Small molecules & peptides

2-Bromoethyl nosylate

Precursor for [¹⁸F]BFE (1-bromo-2-[¹⁸F]fluoroethane)

CA index name: 2-Bromoethyl p-nitrobenzenesulfonate; Benzenesulfonic acid, 4-nitro-, 2-bromoethyl ester


Research Chemical


Molar mass 310.12

CAS RN [52331-22-3]

Purity ≥ 95 %

  • Colorless to yellowish solid


CoA: appearance, ¹H NMR spectrum


Kumar P. et al. ¹⁸F-FESB: synthesis and automated radiofluorination of a novel ¹⁸F-labeled pet tracer for β-amyloid plaques J. Labelled Compd. Radiopharm. 2005, 482, 983–996.

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