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Merck
CN

36544

Chloroacetic acid

PESTANAL®, analytical standard

Synonym(s):

Monochloroacetic acid

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About This Item

Linear Formula:
ClCH2COOH
CAS Number:
Molecular Weight:
94.50
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
EC Number:
201-178-4
Beilstein/REAXYS Number:
605438
MDL number:
Technical Service
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grade

analytical standard

Quality Level

vapor density

3.26 (vs air)

vapor pressure

0.75 mmHg ( 20 °C)

product line

PESTANAL®

assay

98-100% (HPLC)

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

bp

189 °C (lit.)

mp

60-63 °C (lit.)

application(s)

agriculture
environmental

format

neat

SMILES string

OC(=O)CCl

InChI

1S/C2H3ClO2/c3-1-2(4)5/h1H2,(H,4,5)

InChI key

FOCAUTSVDIKZOP-UHFFFAOYSA-N

General description

Chloroacetic acid is the degradation product of the herbicide, chloroacetanilide.
Chloroacetic acid belongs to the class of haloacetic acid compounds.

Application

Chloroacetic acid may be used as an analytical reference standard for the analysis of chloroacetic acid in:
  • Natural waters by ion chromatography-electrospray ionization-tandem mass spectrometry (IC-ESI-MS/MS).
  • Bottled water, swimming pool water, and both source water and drinking water from a drinking water facility by high performance IC-ESI-MS/MS with multiple reaction monitoring (MRM) detection.
  • Tap water by gas chromatography-mass spectrometry (GC-MS).
  • Drinking water by GC coupled to halogen-specific detector equipped with MS operating under the electron ionization mode.

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

Disclaimer

The product is not intended for use as a biocide under global biocide regulations, including but not limited to US EPA′s Federal Insecticide Fungicide and Rodenticide Act, European Biocidal Products Regulation, Canada’s Pest Management Regulatory Agency, Turkey’s Biocidal Products Regulation, Korea’s Consumer Chemical Products and Biocide Safety Management Act (K-BPR) and others.


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signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3

target_organs

Respiratory system

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

flash_point_f

258.8 °F - closed cup

flash_point_c

126 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges, type P3 (EN 143) respirator cartridges

Regulatory Information

危险化学品

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Pentafluorobenzyl esterification of haloacetic acids in tap water for simple and sensitive analysis by gas chromatography/mass spectrometry with negative chemical ionization.
Zhao C, et al.
Chemosphere, 119(24), 711-718 (2015)
Determination of bromate and chlorinated haloacetic acids in bottled drinking water with chromatographic methods.
Liu Y and Mou S
Chemosphere, 55(9), 1253-1258 (2004)
Analysis of haloacetic acids, bromate, and dalapon in natural waters by ion chromatography-tandem mass spectrometry.
Wu S, et al.
Journal of Chromatography A, 1487(9), 100-107 (2017)



Global Trade Item Number

SKUGTIN
W393011-1KG04065267466583
W393011-5KG04065267466590
W393011-SAMPLE04065267466712
36544-1G04061831825817