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LC2777 Formaldehyde dimethyl acetalfor synthesis |
| Order number | Packaging | Quantity | Price € |
| AC29777 | Glass bottle | 250 ml | 14.49 |
| AC29777 | Glass bottle | 1 l | 46.8 |
| Product information | |
| Synonyms | Formal, Methylal, Dimethoxymethane |
| Hill Formula | C3H8O2 |
| Chemical formula | CH2(OCH3)2 |
| HS Code | 2911 00 00 |
| EC number | 203-714-2 |
| Molar mass | 76.09 g/mol |
| Storage | Store below +15°C. |
| CAS number | 109-87-5 |
| Chemical and physical data | |
| Ignition temperature | 235 °C |
| Solubility | 285 g/l (20 °C) |
| Saturation concentration (air) | 1375 g/m3 (20 °C) |
| Melting point | -105 °C |
| Molar mass | 76.09 g/mol |
| Density | 0.86 g/cm3 (20 °C) |
| Boiling point | 43 °C |
| Vapor pressure | 440 hPa (20 °C) |
| Explosion limit | 1.6 – 17.6 %(V) |
| Flash point | -18 °C |
| Refractive index | 1.3541 (20 °C, 589 nm) |
| Safety information according to GHS | |
| Hazard Statement(s) | H225: Highly flammable liquid and vapour. |
| Precautionary Statement(s) | P210: Keep away from heat/sparks/open flames/hot surfaces. – No smoking. P233: Keep container tightly closed. P260: Do not breathe vapour. P403 + P235: Store in a well-ventilated place. Keep cool. |
| Signal Word | Danger |
| Hazard Pictogram(s) |  |
| RTECS | PA8750000 |
| Storage class | 3 Flammable Liquids |
| WGK | WGK 1 slightly water endangering |
| Disposal | 3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. |
| Safety information | |
| R Phrase | R 11 Highly flammable. |
| S Phrase | S 16-23-24/25 Keep away from sources of ignition – No smoking.Do not breathe vapour.Avoid contact with skin and eyes. |
| Categories of danger | highly flammable |
| Hazard Symbol |  Flammable |
| Transport information | |
| Declaration (transport by sea) IMDG-Code | UN 1234 METHYLAL, 3, II |
| Declaration (transport by air) IATA-DGR | UN 1234 METHYLAL, 3, II |
| Toxicological data | |
| LD 50 oral | LD50 rat 6653 mg/kg |
| Specifications | |
| Assay (GC, area%) | ≥ 98 % |
| Density (d 20 °C/ 4 °C) | 0.858 – 0.860 |
| Water (K. F.) | ≤ 0.3 % |
| Identity (IR) | passes test |
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