Small molecules & peptides

D-threo-N-NPS-Ritalinic acid

Precursor for D-threo-[¹¹C]Methylphenidate

N-NPS-Ritalinic acid

CA index name: 2-Piperidineacetic acid, 1-[(2-nitrophenyl)thio]-α-phenyl-, [R-(R,R)]-


Research Chemical


Molar mass 372.44

CAS RN [159701-28-7]

Purity ≥ 95 %

  • Yellow solid


CoA: appearance, ¹H NMR spectrum


Ding Y.-S. et al. Synthesis of the Racemate and Individual Enantiomers of [¹¹C]Methylphenidate for Studying Presynaptic Dopaminergic Neuro with Positron Emission Tomography. J. Labelled Compd. Radiopharm. 1994, XXIV, 989–997.

Studenov A.R. et al. An improved method for the radiosynthesis [¹¹C]d-threo-methylphenidate. J. Labelled Compd. Radiopharm. 2006, 49, 455–458.

Patt M. et al. Synthetic approaches and biodistribution studies of [¹¹C]methylphenidate. J. Pharm. Pharmaceutical Sci. 2007, 10, 312s–320s.

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Product No.: 1592Filling amount: 50 mg
Product No.: 1592

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