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CAS No. : | 575-03-1 | MDL No. : | MFCD00037578 |
Formula : | C10H5F3O3 | Boiling Point : | - |
Linear Structure Formula : | - | InChI Key : | CCKWMCUOHJAVOL-UHFFFAOYSA-N |
M.W : | 230.14 | Pubchem ID : | 5375667 |
Synonyms : |
|
Chemical Name : | 7-Hydroxy-4-(trifluoromethyl)coumarin |
Signal Word: | Warning | Class: | N/A |
Precautionary Statements: | P261-P301+P312-P302+P352-P304+P340-P305+P351+P338 | UN#: | N/A |
Hazard Statements: | H302-H315-H319-H335 | Packing Group: | N/A |
GHS Pictogram: |
* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
78% | With triethylamine; In tetrahydrofuran; at 20℃; for 24h; | General procedure: The appropriate bromoketone (6a-o) (1.7 mmol) and triethylamine (1.6 mmol) were added to as olution of either7-hydroxy-4-methyl-2H-chromen-2-one 4 (1.4 mmol)or 7-hydroxy-4-(trifluoromethyl)-2H-chromen-2-one 5 (1.4 mmol) in THF (20 mL). The mixture was stirred at room temperature for 24h, filtered and the solvent was evaporated under reduced pressure.The solid residue was purified by column chromatography eluting with DCM/MeOH 9:1 to afford (7a-n) and (8a-o). |
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