8.41124

Methylenediphosphonic acid

for synthesis

• Synonym(e): Methylenediphosphonic acid, Methanediphosphonic acid, Medronic acid
• Empirische Formel (Hill-System): CH₆O₆P₂
• CAS-Nummer: 1984-15-2
• Molekulargewicht: 176.00
• UNSPSC Code: 12352106
• EC Index Number: 217-851-0
• NACRES: NA.22
• MDL number: MFCD00002139
• eCl@ss: 32160703
• Assay: ≥97.0% (acidimetric)
• Form: powder

Eigenschaften

• Quality Segment: 200
• assay: ≥97.0% (acidimetric)
• form: powder
• mp: 200-205 °C
• storage temp.: 2-30°C
• SMILES string: [Na+].[Na+].[P](=O)([O-])([O-])C[P](=O)(O)O
• InChI: 1S/CH6O6P2.2Na/c2-8(3,4)1-9(5,6)7;;/h1H2,(H2,2,3,4)(H2,5,6,7);;/q;2*+1/p-2
• InChI key: RXSYPQBNTPQOTQ-UHFFFAOYSA-L

Beschreibung

Analysis Note

Assay (acidimetric): ≥ 97.0 %
Melting range (lower value): ≥ 198 °C
Melting range (upper value): ≤ 204 °C
Identity (IR): passes test

Sicherheitshinweise

• Piktogramme: GHS05
• Signalwort: Danger
• Gefahrencodes: H314
• Sicherheitshinweise: P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363
• Hazard Classifications: Eye Dam. 1 - Skin Corr. 1B
• Lagerklasse: 8A - Combustible corrosive hazardous materials
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable