Both the Au and the carbene ligand are essential for the reaction to occur, as removal of either gives no desired carboxylation product. Finally, the fact that the reaction proceeds at ambient ...

“Even with daily use of these products for decades, the risk of a person developing cancer because of exposure to benzene found in these products is very low,” the agency stated. Read ...

The Food and Drug Administration recently announced it is asking retailers to stop selling six acne medications from specific lots, after a test showed increased levels of benzene, a known ...