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Merck
CN

34145

Acetochlor ESA sodium salt

PESTANAL®, analytical standard

Synonym(s):

2-[(Ethoxymethyl)(2-ethyl-6-methylphenyl) amino]-2-oxo-ethanesulfonic acid sodium salt, Acetochlor ethanesulfonic acid sodium salt

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About This Item

Empirical Formula (Hill Notation):
C14H20NNaO5S
CAS Number:
947601-84-5
Molecular Weight:
337.37
NACRES:
NA.24
PubChem Substance ID:
329754846
UNSPSC Code:
41116107
MDL number:
MFCD09037339

Key Documents

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Product Name

Acetochlor ESA sodium salt, PESTANAL®, analytical standard

InChI

1S/C14H21NO5S.Na/c1-4-12-8-6-7-11(3)14(12)15(10-20-5-2)13(16)9-21(17,18)19;/h6-8H,4-5,9-10H2,1-3H3,(H,17,18,19);/q;+1/p-1

SMILES string

[Na+].CCOCN(C(=O)CS([O-])(=O)=O)c1c(C)cccc1CC

InChI key

OFHPZIOSKFPQRH-UHFFFAOYSA-M

grade

analytical standard

agency

EPA 535

product line

PESTANAL®

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable
UV/Vis spectroscopy: suitable
gas chromatography (GC): suitable

application(s)

agriculture
environmental

format

neat

Quality Level

100

Related Categories

Application

Acetochlor ESA may be used as an analytical reference standard for the determination of the analyte in water samples using liquid chromatography coupled with mass spectrometry (LC-MS).
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

General description

Acetochlor ESA sodium salt is a metabolite of the herbicide, acetochlor used for the preemergence control of annual grasses and broad-leaved weeds in corn, soybeans and other crops.

Legal Information

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

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

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
BCCN4593
BCCM6144
BCCM2322
BCCK5474
BCCJ6145

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Jody A Shoemaker
Journal of AOAC International, 85(6), 1331-1337 (2002-12-13)
One acetamide and 5 acetanilide herbicides are currently registered for use in the United States. Over the past several years, ethanesulfonic acid (ESA) and oxanilic acid (OA) degradation products of these acetanilide/acetamide herbicides have been found in U.S. ground waters

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