Small molecules & peptides

Acetic acid piperidin-4-yl ester hydrochloride

Precursor for [¹¹C]AMP

4-Acetoxy-piperidine, hydrochloride; 4-Piperidinyl acetate, hydrochloride; PA · HCl

CA index name: 4-Piperidinol acetate, hydrochloride


Research Chemical


Molar mass 179.64

CAS RN [94886-04-1]

Purity ≥ 95 %

  • Colorless crystals


CoA: appearance, ¹H NMR spectrum

Product sheets (PDF)


Nguyen T.B. et al. Syntheses of carbon-¹¹ labeled piperidine esters as potential in vivo substrates for acetylcholinesterase. Nucl. Med. Biol. 1998, 25, 761–768.

Iyo M. et al. Measurement of acetylcholinesterase by positron emission tomography in the brains of healthy controls and patients with Alzheimer's disease. Lancet 1997, 349, 1805–1809.

Irie T. et al. Design and Evaluation of Radioactive Acetylcholine Analogs for Mapping Brain Acetylcholinesterase (AchE) In Vivo. Nucl. Med. Biol. 1994, 21, 801–808.

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