Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1941855Generated: October 30, 2026

(R)-4-(5-amino-2-fluoro-phenyl)-5,5-difluoro-4-methyl-5,6-dihydro-4H-[1,3]oxazin-2-ylamine → HCID 178421646, compound

https://huagongshe.com/reaction/1941855

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(R)-4-(5-amino-2-fluoro-phenyl)-5,5-difluoro-4-methyl-5,6-dihydro-4H-[1,3]oxazin-2-ylamineHCID 58304207—
Reactant4-chloro-3-cyclopropyl-1H-pyrazole-5-carboxylic acidHCID 178524927—
ProductHCID 178421646HCID 178421646—

Reaction Steps

The condensation of (R)-4-(5-amino-2-fluoro-phenyl)-5,5-difluoro-4-methyl-5,6-dihydro-4H-[1,3]oxazin-2-ylamine (intermediate XI-1) and 4-chloro-5-cyclopropyl-2H-pyrazole-3-carboxylic acid following procedure I yielded the title compound as a white foam. MS (ISP): m/z=428.3 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08389513B2
Source datasetuspto-grants-2013_03
ORD IDord-3fe46111782448d6a5432a780c9e2c1a
Source noteuspto-grants-2013_03