-methoxybenzyl)-2-(5,6-dimethoxypyridin-3-yl)-2H-pyrido[2,3-e][1,2,4]thiadiazin-3(4H)-one 1,1-dioxideHCID 72720666—

Reaction Steps

The title compound (134 mg, 0.27 mmol) was prepared in two steps from (IntC4) (165 mg, 0.5 mmol), 2,6-difluoro-4-methoxybenzylamine (90 uL, 0.6 mmol) and N,N-diisopropylethylamine (180 uL, 1.0 mmol); followed by 1,1′-carbonyldiimidazole (331 mg, 2.04 mmol), triethylamine (0.14 mL, 1.00 mmol) in DMF (1.5 mL) using the methods of (95).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09249160B2
Source datasetuspto-grants-2016_02
ORD IDord-a6956fe1d354418db1fbc1fd7b8a6d67
Source noteuspto-grants-2016_02