Small molecules & peptides

Fluoroethylcholine chloride

Reference substance for [¹⁸F]Fluoroethylcholine

FECh chloride; FEtCh chloride

CA index name: Ethanaminium, N-(2-fluoroethyl)-2-hydroxy-N,N-dimethyl-, chloride


Research Chemical


Molar mass 171.64

CAS RN [479407-08-4]

Purity ≥ 95 %

  • Yellowish solid


CoA: appearance, ¹H and ¹⁹F NMR spectra


Hara T. et al. Development of ¹⁸F-fluoroethylcholine for cancer imaging with PET: synthesis, biochemistry, and prostate cancer imaging J. Nucl. Med. 2002, 43, 187–199.

DeGrado T.R. et al. Synthesis and Evaluation of ¹⁸F-Labeled Choline Analogs as Oncologic PET Tracers J. Nucl. Med. 2001, 42, 1805–1814.

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