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25890

Sigma-Aldrich

4-Chlorophenoxyacetic acid

≥98.0% (T)

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Synonym(s):
4-CPA
Empirical Formula (Hill Notation):
C8H7ClO3
CAS Number:
Molecular Weight:
186.59
Beilstein:
1211804
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Assay

≥98.0% (T)

form

powder

SMILES string

OC(=O)COc1ccc(Cl)cc1

InChI

1S/C8H7ClO3/c9-6-1-3-7(4-2-6)12-5-8(10)11/h1-4H,5H2,(H,10,11)

InChI key

SODPIMGUZLOIPE-UHFFFAOYSA-N

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General description

4-Chlorophenoxyacetic acid is a herbicide. Degradation of 4-chlorophenoxyacetic acid in aqueous medium by advanced electrochemical oxidation processes, using an undivided cell containing a Pt anode has been reported.

Application

  • Innovative adsorbents for chemical analysis: The application of three-dimensional material CZIF-8/CS-MS was explored as adsorbents for the determination of plant growth regulators including 4-Chlorophenoxyacetic acid in traditional Chinese medicine, improving the precision and efficiency of chemical residue analysis (Zhang et al., 2024).

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Acute Tox. 4 Oral

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Song Zhu et al.
Food science and biotechnology, 29(11), 1587-1595 (2020-10-23)
Determination of phytohormones have attracted increasing attentions in food safety field. In this study, an efficient and quantitative method was developed which can simultaneously determinate thirteen phytohormones in fruits and vegetables using solid phase extraction (SPE) combined with high performance
Sze Chieh Tan et al.
Talanta, 216, 120962-120962 (2020-05-28)
Two miniaturized sample preparation techniques, ultrasound-assisted emulsification microextraction (USAEME) and micro-solid-phase extraction (μ-SPE) have been integrated for the pre-concentration of four polar chlorophenoxy acid (CPA) herbicides from environmental aqueous samples. An metal-organic framework, MIL-101(Cr), characterized by its high porosity and
Shenghuai Hou et al.
Food chemistry, 321, 126702-126702 (2020-04-03)
A new amino-modified Scholl-coupling mesoporous polymer (NH2@SMPA)-online solid-phase extraction method, coupled with high-performance liquid chromatography (online SPE-HPLC) was established for the analysis of six plant growth regulators (PGRs) in bean sprouts. NH2@SMPA was synthesized by acid-catalyzed deacetylation of acetylamino-Scholl-coupling mesoporous
Sze Chieh Tan et al.
Mikrochimica acta, 188(2), 30-30 (2021-01-09)
A novel solvent-loaded dispersive solid-phase extraction (SL-DSPE) method integrated with liquid-phase microextraction (LPME) has been developed by the direct loading of solvent into the pores of a metal-organic framework (MOF), MIL-101(Cr)-NH2. Despite numerous advantages of MOFs, they are usually highly hydrophobic
Ting-Fu Jiang et al.
Analytical sciences : the international journal of the Japan Society for Analytical Chemistry, 22(6), 811-814 (2006-06-15)
A new, simple and rapid capillary electrophoresis (CE) method, using hexadimethrine bromide (HDB) as electroosmotic flow (EOF) modifier, was developed for the identification and quantitative determination of four plant hormones, including gibberellin A3 (GA3), indole-3-acetic acid (IAA), alpha-naphthaleneacetic acid (NAA)

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