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Tel: 17734809689
Tel: 86-371-86259723
Tel: 17734809689
Tel: 17734809689
Mobile: 17734809689
Tel: +86-371- 86259723
Fax: +86-371- 86259723
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Coumarin Basic information |
Product Name: | Coumarin |
Synonyms: | TIMTEC-BB SBB000094;O-HYDROXYCINNAMIC ACID LACTONE;TONKA BEAN CAMPHOR;5,6-BENZO-2-PYRONE;AKOS 212-75;2H-1-BENZOPYRAN-2-ONE;2H-1-BENZOPYAN-2-ONE;1,2-BENZOPYRONE |
CAS: | 91-64-5 |
MF: | C9H6O2 |
MW: | 146.14 |
EINECS: | 202-086-7 |
Product Categories: | FINE Chemical & INTERMEDIATES;Food & Feed ADDITIVES;Coumarins;Coumarin;Natural Plant Extract;Aromatics;Heterocycles;Pharmaceutical intermediates;chemical reagent;pharmaceutical intermediate;phytochemical;reference standards from Chinese medicinal herbs (TCM).;standardized herbal extract;Inhibitors |
Mol File: | 91-64-5.mol |
Coumarin Chemical Properties |
mp | 68-73 °C(lit.) |
bp | 298 °C(lit.) |
density | 0.935 |
vapor pressure | 0.01 mm Hg ( 47 °C) |
Fp | 162 °C |
storage temp. | Refrigerator |
Water Solubility | 1.7 g/L (20 ºC) |
Merck | 14,2562 |
BRN | 383644 |
CAS DataBase Reference | 91-64-5(CAS DataBase Reference) |
NIST Chemistry Reference | Coumarin(91-64-5) |
EPA Substance Registry System | 2H-1-Benzopyran- 2-one(91-64-5) |
Safety Information |
Hazard Codes | Xn |
Risk Statements | 22-40-36/37/38-20/21/22-43 |
Safety Statements | 36-36/37-26 |
RIDADR | UN 2811 6.1/PG 3 |
WGK Germany | 1 |
RTECS | GN4200000 |
HazardClass | 6.1 |
PackingGroup | III |
Hazardous Substances Data | 91-64-5(Hazardous Substances Data) |
MSDS Information |
Provider | Language |
---|---|
ACROS | English |
SigmaAldrich | English |
ALFA | English |
Coumarin Usage And Synthesis |
Chemical Properties | WHITE CRYSTALS OR CRYSTALLINE POWDER |
Usage | Pharmaceutic aid (flavor). Found in tonka beans, levender oil, woodruff, sweet clover. |
Usage | antineoplastic, antiinflammatory, antihyperglycaemic |
General Description | Colorless crystals, flakes or colorless to white powder with a pleasant fragrant vanilla odor and a bitter aromatic burning taste. |
Air & Water Reactions | Insoluble in water. |
Reactivity Profile | Coumarin is sensitive to exposure to light. Coumarin is also sensitive to heat. Coumarin is incompatible with strong acids, strong bases and oxidizers. Coumarin is hydrolyzed by hot concentrated alkalis. Coumarin can be halogenated, nitrated and hydrogenated (in the presence of catalysts). |
Health Hazard | SYMPTOMS: Exposure to Coumarin may cause narcosis. It may also cause irritation and liver damage. |
Fire Hazard | Coumarin is combustible. |
Coumarin Preparation Products And Raw materials |
Raw materials | Phosphorus oxychloride-->Sodium acetate trihydrate-->Salicylaldehyde-->o-Cresol-->SULPHOSUCCINIC ACID ESTER |
Preparation Products | Benzofuran-->Bromadiolone-->N,N-Dimethyl-1,4-phenylenediamine-->COUMARIN 7-->Hydrocoumarin |