Methylphosphonic acid, 98%, Thermo Scientific Chemicals

Name: Methylphosphonic acid, 98%, Thermo Scientific Chemicals
SKU: A12619.22

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Catalog number A12619.22

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100 g

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Chemical Identifiers

CAS993-13-5

IUPAC Namemethylphosphonic acid

Molecular FormulaCH5O3P

InChI KeyYACKEPLHDIMKIO-UHFFFAOYSA-N

SMILESCP(O)(O)=O

Specifications

Specification Sheet

Melting Point (clear melt)103-109°C

Water Content (Karl Fischer Titration)≤1.5%

Assay (Aqueous acid-base Titration)≥97.5 to ≤102.5%

Appearance (Color)White to pale cream

FormCrystals or powder or crystalline powder.

Methylphosphonic acid is used to produce methyl-phosphonic acid dichloride by chlorination.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Methylphosphonic acid is used to produce methyl-phosphonic acid dichloride by chlorination.

Solubility
Soluble in water and alcohol.

Notes
Incompatible with strong oxidizing agents and strong bases.

RUO – Research Use Only

General References:

Shao, X.; Ge, H.; Li, Z.; Ren, C.; Wang, J. Solubility of methylphosphonic acid in selected organic solvents. Fluid Phase Equilib. 2015, 390, 7-13.
Rodin, I.; Baygildiev, T.; Stavrianidi, A.; Braun, A.; Rybalchenko, I.; Shpigun, O. Hydrophilic Interaction Liquid Chromatography Tandem Mass Spectrometry Methylphosphonic Acid Determination in Water Samples after Derivatization with p-Bromophenacyl Bromide. Chromatographia 2015, 78 (8), 585-591.