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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2255532Generated: November 1, 2026

Nitrogen → HCID 19738077, compound

https://huagongshe.com/reaction/2255532

Reaction equation

Participants

RoleNameHCIDCharge
ReactantNitrogenHCID 947—
Reactant2-Bromo-5-fluorobenzonitrileHCID 93654—
ReactantStannane, trimethyl(4-methylphenyl)-HCID 617834—
CatalystHCID 178418397HCID 178418397—
SolventTolueneHCID 1140—
ProductHCID 19738077HCID 1973807764%

Reaction Steps

A solution of p-tolyltrimethyltin (1.26 g; 4.96 mmol) in dry toluene (8 mL) was degassed with a stream of N2 for ca. 5 min. To this solution under N2 was added 2-bromo-5-fluoro-benzonitrile (0.901 g; 4.51 mmol) and Pd(PPh3)4 (260 mg; 5 mol %). The reaction was stirred at reflux under N2 for 12 hr and then cooled to room temperature. The reaction mixture was filtered through a pad of celite and the filtrate was concentrated in vacuo. The product was purified by flash chromatography on a silica column eluting with Hex/CH2Cl2 to afford 0.606 g (64%) of the title compound as a slightly yellow solid. 1H-NMR (300 MHz, CDCl3) δ 2.40 (s, 3H), 7.28 (d, 2H), 7.34 (dd, 1H), 7.40 (d, 2H), 7.44 (t, 1H), 7.46 (dd, 1H); FAB mass spectrum, m/e 211 (m+, calcd for C14H10NF, 211).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05240928
Source datasetuspto-grants-1993_08
ORD IDord-ba2e687dc6344dc6a96f10f75489edb0
Source noteuspto-grants-1993_08