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D70724

Sigma-Aldrich

2,4-Dichlorophenoxyacetic acid

97%

Synonym(s):

2,4-D

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About This Item

Linear Formula:
Cl2C6H3OCH2CO2H
CAS Number:
Molecular Weight:
221.04
Beilstein/REAXYS Number:
1214242
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

vapor pressure

0.4 mmHg ( 160 °C)

Quality Level

assay

97%

form

solid

mp

136-140 °C (lit.)

SMILES string

OC(=O)COc1ccc(Cl)cc1Cl

InChI

1S/C8H6Cl2O3/c9-5-1-2-7(6(10)3-5)13-4-8(11)12/h1-3H,4H2,(H,11,12)

InChI key

OVSKIKFHRZPJSS-UHFFFAOYSA-N

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Related Categories

General description

2,4-Dichlorophenoxyacetic acid is a widely used herbicide that decomposes in the presence of water and ultraviolet light to form polymeric humic acids.

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 3 - Eye Dam. 1 - Skin Sens. 1 - STOT SE 3

target_organs

Respiratory system

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Sigma-Aldrich

K3378

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Photodecomposition of 2, 4-dichlorophenoxyacetic acid
Crosby DG, et al.
Journal of Agricultural and Food Chemistry, 14, 596-599 (1966)
Manoharan Rajesh et al.
Protoplasma, 251(5), 1231-1243 (2014-03-19)
Podophyllum hexandrum Royle known as Indian mayapple is an important medicinal plant found only in higher altitudes (2,700 to 4,200 m) of the Himalayas. The highly valued anticancer drug Podophyllotoxin is obtained from the roots of this plant. Due to
Miguel Cacho Teixeira et al.
Trends in biotechnology, 25(8), 363-370 (2007-06-20)
Genomic information and tools are beginning to be used to increase our understanding of how organisms of all types interact with their environment. The study of the expression of all genes, at the genome, transcriptome, proteome and metabolome level, in
Heping Han et al.
Pest management science, 69(9), 996-1000 (2013-06-21)
The auxinic herbicide 2,4-D amine is known, in vitro, as a cytochrome P450 inducer. The current study uses 2,4-D pre-treatment, at the whole plant level, to study mechanism(s) of non-target site based herbicide resistance to the ACCase-inhibiting herbicide diclofop-methyl in
The microbial degradation of 2,4-dichlorophenoxyacetic acid in soil.
E R Sandmann et al.
Reviews of environmental contamination and toxicology, 101, 1-53 (1988-01-01)

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