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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 | ![]() |
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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