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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 517086Generated: October 27, 2026

3,5-Dichloro-2-pyridinecarboxylic acid → 3,5-Dichloro-pyridine-2-carboxylic acid {3-[(4R,5R)-2-amino-4-methyl-5-(2,2,2-trifluoro-ethoxy)-5,6-dihydro-4H-[1,3]oxazin-4-yl]-4-fluoro-phenyl}-amide

https://huagongshe.com/reaction/517086

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,5-Dichloro-2-pyridinecarboxylic acidHCID 219989—
Reactant(4R,5R)-4-(5-amino-2-fluoro-phenyl)-4-methyl-5-(2,2,2-trifluoro-ethoxy)-5,6-dihydro-4H-[1,3]oxazin-2-ylamineHCID 86672007—
Product3,5-Dichloro-pyridine-2-carboxylic acid {3-[(4R,5R)-2-amino-4-methyl-5-(2,2,2-trifluoro-ethoxy)-5,6-dihydro-4H-[1,3]oxazin-4-yl]-4-fluoro-phenyl}-amideHCID 66557908—

Reaction Steps

The condensation of (4R,5R)-4-(5-amino-2-fluoro-phenyl)-4-methyl-5-(2,2,2-trifluoro-ethoxy)-5,6-dihydro-4H-[1,3]oxazin-2-ylamine (A8.4) and 3,5-dichloro-pyridine-2-carboxylic acid following procedure I yielded the title compound as a white solid. MS (ISP): m/z=495.1 [M+H]+ and 497.2 [M+2+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09115098B2
Source datasetuspto-grants-2015_08
ORD IDord-828032b0b2f8462ea1090ba38ea71343
Source noteuspto-grants-2015_08