Synonym(s): 2-Chloropyridine-3-carboxylic acid Formula: C6H4ClNO2 Formula weight: 157.56 Purity: 99% CAS Number: 2942-59-8 Harmonized Tariff Code:  2933.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …