Corticosteroids

The enantioselective addition of dialkylzinc to 4&#8242-(trifluoromethyl)acetophenone mediated by 1,2-bis(hydroxycamphorsulfonamido)cyclohexenes in the presence of titanium tetraisopropoxide has been investigated . Phosphorescence emission spectra

Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. Sigma-Aldrich does not collect analytical data for this product.

4&#8242-Bromoacetophenone is used as an organic building block in Heck and Suzuki coupling reactions. Generates phenyl radicals upon UV irradiation.

4&#8242-Bromoacetophenone is used as an organic building block in Heck and Suzuki coupling reactions. Generates phenyl radicals upon UV irradiation.

Analysis Note Assay (GC, area%): &#8805 98.0 % (a/a) Melting range (lower value): &#8805 49 &#176C Melting range (upper value): &#8804 52 &#176C Identity (IR): passes test

Analysis Note Assay (GC, area%): &#8805 98.0 % (a/a) Melting range (lower value): &#8805 49 &#176C Melting range (upper value): &#8804 52 &#176C Identity (IR): passes test

Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. Sigma-Aldrich does not collect analytical data for this product.

4'-Chloroacetophenone

4'-Chloroacetophenone

4'-Chloroacetophenone

4'-Ethoxyacetophenone

4'-Ethoxyacetophenone