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289868

Sigma-Aldrich

Methylphosphonic acid

98%

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Synonym(s):
MPA
Linear Formula:
CH3P(O)(OH)2
CAS Number:
Molecular Weight:
96.02
Beilstein:
1739372
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

98%

form

solid

mp

105-107 °C (lit.)

SMILES string

CP(O)(O)=O

InChI

1S/CH5O3P/c1-5(2,3)4/h1H3,(H2,2,3,4)

InChI key

YACKEPLHDIMKIO-UHFFFAOYSA-N

Gene Information

human ... ALPP(250)

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General description

The vibrational spectra of aqueous solutions of methylphosphonic acid and its anions were studied. The supercritical water co-oxidation elementary reaction rate mechanism for methylphosphonic acid was also studied.

Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B

WGK

WGK 2

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

监管及禁止进口产品

Certificates of Analysis (COA)

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Co-oxidation of methylphosphonic acid and ethanol in supercritical water: II: Elementary reaction rate model.
Journal of Supercritical Fluids, 39(2), 239-245 (2006)
Vibrational analysis of methylphosphonic acid and its anions: I. Vibrational spectra.
Journal of Molecular Structure, 15(2), 225-236 (1973)
Edyta Proniewicz et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 103, 167-172 (2012-12-25)
Here, we report a systematic surface-enhanced Raman spectroscopy (SERS) study of the structures of five N-benzylamino(boronphenyl)-methylphosphonic acids: N-benzylamino-(3-boronphenyl)-S-methylphosphonic acid (m-PhS), N-benzylamino-(4-boronphenyl)-S-methylphosphonic acid (p-PhS), N-benzylamino-(2-boronphenyl)-R-methylphosphonic acid (o-PhR), N-benzylamino-(3-boronphenyl)-R-methyl-phosphonic acid (m-PhR), and N-benzylamino-(4-boronphenyl)-R-methylphosphonic acid (p-PhR) adsorbed on nanometer-sized colloidal particles (20-25 nm).
James Pratt et al.
Plant physiology, 151(3), 1646-1657 (2009-09-17)
In vivo (31)P-NMR analyses showed that the phosphate (Pi) concentration in the cytosol of sycamore (Acer pseudoplatanus) and Arabidopsis (Arabidopsis thaliana) cells was much lower than the cytoplasmic Pi concentrations usually considered (60-80 mum instead of >1 mm) and that
Nissan Ashkenazi et al.
The Journal of organic chemistry, 75(6), 1917-1926 (2010-02-16)
Potential energy surfaces for the nucleophilic displacements at phosphorus in dimethyl methyl-, chloromethyl-, dichloromethyl-, and trichloromethylphosphonates have been computed at the B3LYP/6-31+G* level of theory, using IEF-PCM to account for the solvent effect. The results reveal that sequential addition of

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