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LC703 trans-Azobenzenefor synthesis |
| Order number | Packaging | Quantity | Price € |
| AC27703 | Glass bottle | 25 g | 22.50 |
| AC27703 | Glass bottle | 100 g | 71.55 |
| Product information | |
| Synonyms | Diazobenzene, Diphenyl diimide, Diphenyldiazene |
| Hill Formula | C12H10N2 |
| Chemical formula | C6H5N=NC6H5 |
| HS Code | 2927 00 00 |
| EC number | 203-102-5 |
| Molar mass | 182.23 g/mol |
| EC index number | 611-001-00-6 |
| CAS number | 103-33-3 |
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Chemical and physical data |
|
| Solubility | 6.4 mg/l (25 °C) |
| Melting point | 66 – 69 °C |
| Molar mass | 182.23 g/mol |
| Density | 1.203 g/cm3 |
| Boiling point | 291 – 294 °C |
| Vapor pressure | 0.00048 hPa (25 °C) |
| Flash point | 476 °C |
| Safety information | |
| R Phrase | R 45-20/22-48/22-50/53-68 May cause cancer.Also harmful by inhalation and if swallowed.Also harmful: danger of serious damage to health by prolonged exposure if swallowed.Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.Possible risk of irreversible effects. |
| S Phrase | S 53-45-60-61 Avoid exposure – obtain special instructions before use.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).This material and its container must be disposed of as hazardous waste.Avoid release to the environment. Refer to special instructions/ Safety data sheets. |
| Categories of danger | carcinogenic, harmful, dangerous for the environment, mutagenic |
| Hazard Symbol |  Toxic  Dangerous for the environment |
| Storage class | 6.1A Combustible substances, toxic |
| WGK | WGK 3 highly 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). |
| Transport information | |
| Declaration (transport by sea) IMDG-Code | UN 3077 ENVIRONMENTALLY HAZARDOUS SUBSTANCE, SOLID, N.O.S.(TRANS-AZOBENZENE), 9, III, Marine Pollutant: P |
| Declaration (transport by air) IATA-DGR | UN 3077 ENVIRONMENTALLY HAZARDOUS SUBSTANCE, SOLID, N.O.S.(TRANS-AZOBENZENE), 9, III |
| Toxicological data | |
| LD 50 oral | LD50 rat 1000 mg/kg |
| Specifications | |
| Assay (GC, area%) | ≥ 96 % |
| Melting range – lower value |
≥ 65 °C |
| – upper value | ≤ 68 °C |
| Identity (IR) | passes test |
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