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- Brand：hebei qujie
- Model：25kg/Bag
- Purity：98%
- Cas：91-64-5
- Createtime： 2026-05-20
- Updatetime： 2026-06-05
| useage | Used as fragrance fixative, electroplating brightener and pharmaceutical intermediate. |
| deliveryInfo | |
| appearance | white powder |
| aliasen | |
| supplyCapacity | 100T/Month |
| harbor | tianjin qingdao shanghai |
| minorder | 1KG |
Coumarin (anhydride of o-coumaric acid) is white, crystalline lactone, obtainable naturally from several plants, such as tonka bean, lavender, sweet clover grass, strawberries, and cinnamon, or produced synthetically from an amino acid, phenylalanine.
Application:
Coumarin is mainly used in perfumery blending of soaps and detergents. It is the main component of perfumery blending and can also be used as electroplating brightener.
Chemical Name: Coumarin
CAS No.: 91-64-5
Molecular Formula: C9H6O2
Molecular Weight: 146.14
Molecular Structure:
Appearance: White crystal
Product Parameters
| Coumarin Basic information | |
| Product Name: | Coumarin |
| CAS: | 91-64-5 |
| MF: | C9H6O2 |
| MW: | 146.14 |
| EINECS: | 202-086-7 |
| Mol File: | 91-64-5.mol |
| Coumarin Chemical Properties | |
| Melting point | 68-73 °C (lit.) |
| Boiling point | 298 °C (lit.) |
| density | 0.935 |
| vapor pressure | 0.01 mm Hg ( 47 °C) |
| refractive index | 1.5100 (estimate) |
| Fp | 162 °C |
| storage temp. | Store below +30°C. |
| solubility | 1.7g/l |
| form | Crystals or Crystalline Powder |
| color | White |
| PH Range | Non' uorescence (9.5) to light green ' uorescence (10.5) |
| Water Solubility | 1.7 g/L (20 oC) |
| λmax | 275nm |
| Mer-ck | 142,562 |
| BRN | 383644 |
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