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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2424349Generated: November 1, 2026

3-Fluoropyridine-2-carboxylic acid → 3-Fluoro-pyridine-2-carboxylic acid [3-((S)-2-amino-4-methyl-5,6-dihydro-4H-[1,3]oxazin-4-yl)-4-fluoro-phenyl]-amide

https://huagongshe.com/reaction/2424349

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Fluoropyridine-2-carboxylic acidHCID 2762786—
Reactant[(S)-4-(5-amino-2-fluoro-phenyl)-4-methyl-5,6-dihydro-4H-[1,3]oxazin-2-yl]-carbamic acid tert-butyl esterHCID 67234727—
Product3-Fluoro-pyridine-2-carboxylic acid [3-((S)-2-amino-4-methyl-5,6-dihydro-4H-[1,3]oxazin-4-yl)-4-fluoro-phenyl]-amideHCID 53241246—

Reaction Steps

The coupling of [(S)-4-(5-amino-2-fluoro-phenyl)-4-methyl-5,6-dihydro-4H-[1,3]oxazin-2-yl]-carbamic acid tert-butyl ester from experiment F (R3=Me) and 3-fluoro-pyridine-2-carboxylic acid followed by deprotection using procedure H yielded the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07964594B1
Source datasetuspto-grants-2011_06
ORD IDord-bad5a15d0824496cbd0898ef4c3b8439
Source noteuspto-grants-2011_06