3-Iodopyridine-2-carboxylic acid methyl ester

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3-Iodopyridine-2-carboxylic acid methyl ester Basic information
Product Name:3-Iodopyridine-2-carboxylic acid methyl ester
Synonyms:3-Iodopyridine-2-carboxylic acid methyl ester;3-Iodo-2-pyridinecarboxylic acid methyl ester;Methyl 3-iodo-2-picolinate;Methyl 3-iodopicolinate;Methyl 3-iodopyridine-2-carboxylate 97%;2-Pyridinecarboxylic acid, 3-iodo-, methyl ester
CAS:73841-41-5
MF:C7H6INO2
MW:263.03
EINECS:
Product Categories:
Mol File:73841-41-5.mol
3-Iodopyridine-2-carboxylic acid methyl ester Structure
3-Iodopyridine-2-carboxylic acid methyl ester Chemical Properties
Boiling point 298.5±20.0 °C(Predicted)
density 1.844±0.06 g/cm3(Predicted)
Fp >110℃
storage temp. Keep in dark place,Inert atmosphere,Room temperature
form solid
pka-0.66±0.10(Predicted)
InChI1S/C7H6INO2/c1-11-7(10)6-5(8)3-2-4-9-6/h2-4H,1H3
InChIKeyITYQUGKRGXNQSC-UHFFFAOYSA-N
SMILESCOC(=O)c1ncccc1I
Safety Information
WGK Germany 3
HS Code 2933399990
Storage Class11 - Combustible Solids
MSDS Information
3-Iodopyridine-2-carboxylic acid methyl ester Usage And Synthesis
Synthesis
Methanol

67-56-1

3-Iodopyridine-2-carboxylic acid

73841-32-4

3-Iodopyridine-2-carboxylic acid methyl ester

73841-41-5

General procedure for the synthesis of methyl 3-iodopyridinecarboxylate from methanol and 3-iodopyridine-2-carboxylic acid: a mixture of 3-iodopyridine-2-carboxylic acid (D1, 3.0 g, 0.012 mol) and concentrated sulfuric acid (2 mL) in methanol (100 mL) was heated and refluxed for 18 hr at 65 °C. After completion of the reaction, the solvent was removed by rotary evaporator under reduced pressure. The residue was alkalized to neutrality with solid sodium bicarbonate and subsequently extracted with ethyl acetate (3 × 100 mL). The organic phases were combined, dried with anhydrous sodium sulfate, filtered and concentrated under reduced pressure to give methyl 3-iodopyridinecarboxylate (2.2 g, 70% yield). NMR hydrogen spectrum (CDCl3, 250 MHz) δH: 4.01 (3H, s), 7.13 (1H, dd), 8.29 (1H, dd), 8.64 (1H, dd). Mass spectrum (electrospray ionization): calculated value of 263 and measured value of 264 (MH+) for C7H6INO2.

References[1] Patent: US2008/312209, 2008, A1. Location in patent: Page/Page column 13
[2] Patent: WO2007/7018, 2007, A1. Location in patent: Page/Page column 39
[3] Patent: WO2006/25783, 2006, A1. Location in patent: Page/Page column 120-121
3-Iodopyridine-2-carboxylic acid methyl ester Preparation Products And Raw materials
Raw materialsMethanol-->3-Iodopyridine-2-carboxylic acid-->Sodium bicarbonate
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