Preparation of 2-chloropyridine 3-carboxylic acid esters

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

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546154, 546156, 546174, 546298, 546314, C07D21516, C07D21512, C07D21170

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049872320

ABSTRACT:
2-chloropyridine 3-carboxylic acid esters are prepared by cyclization of 1,3-butadiene derivatives in the presence of hydrogen chloride.

REFERENCES:
J. Org. Chem. 19, 1633, (1954), E. C. Taylor et al., Pyridine-1-Oxides, I. Synthesis of Some Nicotinc Acid Derivatives.

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