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34318

Supelco

Chlorfenac

PESTANAL®, analytical standard

Synonym(s):

2,3,6-Trichlorophenylacetic acid

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About This Item

Empirical Formula (Hill Notation):
C8H5Cl3O2
CAS Number:
85-34-7
Molecular Weight:
239.48
Beilstein/REAXYS Number:
2113332
EC Number:
201-599-3
MDL number:
MFCD00014367
UNSPSC Code:
41116107
PubChem Substance ID:
329754942
NACRES:
NA.24

grade

analytical standard

Quality Level

200

product line

PESTANAL®

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

application(s)

agriculture
environmental

format

neat

SMILES string

OC(=O)Cc1c(Cl)ccc(Cl)c1Cl

InChI

1S/C8H5Cl3O2/c9-5-1-2-6(10)8(11)4(5)3-7(12)13/h1-2H,3H2,(H,12,13)

InChI key

QZXCCPZJCKEPSA-UHFFFAOYSA-N

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Application

Chlorfenac may be used as an analytical reference standard for the determination of the analyte in soil samples by liquid chromatography with tandem mass spectrometric detection.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Legal Information

PESTANAL is a registered trademark of Merck KGaA, Darmstadt, Germany

pictograms

Exclamation markEnvironment
GHS07,GHS09

signalword

Warning

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Aquatic Chronic 2

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCBT7397

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2,3,6-Trichlorophenylacetic acid (fenac) degradation in aqueous and soil systems.
A Rosenberg
Bulletin of environmental contamination and toxicology, 32(4), 383-390 (1984-04-01)
Jingqian Huo et al.
Journal of agricultural and food chemistry, 67(20), 5711-5719 (2019-05-02)
Although dicamba has long been one of the most widely used selective herbicides, some U.S. states have banned the sale and use of dicamba because of farmers complaints of drift and damage to nonresistant crops. To prevent illegal use of
Rapid determination of acid herbicides in soil by liquid chromatography with tandem mass spectrometric detection based on dispersive solid phase extraction.
Kaczynski P, et al.
Talanta, 152, 127-136 (2016)
Meng Qi et al.
Analytical and bioanalytical chemistry, 412(25), 6995-7006 (2020-08-02)
Dicamba herbicide is increasingly used in the world, in particular' with the widespread cultivation of genetically modified dicamba-resistant crops. However, the drift problem in the field has caused phytotoxicity against naive, sensitive crops, raising legal concerns. Thus, it is particularly

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