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Sigma-Aldrich

p-Chlorophenoxyacetic acid

98%

Synonym(s):

4-CPA, 4-Chlorophenoxyacetic acid, CPA

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About This Item

Linear Formula:
ClC6H4OCH2CO2H
CAS Number:
Molecular Weight:
186.59
Beilstein:
1211804
EC Number:
MDL number:
UNSPSC Code:
12352100

Assay

98%

mp

157-159 °C (lit.)

SMILES string

OC(=O)COc1ccc(Cl)cc1

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Acute Tox. 4 Oral

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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B Kaya et al.
Teratogenesis, carcinogenesis, and mutagenesis, 19(4), 305-312 (1999-07-16)
The phenoxyacetates 2,4-D and 4-CPA were evaluated for genotoxicity using the Drosophila melanogaster wing spot test, which assesses for somatic mutation and recombination events. Third-instar larvae trans-heterozygous for two recessive mutations affecting the expression of wing trichomes, multiple wing hairs
Sonia Traverso et al.
The Journal of general physiology, 122(3), 295-306 (2003-08-13)
Opening of CLC chloride channels is coupled to the translocation of the permeant anion. From the recent structure determination of bacterial CLC proteins in the closed and open configuration, a glutamate residue was hypothesized to form part of the Cl--sensitive
Xia Li
Guang pu xue yu guang pu fen xi = Guang pu, 22(1), 57-58 (2003-08-28)
This work has synthesized a title complex using rare earth ion Eu3+ with the o-chlorophenoxyacetic acid and 2,2'-bipyridine. The chemical formula of the complex was determined to be Eu(o-ClC6H4OCH2COO)3.2,2'-bipy by elemental analysis, analysis of IR, UV, fluorescence spectra. The ternary
Imre Zs-Nagy
Annals of the New York Academy of Sciences, 959, 308-320 (2002-04-27)
As was shown in a recent review by this author (Ann. N.Y. Acad. Sci., 928: 187-199, 2001), oxyradicals cannot be considered only as harmful by-products of the oxidative metabolism, but living cells and organisms implicitly require their production. This idea
Xin-Xian Li et al.
Journal of plant physiology, 168(9), 920-926 (2010-12-21)
We compared the effect of p-chlorophenoxyacetic acid (p-CPA) and 1-(2-chloro-4-pyridyl)-3-phenylurea (CPPU) on parthenocarpic and seeded muskmelon (Cucumis melo) fruits in regards to fruit development and the transport of photoassimilates from leaves exposed to ¹⁴CO₂ to the developing fruits. Ten days

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