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LC4035 Methylenediphosphonic acidfor synthesis |
Order number | Packaging | Quantity | Price € |
AC31035 | Glass bottle | 1 g | 41.40 |
Product information | |
Synonyms | Methanediphosphonic acid, Medronic acid |
Hill Formula | CH6O6P2 |
HS Code | 2931 00 99 |
EC number | 217-851-0 |
Molar mass | 176 g/mol |
CAS number | 1984-15-2 |
Chemical and physical data | |
Melting point | 200 – 205 °C |
Molar mass | 176 g/mol |
Safety information | |
R Phrase | R 34 Causes burns. |
S Phrase | S 26-36/37/39-45 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). |
Categories of danger | corrosive |
Hazard Symbol | ![]() |
Storage class | 8 A Combustible substances, corrosive |
WGK | WGK 2 water endangering |
Disposal | 25 Red phosphorus must not come into contact with oxidizing substances: Container I. Phosphorus compounds should be oxidized under an inert gas in an efficient hood with the front screen closed. From each gram of phosphorus compound measure out a 100-ml aliquot of 5 % Sodium hypochlorite solution (Cat.No. 105614) containing 5 ml of 50 % Sodium hydroxide solution (Cat. No. 106462) and carefully add the substance solution to be neutralized, a drop at a time, cooling with ice. Add Calcium hydroxide (Cat.No. 102047) and filter off the precipitated phosphates. Precipitate: Container I. Aqueous solutions: Container D. |
Transport information | |
Declaration (transport by sea) IMDG-Code | UN 3261 CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S.(METHYLENEDIPHOSPHONIC ACID), 8, II, Segregation Group: 1 (Acids) |
Declaration (transport by air) IATA-DGR | UN 3261 CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S.(METHYLENEDIPHOSPHONIC ACID), 8, II |
Specifications | |
Assay (acidimetric) | ≥ 97 % |
Melting range – lower value |
≥ 200 °C |
– upper value | ≤ 204 °C |
Identity (IR) | passes test |
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