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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 405760Generated: October 26, 2026

5-fluoropyridine-2-carboxylic Acid → 5-Fluoro-pyridine-2-carboxylic acid [3-((4R,5R)-2-amino-5-fluoro-4,5-dimethyl-5,6-dihydro-4H-[1,3]oxazin-4-yl)-4-fluoro-phenyl]-amide

https://huagongshe.com/reaction/405760

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-fluoropyridine-2-carboxylic AcidHCID 2762876—
Reactant(4R,5R)-4-(5-amino-2-fluoro-phenyl)-5-fluoro-4,5-dimethyl-5,6-dihydro-4H-[1,3]oxazin-2-ylamineHCID 86672006—
Product5-Fluoro-pyridine-2-carboxylic acid [3-((4R,5R)-2-amino-5-fluoro-4,5-dimethyl-5,6-dihydro-4H-[1,3]oxazin-4-yl)-4-fluoro-phenyl]-amideHCID 66558936—

Reaction Steps

The condensation of (4R,5R)-4-(5-amino-2-fluoro-phenyl)-5-fluoro-4,5-dimethyl-5,6-dihydro-4H-[1,3]oxazin-2-ylamine (A8.3) and 5-fluoro-pyridine-2-carboxylic acid following procedure I yielded the title compound as a colorless solid. MS (ISP): m/z=379.3 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08754075B2
Source datasetuspto-grants-2014_06
ORD IDord-1d80494d4ebc4c7f96261c42dc8345f1
Source noteuspto-grants-2014_06