An efficient method for highly α-regioselective nucleophilic substitution of the Baylis−Hillman acetates with indoles catalyzed by AgOTf in high yields (72−99%) has been developed. Reductive ...

Is alcohol better than weed, or is it the other way around? It’s a debate that’s gone on for decades. Generally speaking, weed tends to come with fewer risks than alcohol, but there are a lot ...

The reaction of 3-halo-4-aminopyridines with acyl chlorides and triethylamine is described. The pyridin-4-yl α-substituted acetamide products were obtained in moderate to high yields. The presented ...

Save guides, add subjects and pick up where you left off with your BBC account. Substitution means putting numbers in place of letters to calculate the value of an expression. The bracket has been ...