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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2218379Generated: November 1, 2026

Phosphorus oxychloride → HCID 178477969, compound

https://huagongshe.com/reaction/2218379

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhosphorus oxychlorideHCID 24813—
ReactantHCID 178515893HCID 178515893—
ProductHCID 178477969HCID 178477969—

Reaction Conditions

Temperature110 °C

Reaction Steps

5-(6-Bromo-3H-imidazo[4,5-b]pyridin-2-yl)pyridin-2-ol (300 mg, 1.03 mmol) was added to phosphorous oxychloride (6 ml) and the mixture was stirred at 110° C. for 4 h. The excess phosphorous oxychloride was evaporated off and the remaining oil was purified by flash chromatography using ethyl acetate/heptane as eluent. The title compound was isolated as a yellow solid (139 mg, 44%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07410966B2
Source datasetuspto-grants-2008_08
ORD IDord-e803cf2e06e64882aa906059df0e144e
Source noteuspto-grants-2008_08