A2570612
Chromone-3-carbonitrile , >98.0% , 50743-17-4
Synonym(s):
4-Oxo-4H-1-benzopyran-3-carbonitrile
| Pack Size | Price | Stock | Quantity |
| 1g | RMB82.40 | In Stock |
|
| 5G | RMB235.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 174-176 °C(lit.) |
| Boiling point: | 278.3±40.0 °C(Predicted) |
| Density | 1.34±0.1 g/cm3(Predicted) |
| storage temp. | Sealed in dry,Room Temperature |
| form | powder to crystal |
| color | White to Yellow to Green |
Description and Uses
3-Cyanochromone may be used in the syntheses of following:
- 2-aminochromone-3-carboxamide
- 3-amino-4H-chromeno[3,4-d]isoxazol-4-one
- 3-(diaminomethylene)chroman-2,4-dione
- functionalized novel spirobenzofuranones
- 6H-bis-[1]-benzopyrano[2,3-b:3′,4′-e]pyridin-8(8H)ones and 3-(2′-hydroxybenzoyl)-5H-[1]benzopyrano[4,3-b]pyridine
Safety
| Symbol(GHS) |  GHS06 |
| Signal word | Danger |
| Hazard statements | H301-H312+H332 |
| Precautionary statements | P261-P264-P280-P301+P310-P302+P352+P312-P304+P340+P312 |
| Hazard Codes | Xn,Xi,T |
| Risk Statements | 36/37/38-20/21/22-25-20/21 |
| Safety Statements | 36/37/39-26-36-45-36/37-24/25 |
| RIDADR | 3276 |
| WGK Germany | 3 |
| Hazard Note | Irritant |
| HazardClass | 6.1 |
| PackingGroup | III |
| HS Code | 29329990 |
