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LC1449 Coumarin-3-carboxylic acidfor synthesis |
| Order number | Packaging | Quantity | Price € |
| AC28449 | Plastic bottle | 10 g | 24.53 |
| Product information | |
| Synonyms | 2-Oxo-2H-1-benzopyran-3-carboxylic acid |
| Hill Formula | C10H6O4 |
| HS Code | 2932 29 85 |
| EC number | 208-518-0 |
| Molar mass | 190.15 g/mol |
| CAS number | 531-81-7 |
| Chemical and physical data | |
| Solubility | 13 g/l (37 °C) |
| Melting point | 188 – 191 °C |
| Molar mass | 190.15 g/mol |
| Safety information | |
| R Phrase | R 25 Toxic if swallowed. |
| S Phrase | S 25-37-45 Avoid contact with 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 |
| Hazard Symbol |  Toxic |
| Storage class | 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 2811 TOXIC SOLID, ORGANIC, N.O.S.(COUMARIN-3-CARBOXYLIC ACID), 6.1, III |
| Declaration (transport by air) IATA-DGR | UN 2811 TOXIC SOLID, ORGANIC, N.O.S.(COUMARIN-3-CARBOXYLIC ACID), 6.1, III |
| Toxicological data | |
| LD 50 oral | LD50 rat 200 mg/kg |
| Specifications | |
| Assay (HPLC, area%) | ≥ 99 % |
| Melting range – lower value |
≥ 188 °C |
| – upper value | ≤ 191 °C |
| Identity (IR) | passes test |
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