Пиколиновой кислоты; 2-пиридинкарбоновой кислоты

Name: Picolinic Acid; 2-Pyridinecarboxylic acid Molecular Structure: Molecular Formula: C6H5NO2 Molecular weight: 123.11 Nature: white or slightly yellow crystalline powder, melting point of 136 ° C to 139 ° C; soluble in water, almost insoluble in ether, chloroform and carbon disulfide. Ingredients: picolinic acid ≥ 99%, water ≤ 0.5%, Residue on ignition ≤ 0.3% Application: Organic synthesis, pharmaceutical intermediates, dyes Preparation. Introduction: Picolinic acid is a pyridine compound with a carboxyl side chain at the 2-position. It is an isomer of nicotinic acid, which has the carboxyl side chain at the 3-position. It is a catabolite of the amino acid tryptophan.