![65287-34-5](/CAS/GIF/65287-34-5.gif)
2-Chloropyridine-4-carbonyl chloride synthesis
- Product Name:2-Chloropyridine-4-carbonyl chloride
- CAS Number:65287-34-5
- Molecular formula:C6H3Cl2NO
- Molecular Weight:176
![2-Chloro-4-pyridinecarboxylic acid](/CAS/GIF/6313-54-8.gif)
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Yield: 100%
Reaction Conditions:
with thionyl chloride at 80; for 3 h;
Steps:
xxix.a 2-Chloroisonicotinoyl chloride 172
A solution of 2-chloroisonicotinic acid (2.0 g, 12.69 mmol) in thionyl chloride (15 mL) was heated at 80 °C for 3 hours. The mixture was concentrated in vacuo and the residue resuspended in DCM (3 x 10 mL) and concentrated to remove the excess thionyl chloride to give the title compound as yellow oil (2.2 g, 100%). LCMS-C: (MeOH quench) RT 1 .79 min; m/z 172.1 [M+H]+
References:
CTXT PTY LTD;BERGMAN, Ylva Elisabet;FOITZIK, Richard Charles;MORROW, Benjamin Joseph;CAMERINO, Michelle Ang;WALKER, Scott Raymond;LAGIAKOS, H. Rachel;FEUTRILL, John;STEVENSON, Graeme Irvine;STUPPLE, Paul Anthony WO2016/34673, 2016, A1 Location in patent:Page/Page column 102
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![2-Chloro-4-pyridinecarboxylic acid](/CAS/GIF/6313-54-8.gif)
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65287-34-5
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