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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 908444Generated: November 1, 2026

2-Methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenol → 4-(6-Amino-5-oxazolo[5,4-b]pyridin-2-yl-3-pyridyl)-2-methoxy-phenol

https://huagongshe.com/reaction/908444

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenolHCID 2734650—
Reactant3-Oxazolo[5,4-b]pyridin-2-yl-5-[1-(4-piperidyl)pyrazol-4-yl]pyridin-2-amineHCID 57687113—
Product4-(6-Amino-5-oxazolo[5,4-b]pyridin-2-yl-3-pyridyl)-2-methoxy-phenolHCID 67388664101.6%

Reaction Steps

Using the procedure described in the starting material portion of Example 41, 5-bromo-3-oxazolo[5,4-b]pyridin-2-yl-pyridin-2-amine (1 g, Example 9 starting material) and 2-methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenol (902 mg) were reacted to afford 4-(6-amino-5-oxazolo[5,4-b]pyridin-2-yl-3-pyridyl)-2-methoxy-phenol (940 mg) as a solid. NMR Spectrum: (DMSOd6) 3.89 (s, 3H), 6.87 (d, 1H), 7.11 (dd, 1H), 7.25 (d, 1H), 7.53 (dd, 1H), 7.74 (bs, 2H), 8.29 (dd, 1H), 8.39 (dd, 1H), 8.44 (d, 1H), 8.57 (d, 1H), 9.11 (bs, 1H); Mass spectrum: M+H+ 335.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08017611B2
Source datasetuspto-grants-2011_09
ORD IDord-6b64f2279ff5457fa1997d4876fe7404
Source noteuspto-grants-2011_09