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Key Documents

289868

Sigma-Aldrich

Methylphosphonic acid

98%

Synonym(s):

MPA

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About This Item

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

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

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 2

Flash Point(F)

>392.0 °F - Pensky-Martens closed cup

Flash Point(C)

> 200 °C - Pensky-Martens closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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)
Guoqiang Feng et al.
Journal of the American Chemical Society, 131(35), 12771-12779 (2009-08-14)
Reactivities of five phosphonate esters each coordinated to a dinuclear Co(III) complex were investigated ([Co(2)(tacn)(2)(OH)(2){O(2)P(Me)OAr}](3+); tacn = 1,4,7-triazacyclononane; substituent = m-F, p-NO(2) (1a); p-NO(2) (1b); m-NO(2) (1c); p-Cl (1d); unsubstituted (1e)). Hydrolysis of the phosphonate esters in 1a to 1e
Feng Liu et al.
Biosensors & bioelectronics, 32(1), 273-277 (2011-12-27)
A label free molecularly imprinted photonic crystal (MIPC) was developed to detect the degradation product of nerve agents. Mono-dispersed poly-methyl methacrylate colloidal particles with the diameter of 280 nm were used to fabricate a closely packed colloidal crystal array (CCA)
William W Metcalf et al.
Science (New York, N.Y.), 337(6098), 1104-1107 (2012-09-01)
Relative to the atmosphere, much of the aerobic ocean is supersaturated with methane; however, the source of this important greenhouse gas remains enigmatic. Catabolism of methylphosphonic acid by phosphorus-starved marine microbes, with concomitant release of methane, has been suggested to

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