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Merck
CN

36758

Clopyralid

PESTANAL®, analytical standard

Synonym(s):

3,6-Dichloro-pyridine-2-carboxylic acid

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About This Item

Empirical Formula (Hill Notation):
C6H3Cl2NO2
CAS Number:
1702-17-6
Molecular Weight:
192.00
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329755496
EC Number:
216-935-4
Beilstein/REAXYS Number:
473755
MDL number:
MFCD00078655

Key Documents

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InChI key

HUBANNPOLNYSAD-UHFFFAOYSA-N

InChI

1S/C6H3Cl2NO2/c7-3-1-2-4(8)9-5(3)6(10)11/h1-2H,(H,10,11)

SMILES string

OC(=O)c1nc(Cl)ccc1Cl

grade

analytical standard

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

Quality Level

100

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General description

Clopyralid is a polar herbicide with a carboxylic acid group, which belongs to the class of pyridine compounds.

Application

Clopyralid may be used as a reference standard for the determination of clopyralid in vegetables and fruits by ultra-performance liquid chromatography(UPLC) coupled with tandem mass spectrometry.
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

Corrosion
GHS05

signalword

Danger

hcodes

H318

Hazard Classifications

Eye Dam. 1

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

>212.0 °F - closed cup

flash_point_c

> 100 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

农药列管产品
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Certificates of Analysis (COA)

Lot/Batch Number
BCCN4142
BCCF3174
BCBZ5263
BCBZ3193

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J Hajslová et al.
Die Nahrung, 32(9), 861-865 (1988-01-01)
Residues of clopyralide in strawberries treated with herbicide preparation Lontrel 300 were determined using gas chromatographic method. The decrease of clopyralide content during the processing of contaminated fruits was observed. The rate of decomposition of this compound in model solutions
R Celis et al.
Journal of hazardous materials, 209-210, 67-76 (2012-01-31)
Montmorillonite (SWy-2)-chitosan bionanocomposites (SW-CH) were prepared following different methodologies, characterized, and assayed as adsorbents of the herbicide clopyralid (3,6-dichloropyridine-2-carboxylic acid) in aqueous solution and soil/water suspensions, to assess the potential of the materials to prevent and remediate soil and water
Photocatalytic removal of the herbicide clopyralid from water
Abramovic B F, et al.
J. Serb. Chem. Soc., 72(12), 1477-1486 (2007)
Ona Sakaliene et al.
Journal of agricultural and food chemistry, 59(14), 7891-7895 (2011-06-23)
At present there are no herbicide uses registered for broadleaf weed control in buckwheat. Clopyralid, mixed with desmedipham, was anticipated to provide early-season broadleaf weed suppression with minimal crop injury. However, field trials resulted in limited success, which brought into
F L Silva et al.
Journal of environmental management, 233, 768-773 (2018-10-16)
This work focuses on the evaluation of the electrochemical dewatering of sludge polluted with model hazardous species. To do this, two sludge samples taken from the outlet of the anaerobic digesters of the municipal Wastewater Treatment Facility of Ciudad Real
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