Name | 4-amino-3,5,6-trichloropicolinic acid |
Synonyms | TORDON PICLORAM TORDON(R) RARECHEM AL BO 1809 TIMTEC-BB SBB000816 IFLAB-BB F3055-0927 OTAVA-BB BB5110090065 4-aminotrichloropicolinicacid picloram plant cell culture tested 3,5,6-trichloro-4-aminopicolinicacid 4-amino-3,5,6-trichloropicolinic acid 3,5,6-Trichloro-4-Aminopicolinic acid PICLORAM PESTANAL (4-AMINO-3,5,6-TRICHLO 4-AMINO-3,5,6-TRICHLOROPICOLINIC ACID, T ECH. 4-amino-3,5,6-trichloro-2-pyridinecarboxylic acid 4-amino-3,5,6-trichloropyridine-2-carboxylic acid |
CAS | 1918-02-1 |
EINECS | 217-636-1 |
InChI | InChI=1/C6H3Cl3N2O2/c7-1-3(10)2(8)5(9)11-4(1)6(12)13/h(H2,10,11)(H,12,13) |
InChIKey | NQQVFXUMIDALNH-UHFFFAOYSA-N |
Molecular Formula | C6H3Cl3N2O2 |
Molar Mass | 241.46 |
Density | 1.9163 (rough estimate) |
Melting Point | 200°C (dec.)(lit.) |
Boling Point | 421℃ |
Flash Point | >110°(230°F) |
Water Solubility | 420 mg/L |
Solubility | Soluble in acetone |
Appearance | White crystal |
Color | White, tan |
Exposure Limit | OSHA PEL: 15 mg/m3 (total), 5 mg/m3 (respirable fraction); ACGIHTLV: TWA 10 mg/m3, STEL 20 mg/m3. |
Maximum wavelength(λmax) | ['252nm(Phosphate buffer sol.)(lit.)'] |
Merck | 14,7397 |
BRN | 479075 |
pKa | 4.1(at 25℃) |
Storage Condition | 0-6°C |
Refractive Index | 1.6770 (estimate) |
MDL | MFCD00012101 |
Use | Toxidine and its salts can be rapidly absorbed and conducted through the leaves and roots, most broad-leaved crops except the cruciferous crops are sensitive to the drug, and most of the gramineous crops are resistant. |
Hazard Symbols | Xi - Irritant |
Risk Codes | 36 - Irritating to the eyes |
Safety Description | 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
UN IDs | 3077 |
WGK Germany | 2 |
RTECS | TJ7525000 |
TSCA | Yes |
Hazard Class | 9 |
Packing Group | III |
Toxicity | LD50 in rats, mice, rabbits, guinea pig, chickens, sheep, cattle (mg/kg): 8200, 2000-4000, 2000, 3000, 6000, >1000, >750 orally (Mullison) |
NIST chemical information | Information provided by: webbook.nist.gov (external link) |
(IARC) carcinogen classification | 3 (Vol. 53) 1991 |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
biological activity | Picloram is an auxin herbicide, widely used to control broad-leaved weeds. |
use | toxantia and its salts can be quickly absorbed and conducted through leaves and roots. except for cross crops, most broad-leaved crops are sensitive to the drug, and most gramineous crops are resistant. |
category | pesticide |
toxicity classification | poisoning |
acute toxicity | oral-rat LD50: 2898 mg/kg; Oral-mouse LD50: 1061 mg/kg |
flammability hazard characteristics | Combustion produces toxic chloride and nitrogen oxide gases |
storage and transportation characteristics | warehouse ventilation and low temperature drying; separate from food raw materials storage and transportation |
fire extinguishing agent | dry powder, foam, sand |
occupational standard | TLTLV-TWA 10 mg/m3; STEL 20 mg/m3 |
toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |