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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 455745Generated: October 30, 2026

3-Pyridinylboronic acid → (S)-2'-(3,6-dihydro-2H-pyran-4-yl)-4'-flouro-7'-(pyridin-3-yl)-5,6-dihydrospiro[[1,3]oxazine-4,9'-xanthen]-2-amine

https://huagongshe.com/reaction/455745

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Pyridinylboronic acidHCID 2734378—
Reactant3,6-Dihydro-2H-pyran-4-boronic acid pinacol esterHCID 11218053—
Reactant(S)-7'-bromo-4'-fluoro-2'-methoxy-5,6-dihydrospiro[[1,3]oxazine-4,9'-xanthen]-2-amineHCID 58465963—
Product(S)-2'-(3,6-dihydro-2H-pyran-4-yl)-4'-flouro-7'-(pyridin-3-yl)-5,6-dihydrospiro[[1,3]oxazine-4,9'-xanthen]-2-amineHCID 58465981—

Reaction Steps

The title compound was synthesized by steps analogous to those described in method A7 above, but using intermediate 20B, pyridin-3-ylboronic acid and 2-(3,6-dihydro-2H-pyran-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08497264B2
Source datasetuspto-grants-2013_07
ORD IDord-d59f69c7dc0547f18bcc741a8355c79b
Source noteuspto-grants-2013_07