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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 252191Generated: November 1, 2026

Trifluoroacetic acid → [4-(4-Aminobutyl)phenoxy]acetonitrile

https://huagongshe.com/reaction/252191

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant[4-(4-Cyanomethoxyphenyl)butyl]carbamic acid tert-butyl esterHCID 21031133—
SolventDichloromethaneHCID 6344—
Product[4-(4-Aminobutyl)phenoxy]acetonitrileHCID 22054440—

Reaction Steps

Compound 40 (0.105 g, 0.345 mmol) was dissolved in dichloromethane (10 mL). Trifluoroacetic acid (2 mL) was added in one portion. The mixture was stirred at room temperature for 2 h, and then concentrated under vacuum to dryness. The crude residue was used directly without further purification. 1H NMR (300 MHz, CD3OD): δ 1.60-1.75 (m, 4H), 2.65 (t, 2H), 2.92 (t, 2H), 4.38 (s, 2H), 6.96 (d, 2H), 7.20 (d, 2H). m/z (APCI): 205 [C12H16N2O+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07868010B2
Source datasetuspto-grants-2011_01
ORD IDord-8d6db304106c4cadbde4ea3fdee1c738
Source noteuspto-grants-2011_01