8.00614

Pyridine-2,6-dicarboxylic acid

for synthesis

• Synonym(s): Pyridine-2,6-dicarboxylic acid, Dipicolinic acid
• Linear Formula: 2,6-(HOOC)₂C₅H₃N
• CAS Number: 499-83-2
• Molecular Weight: 167.12
• UNSPSC Code: 12352106
• EC Index Number: 207-894-3
• NACRES: NA.22
• MDL number: MFCD00006299
• Assay: ≥98.0% (acidimetric)
• Form: powder

Properties

• vapor pressure: <0.01 hPa ( 20 °C)
• Quality Segment: 200
• assay: ≥98.0% (acidimetric)
• form: powder
• autoignition temp.: 620 °C
• potency: 10500 mg/kg LD₅₀, oral (Rat)
• pH: 2.0 (20 °C, 5 g/L in H₂O)
• mp: 248-255 °C
• solubility: 5 g/L
• bulk density: 700 kg/m³
• storage temp.: 2-30°C
• SMILES string: n1c(cccc1C(=O)O)C(=O)O
• InChI: 1S/C7H5NO4/c9-6(10)4-2-1-3-5(8-4)7(11)12/h1-3H,(H,9,10)(H,11,12)
• InChI key: WJJMNDUMQPNECX-UHFFFAOYSA-N

Description

Application

• Adsorption of Cu(II) ions from aqueous solution using pyridine-2,6-dicarboxylic acid crosslinked chitosan as a green biopolymer adsorbent.: This research explores the efficiency of a green biopolymer, specifically chitosan crosslinked with pyridine-2,6-dicarboxylic acid, for the adsorption of copper ions from aqueous solutions, highlighting its potential for environmental cleanup and water treatment (Bisiriyu et al., 2020).


• Crystal structure of nonadentate tricompartmental ligand derived from pyridine-2,6-dicarboxylic acid: Spectroscopic, electrochemical and thermal investigations of its transition metal(II) complexes.: This article details the structural and functional characteristics of a complex ligand derived from pyridine-2,6-dicarboxylic acid, which could inform further research in coordination chemistry and material science (Vadavi et al., 2011).


• Pyridine-substituted oligopeptides as scaffolds for the assembly of multimetallic complexes: variation of chain length.: This research explores the use of pyridine-2,6-dicarboxylic acid in the construction of oligopeptide scaffolds for multimetallic complexes, relevant to the fields of molecular engineering and nanotechnology (Ohr et al., 2005).


• Comprehensive study of the luminescent properties and lifetimes of Eu(3+) and Tb(3+) chelated with various ligands in aqueous solutions: influence of the synergic agent, the surfactant and the energy level of the ligand triplet.: This study provides a thorough analysis of the luminescent behavior of lanthanide complexes with pyridine-2,6-dicarboxylic acid derivatives, significant for developing advanced photonic and electronic materials (Arnaud et al., 2003).

Analysis Note

Assay (acidimetric): ≥ 98,0 %(m)
Identity (IR): conforms

Safety Information

• pictograms: GHS05,GHS07
• signalword: Danger
• hcodes: H314 - H335
• pcodes: P260 - P271 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1 - Skin Corr. 1B - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 8A - Combustible, corrosive hazardous materials
• wgk: WGK 3
• flash_point_f: 370.4 °F - closed cup
• flash_point_c: 188 °C - closed cup