4-amino-3,5,6-trichloropicolinic acid

Independent reference data for 4-amino-3,5,6-trichloropicolinic acid (CAS 1918-02-1), compiled from public chemistry databases.

Registry identifiers across databases

Computed descriptors

Physicochemical values on record

Documented uses on record

Used to control woody plants and broad-leaved weeds in range management programs; [EXTOXNET]For deep-rooted broadleaf weeds and woody plants. Most grasses are resistant. Non-crop use in brush control along utility rights-of-way on forest sites, for weed and brush control in pastures and rangeland, and broadleaf weed control in small grains.

Synonyms and trade names

PICLORAM; 1918-02-1; 4-Amino-3,5,6-trichloropyridine-2-carboxylic acid; 4-Amino-3,5,6-trichloropicolinic acid; Tordon; Borolin; Amdon; K-Pin; 2-Pyridinecarboxylic acid, 4-amino-3,5,6-trichloro-; Grazon; ATCP; Tordon 22K; Piclorame; Tordon 10K; Amdon grazon; 4-Aminotrichloropicolinic acid

Regulatory listings held on file

GHS notification summary	2.3% (3 / 132)

GHS hazard classification

GHS notification summary	2.3% (3 / 132)
Reported hazard statements	H319 (31.8%), H400 (42.4%), H410 (44.7%), H412 (23.5%), H335, H373, H303, H316

This chemical does not meet GHS hazard criteria for 2.3% (3 of 132) of reports.

H319 (31.8%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

What the public record says

4-amino-3,5,6-trichloropicolinic acid · CAS 1918-02-1 · C6H3Cl3N2O2. UNII O7437X49DW. Melting Point: 218.5 °C; Solubility: In water, 430 mg/L at 25 °C; Solubility: 0.04%.

Physical description and handling notes

Source: PubChem / Wikidata; the batch COA governs where values differ.