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Merck
CN

94549

MCPA-thioethyl

PESTANAL®, analytical standard

Synonym(s):

S-Ethyl 4-chloro-o-tolyloxythioacetate, Phenothiol

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About This Item

Empirical Formula (Hill Notation):
C11H13ClO2S
CAS Number:
25319-90-8
Molecular Weight:
244.74
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329770349
MDL number:
MFCD01671920
Beilstein/REAXYS Number:
13399500

Key Documents

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InChI

1S/C11H13ClO2S/c1-3-15-11(13)7-14-10-5-4-9(12)6-8(10)2/h4-6H,3,7H2,1-2H3

SMILES string

CCSC(=O)COc1ccc(Cl)cc1C

InChI key

AZFKQCNGMSSWDS-UHFFFAOYSA-N

grade

analytical standard

product line

PESTANAL®

assay

≥98.0% (HPLC)

shelf life

limited shelf life, expiry date on the label

composition

sulfur content, 12.84-13.36% (S/C-analysis)

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

application(s)

agriculture
environmental

format

neat

Quality Level

100

General description

MCPA-thioethyl is a selective, systemic phenoxyacetic herbicide used for the postemergence control of annual and perennial broadleaved weeds in cereals. Its mode of action involves the inhibition of growth in meristematic region.

Application

MCPA-thioethyl may be used as an analytical reference standard for the quantification of the analyte in crops and evironmental matrices using different chromatography techniques.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

Legal Information

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

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Warning

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2

target_organs

Liver

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

农药列管产品
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Certificates of Analysis (COA)

Lot/Batch Number
BCCK2184
BCCG8344
BCCD4061
BCBZ7594
BCBT7597

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New monitoring system for ninety pesticides and related compounds in river water by solid-phase extraction with determination by gas chromatography/mass spectrometry
Tanabe A
Journal of AOAC (Association of Official Analytical Chemists) International, 83(1), 61-77 (2000)
Applicability of gradient liquid chromatography with tandem mass spectrometry to the simultaneous screening for about 100 pesticides in crops
Klein J and Alder L
Journal of AOAC (Association of Official Analytical Chemists) International, 86(5), 1015-1037 (2003)
The Pesticide Encyclopedia (2014)

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