A4706557
7-Hydroxy-4-(trifluoromethyl)coumarin , 97% , 575-03-1
Synonym(s):
4-(Trifluoromethyl)umbelliferone
CAS NO.：575-03-1
Empirical Formula: C10H5F3O3
Molecular Weight: 230.14
MDL number: MFCD00037578
EINECS: 124-586-5
| Pack Size | Price | Stock | Quantity |
| 250mg | RMB55.20 | In Stock |
|
| 1g | RMB143.20 | In Stock |
|
| 5g | RMB447.20 | In Stock |
|
| 25g | RMB1839.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 178-180 °C (lit.) |
| Boiling point: | 311.4±42.0 °C(Predicted) |
| Density | 1.4435 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | DMF: soluble |
| form | powder to crystal |
| pka | 7.23±0.20(Predicted) |
| color | White to Light yellow to Light orange |
| λmax | 330nm(Toluene)(lit.) |
| BRN | 210932 |
| InChIKey | CCKWMCUOHJAVOL-UHFFFAOYSA-N |
Description and Uses
Suitable as pH-indicator. Trifluoromethylumbelliferone is a slightly longer wavelength analog of 4-methylcoumarin (4-MU) with a pKa that more closely matches physiological pH values.
Safety
| Symbol(GHS) |  GHS06 |
| Signal word | Danger |
| Hazard statements | H300-H315-H319-H335 |
| Precautionary statements | P301+P310+P330-P302+P352-P305+P351+P338 |
| Hazard Codes | Xi,T |
| Risk Statements | 36/37/38-25 |
| Safety Statements | 26-36-45 |
| RIDADR | UN 2811 6.1/PG 3 |
| WGK Germany | 3 |
| F | 8-10 |
| HazardClass | IRRITANT |
| HS Code | 29322090 |
