Small molecules & peptides


Ligand for labelling with 99mTc-Tracer

6-Boc-hydrazinopyridine-3-NHS; N'-{5-[2-(2,5-Dioxo-pyrrolidin-1-yloxy)-acetyl]-pyridin-2-yl}-hydrazinecarboxylic acid tert-butyl ester

CA index name: Hydrazinecarboxylic acid, 2-[5-[[(2,5-dioxo-1-pyrrolidinyl)oxy]carbonyl]-2-pyridinyl]-, 1,1-dimethylethyl ester


Research Chemical


Molar mass 350.33

CAS RN [133081-26-2]

Purity ≥ 95 %

  • Colorless crystals


CoA: appearance, ¹H NMR spectrum


Abrams M.J. et al. Technetium-99-m-Human Polyclonal IgG radiolabeled via the hydrazino nicotinamide derivative for imaging focal sites of infection in rats. J. Nucl. Med. 1990, 31, 2022–2028.

Decristoforo C. et al. 99mTc-Tracer-HYNIC-[Tyr³]-octreotide for imaging somatostatin-receptor-positive tumors: preclinical evaluation and comparison with ¹¹¹In-octreotide. J. Nucl. Med. 2000, 41, 1114–1119.

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