Process for the preparation of 3-(3-chloro-1H-pyrazol-1-yl)pyridine

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United States of America Patent

PATENT NO 9029556
SERIAL NO

14517357

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Abstract

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3-(3-Chloro-1H-pyrazol-1-yl)pyridine is prepared by coupling 3-bromopyridine with commercially available 3-aminopyrazole, purifying the 3-(3-amino-1H-pyrazol-1-yl)pyridine by crystallization, and converting the amino group to a chloro group by a Sandmeyer reaction.

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DOW AGROSCIENCES LLC9330 ZIONSVILLE ROAD INDIANAPOLIS IN 46268

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Buysse, Ann M Carmel, US 47 1251
DeAmicis, Carl Indianapolis, US 62 1468
Li, Xiaoyong Midland, US 62 587
Lorsbach, Beth Indianapolis, US 132 1885
Ross,, Jr Ronald Zionsville, US 78 1355
Yang, Qiang Zionsville, US 195 2527

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