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98-98-6 - 2-Picolinic acid, 99% - Pyridine-2-carboxylic acid - A14749 - Alfa Aesar

A14749 2-Picolinic acid, 99%

Codice CAS
98-98-6
Sinonimi
Pyridine-2-carboxylic acid

Dimensioni Prezzo ($) Quantità Disponibilità
100g 39,70
500g 149,00
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2-Picolinic acid, 99%

MDL
MFCD00006293
EINECS
202-719-7

Proprietà chimiche

Formula
C6H5NO2
Peso formula
123.11
Punto di fusione
135-139°
Punto di infiammabilità
139°(232°F)
Solubilità
Soluble in water. Also soluble in glacial acetic acid, ethanol and methanol. Insoluble in chloroform.

Applicazioni

2-Picolinic acid is used as a chelate for alkaline earth metals. Used to prepare picolinato ligated transition metal complexes. In synthetic organic chemistry, has been used as a substrate in the Mitsunobu reaction and in the Hammick reaction.

Note

Stable under recommended storage conditions. Incompatible with oxidizing agents, reducing agents and bases.

Letteratura

Hong Zhao; Yuzhong Zhang; Zhuobin Yuan. Electrochemical determination of dopamine using a poly(2-picolinicacid) modified glassy carbon electrode. Analyst. 2001, 126, (3),358-360

 

Xinjian Li; Dapeng Zou; Faqiang Leng; Chunxia Sun; Jingya Li; Yangjie Wu; Yusheng Wu. Arylation of 2-substituted pyridines via Pd-catalyzed decarboxylative cross-coupling reactions of 2-picolinic acid. Chemical Communications. 2013, 49, (3),312-314

Has been found to accelerate significantly oxidations with chromic acid: J. Am. Chem. Soc., 98, 1026 (1976).

Amino groups can be protected, by DCC coupling, as picolinamides, which can be cleaved with acidic Cu(OAc)2: Synth. Commun., 383 (1972).

Rischio GHS e dichiarazioni precauzionali

Dichiarazioni di rischio (UE): H302-H315-H319-H335

Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Dichiarazioni precauzionali: P261-P280-P305+P351+P338-P304+P340-P362-P301+P312-P312-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Altri riferimenti

Merck
14,7403
Beilstein
109595
Codice tariffe armonizzato
2933.39
TSCA
Yes
RTECS
TJ7344000

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