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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1874365Generated: October 30, 2026

Cesium carbonate → HCID 57749141, compound

https://huagongshe.com/reaction/1874365

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCesium carbonateHCID 10796—
Reactant5-Bromo-2-nitropyridineHCID 817620—
ReactantTert-butyl (2-fluoro-5-hydroxyphenyl)carbamateHCID 57749385—
SolventDimethylformamideHCID 6228—
ProductHCID 57749141HCID 5774914150%

Reaction Steps

In the same manner as in Reference Example 33 and using tert-butyl (2-fluoro-5-hydroxyphenyl)carbamate (22.4 g, 98.4 mmol), 5-bromo-2-nitropyridine (16.7 g, 82.0 mmol), cesium carbonate (40.1 g, 123 mmol) and N,N-dimethylformamide (140 mL) as starting materials, the title compound (14.2 g, 50%) was obtained as a yellow oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08304557B2
Source datasetuspto-grants-2012_11
ORD IDord-fc37d8e74ae64b44a9d6113c3309f5ac
Source noteuspto-grants-2012_11