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JOURNALS // Mendeleev Communications // Archive

Mendeleev Commun., 2024 Volume 34, Issue 1, Pages 126–128 (Mi mendc63)

This article is cited in 1 paper

Communications

An expedient synthesis of a picolinamide-based betain bearing a 3-sulfonatopropyl substituent

E. P. Kramarovaa, D. N. Lyahmuna, D. V. Tarasenkoa, A. A. Korlyukovab, P. V. Dorovatovskiic, T. A. Shmigola, S. Yu. Bylikind, Yu. I. Baukova, V. V. Negrebetskya

a N.I. Pirogov Russian National Research Medical University, Moscow, Russian Federation
b A.N. Nesmeyanov Institute of Organoelement Compounds of Russian Academy of Sciences, Moscow, Russian Federation
c National Research Centre 'Kurchatov Institute', Moscow, Russian Federation
d The Open University, Walton Hall, Milton Keynes, UK

Abstract: 3-[2-(Aminocarbonyl)pyridinium-1-yl]propane-1-sulfonate, a promising medicinal betain, was prepared by a one-pot synthesis with a 89% yield via N-alkylation of ethyl picolinate with 1,3-propanesultone in MeCN followed by ammonolysis. The reaction involving picolinamide in MeOH followed by the treatment with acetone afforded a novel 3,3-dimethyl- 1-oxo-2,3-dihydro-1H-imidazo[1,5-a]pyridin-4-ium 3-methoxypropane-1-sulfonate.

Keywords: picolinic acid derivatives, sulfobetains, sultones, alkylation, pyridinium salts, imidazo[1,5-a]pyridin-4-ium salts, NMR and FT–IR spectroscopy, X-ray study.

Language: English

DOI: 10.1016/j.mencom.2024.01.038



© Steklov Math. Inst. of RAS, 2025