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(2 4 5-TRICHLOROPHENOXY)ACETIC ACID [1 record]

Record 1 2011-07-05

English

Subject field(s)
  • Chemical Elements and Compounds
  • Crop Protection
  • Agricultural Chemicals
Universal entry(ies)
C6H2Cl3OCH2CO2H
formula, see observation
C13C6H2-O-CH2H
formula, see observation
33433-95-3
CAS number
DEF

A chemical compound in the form of a toxic, light-tan solid, soluble in alcohol, insoluble in water, used as a defoliant, as plant hormone, and as herbicide.

CONT

Agent Orange: mixture of herbicides used [as a defoliant during the Vietnam War] ... consisted of approximately equal amounts of the unpurified butyl esters of 2,4-dichlorophenoxyacetic acid (2,4-D) and 2,4,5-trichlorophenoxyacetic acid (2,4,5-T). Agent Orange also contained small, variable proportions of 2,4,7,8-tetrachlorodibenzo-p-dioxin (commonly called "dioxin"), which is a by-product of the manufacture of 2,4,5-T.

OBS

(2,4,5-trichlorophenoxy)acetic acid: form recommended by the IUPAC (International Union of Pure and Applied Chemistry).

OBS

Chemical formula: C6H2Cl3OCH2CO2H or C13C6H2-O-CH2H

French

Domaine(s)
  • Éléments et composés chimiques
  • Protection des végétaux
  • Agents chimiques (Agriculture)
Entrée(s) universelle(s)
C6H2Cl3OCH2CO2H
formula, see observation
C13C6H2-O-CH2H
formula, see observation
33433-95-3
CAS number
DEF

[...] herbicide [appartenant] au groupe des dérivés aryloxy-acétiques [qui] est utilisé principalement pour le débroussaillement [...] et, en association avec le 2,4-M CPA ou le mécoprop, pour le désherbage sélectif des céréales.

CONT

On a [...] soupçonné la dioxine d'être responsable d'une augmentation de la fréquence des avortements dans les régions où de larges quantités de l'herbicide 2,4,5-T (acide 2,4,5 trichlorophénoxyacétique) ont été répandues.

OBS

acide (2,4,5-trichlorophénoxy)acétique : forme recommandée par l'UICPA (Union internationale de chimie pure et appliquée).

OBS

Formule chimique : C6H2Cl3OCH2CO2H ou C13C6H2-O-CH2H

Spanish

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