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386561

Sigma-Aldrich

Ethyl methylphosphonate

98%

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About This Item

Linear Formula:
CH3P(O)(OH)OC2H5
CAS Number:
1832-53-7
Molecular Weight:
124.08
MDL number:
MFCD00192159
UNSPSC Code:
12352100
PubChem Substance ID:
24864101
NACRES:
NA.22

Assay

98%

form

liquid

refractive index

n20/D 1.426 (lit.)

density

1.172 g/mL at 25 °C (lit.)

SMILES string

CCOP(C)(O)=O

InChI

1S/C3H9O3P/c1-3-6-7(2,4)5/h3H2,1-2H3,(H,4,5)

InChI key

UFZOPKFMKMAWLU-UHFFFAOYSA-N

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Related Categories

Pictograms

Skull and crossbones
GHS06

Signal Word

Danger

Hazard Statements

H301,H315,H319,H335

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
0000394468
0000368007
0000368007
0000394468
0000176800

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Michael Kammer et al.
Biosensors & bioelectronics, 131, 119-127 (2019-03-04)
Organophosphorus compounds (OPs) continue to represent a significant chemical threat to humans due to exposures from their use as weapons, their potential storage hazards, and from their continued use agriculturally. Existing methods for detection include ELISA and mass spectrometry. The
Dalton T Snyder et al.
Journal of the American Society for Mass Spectrometry, 29(7), 1345-1354 (2018-03-11)
Methodology for performing precursor and neutral loss scans in an RF scanning linear quadrupole ion trap is described and compared to the unconventional ac frequency scan technique. In the RF scanning variant, precursor ions are mass selectively excited by a
Alan C Samuels et al.
Analytical chemistry, 78(2), 408-415 (2006-01-18)
Diffuse reflection data are presented for ethyl methylphosphonate in a fine Utah dirt sample as a model system for organophosphate-contaminated soil. The data revealed a chemometric artifact when the spectra were represented in Kubelka-Munk units that manifests as a linear
Carlos A Valdez et al.
Forensic science international, 288, 159-168 (2018-05-13)
Trimethyloxonium tetrafluoroborate (TMO·BF4) has been used in the simultaneous derivatization of phosphonic and 2-aminoethylsulfonic acids related to nerve agents in different soils for their enhanced detection and identification by electron ionization gas chromatography-mass spectrometry (EI-GC-MS). The panel of acids consisted
Sophie Le Moullec et al.
Journal of chromatography. A, 1108(1), 7-13 (2006-02-03)
The analysis of alkyl alkylphosphonic acids, the degradation products of V and G nerve agents as VX, Sarin or Soman, is an important task for the verification of compliance to the Chemical Weapons Convention. The detection of these contaminants at
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