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| LC5773 Tetramethylurea for synthesis |
| Order number | Packaging | Quantity | Price € |
| AC32773 | Glass bottle | 100 ml | 24.975 |
| AC32773 | Glass bottle | 250 ml | 54.45 |
| Product information | |
| Synonyms | TMU |
| Hill Formula | C5H12N2O |
| Chemical formula | (CH3)2NCON(CH3)2 |
| HS Code | 2924 19 00 |
| EC number | 211-173-9 |
| Molar mass | 116.16 g/mol |
| CAS number | 632-22-4 |
| Chemical and physical data | |
| Solubility | 1000 g/l (20 °C) |
| Melting point | -1 °C |
| Molar mass | 116.16 g/mol |
| Density | 0.97 g/cm3 (20 °C) |
| Boiling point | 176 °C (1013 hPa) |
| Vapor pressure | 13.3 hPa (61 °C) |
| Flash point | 75 °C DIN 51758 |
| Refractive index | 1.4493 (20 °C, 589 nm) |
| Safety information according to GHS | |
| Hazard Statement(s) | H302: Harmful if swallowed. H360D: May damage the unborn child. |
| Precautionary Statement(s) | P201: Obtain special instructions before use. P262: Do not get in eyes, on skin, or on clothing. |
| Signal Word | Danger |
| Hazard Pictogram(s) |   |
| Storage class | 6.1A Combustible substances, toxic |
| WGK | WGK 2 water endangering |
| Disposal | 9 Carcinogenic compounds and flammable compounds labelled “Highly toxic” or “Toxic”: container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535). |
| Safety information | |
| R Phrase | R 61-22 May cause harm to the unborn child.Also harmful if swallowed. |
| S Phrase | S 53-24/25-37-45 Avoid exposure – obtain special instructions before use.Avoid contact with skin and eyes.Wear suitable gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). |
| Categories of danger | toxic for reproduction, harmful |
| Hazard Symbol |  Toxic |
| Toxicological data | |
| LD 50 oral | LD50 rat 794 mg/kg |
| LD 50 dermal | LD50 rabbit 3160 mg/kg |
| Specifications | |
| Assay (GC, area%) | ≥ 99 % |
| Density (d 20 °C/ 4 °C) | 0.967 – 0.968 |
| Water (K. F.) | ≤ 0.3 % |
| Identity (IR) | passes test |
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