picolinic acid

CAS No. 98-98-6

Formula: C6H5NO2
Basic Info

Picolinic acid is an organic compound with the formula C5H4N(CO2H). It is a derivative of pyridine with a carboxylic acid substituent at the 2-position. It is an isomer of nicotinic acid, which has the carboxyl side chain at the 3-position. It is a white solid that is soluble in water.
In synthetic organic chemistry, has been used as a substrate in the Mitsunobu reaction and in the Hammick reaction.:495ff

Formula
C6H5NO2
Molecular Weight
123.109
Exact Mass
123.032
LogP
0.7798
PSA
50.19
Synonyms

2-pyridinecarboxylic acid

2-Carboxypyridine

Picolinic acid

acidepicolique

pyridine-2-carboxylic acid

2-acid pyridine

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Properties
Appearance & Physical State
Off-white to tan powder
Melting Point
139-142 °C(lit.)
Water Solubility
887 g/L (20 ºC)
Storage Condition
Store at RT.
Safety Info
RTECS
TJ7344000
Safety Statements
S26; S36; S33; S24/25
WGK Germany
3
Risk Statements
R22; R36; R36/37/38
HS Code
29333999
Caution Statement
P305 + P351 + P338
Hazard Codes
Hazard Declaration
Caution Statement
Spectrum
NMR Spectrum 1H NMR : 400 MHz in DMSO-d6
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IR Spectrum IR : KBr disc
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Mass Spectrum Mass spectrum (electron ionization)
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ESR Spectrum ESR : UV IRRAD. OF NA SALT IN H2O RICH MIXED SOLV.
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Related Compound Information

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