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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1502080Generated: October 30, 2026

6-fluoro-2-methyl-3-((3R,9aR)-octahydropyrazino[2,1-c][1,4]oxazin-3-yl)benzonitrile → (3R,9aR)-tert-Butyl 3-(3-cyano-4-fluoro-2,5-dimethylphenyl)hexahydropyrazino[2,1-c][1,4]oxazine-8(1H)-carboxylate

https://huagongshe.com/reaction/1502080

Reaction equation

Participants

RoleNameHCIDCharge
Reactant6-fluoro-2-methyl-3-((3R,9aR)-octahydropyrazino[2,1-c][1,4]oxazin-3-yl)benzonitrileHCID 71273584—
Reactant(3R,9aS)-tert-butyl 3-(3-cyano-4-fluoro-2,5-dimethylphenyl)hexahydropyrazino[2,1-c][1,4]oxazine-8(1H)-carboxylateHCID 89633504—
Product(3R,9aR)-tert-Butyl 3-(3-cyano-4-fluoro-2,5-dimethylphenyl)hexahydropyrazino[2,1-c][1,4]oxazine-8(1H)-carboxylateHCID 89633507—

Reaction Steps

(3R,9aR)-tert-Butyl 3-(3-cyano-4-fluoro-2,5-dimethylphenyl)hexahydropyrazino[2,1-c][1,4]oxazine-8(1H)-carboxylate was prepared in an analogous fashion to that described for the synthesis of (3R,9aS)-tert-butyl 3-(3-cyano-4-fluoro-2,5-dimethylphenyl)hexahydropyrazino[2,1-c][1,4]oxazine-8(1H)-carboxylate starting from 6-fluoro-2-methyl-3-((3R,9aR)-octahydropyrazino[2,1-c][1,4]oxazin-3-yl)benzonitrile.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09206199B2
Source datasetuspto-grants-2015_12
ORD IDord-31ae8fb618ad4aef953d9c043a2ddad8
Source noteuspto-grants-2015_12