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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1941844Generated: October 30, 2026

2-Ethyl-1,3-oxazole-4-carboxylic acid → HCID 53241101, compound

https://huagongshe.com/reaction/1941844

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Ethyl-1,3-oxazole-4-carboxylic acidHCID 21284955—
Reactant(R)-4-(5-amino-2-fluoro-phenyl)-5,5-difluoro-4-methyl-5,6-dihydro-4H-[1,3]oxazin-2-ylamineHCID 58304207—
ProductHCID 53241101HCID 53241101—

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 2-ethyl-oxazole-4-carboxylic acid following procedure I yielded the title compound as a brown oil. MS (ISP): m/z=383.3 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08389513B2
Source datasetuspto-grants-2013_03
ORD IDord-726bb072f46a40edb901a491391e7fda
Source noteuspto-grants-2013_03