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

Participants

Role	Name	HCID	Charge
Reactant	Triethylamine	HCID 8471	—
Reactant	1,1'-Carbonyldiimidazole	HCID 68263	—
Reactant	Diisopropylethylamine	HCID 81531	—
Reactant	2,6-Difluoro-4-methoxybenzylamine	HCID 3866087	—
Reactant	4-(2,6-difluoro-4-methoxybenzyl)-2-(3,4-dimethoxyphenyl)-2H-pyrido[2,3-e][1,2,4]thiadiazin-3 (4H)-one 1,1-dioxide	HCID 90054671	—
Solvent	Dimethylformamide	HCID 6228	—
Product	4-(2,6-Difluoro-4-methoxybenzyl)-2-(2,6-dimethoxypyridin-4-yl)-2H-pyrido[2,3-e][1,2,4]thiadiazin-3(4H)-one 1,1-dioxide	HCID 72720665	—

Reaction Steps

The title compound (108 mg, 0.22 mmol) was prepared in two steps from (IntC2) (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 (246 mg, 1.52 mmol), triethylamine (0.10 mL, 0.72 mmol) in DMF (1.5 mL) using the methods of (95).

Provenance & Evidence

DOI	10.6084/m9.figshare.5104873.v1
Patent number	US09249160B2
Source dataset	uspto-grants-2016_02
ORD ID	ord-c808cc27218a44aa8a21a345361dba0a
Source note	uspto-grants-2016_02