40941

Methylphosphonic acid

99.0-101.0% (T)

• Synonym(s): MPA
• Linear Formula: CH₃P(O)(OH)₂
• CAS Number: 993-13-5
• Molecular Weight: 96.02
• UNSPSC Code: 12352204
• NACRES: NA.25
• PubChem Substance ID: 329756038
• EC Number: 213-607-2
• Beilstein/REAXYS Number: 1739372
• MDL number: MFCD00002137
• Assay: 99.0-101.0% (T)

Properties

• Quality Segment: 100
• assay: 99.0-101.0% (T)
• loss: ≤2.0% loss on drying
• pH: 0.9-1.4
• mp: 103-109 °C, 105-107 °C (lit.)
• solubility: H₂O: 2.88 g in 30 mL, clear, colorless
• cation traces: Al: ≤5 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤50 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Na: ≤50 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg
• UV absorption: λ: 260 nm A_max: ≤0.05, λ: 280 nm A_max: ≤0.04
• SMILES string: CP(O)(O)=O
• InChI: 1S/CH5O3P/c1-5(2,3)4/h1H3,(H2,2,3,4)
• InChI key: YACKEPLHDIMKIO-UHFFFAOYSA-N

Description

Application

Highly pure methylphosphonic acid for phosphoproteome analysis

Safety Information

• pictograms: GHS05,GHS07
• signalword: Danger
• hcodes: H302,H314
• pcodes: P260 - P270 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B
• Storage Class: 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