.alpha.-glucosidase inhibitors

.alpha.-glucosidase inhibitors

.alpha.-glycosyl derivative of catecholamine or its salt, and it

.alpha.-Halobenzyl esters

.alpha.-Halomethyl derivatives of .alpha.-amino acids

.alpha.-Halomethyl derivatives of .alpha.-amino acids

.alpha.-Halomethyl derivatives of amino acids

.alpha.-Halomethyl derivatives of amino acids

.alpha.-hydrazino acid derivatives and method for making same

.alpha.-hydroxy acid esters useful as intermediates in the produ

.alpha.-Hydroxy phosphonates

.alpha.-hydroxy-acids, preparation process and the use thereof

.alpha.-Hydroxyaldehyde and a process for preparing the same

.alpha.-keto amide derivatives

.alpha.-ketoamide inhibitors of 20S proteasome

.alpha.-Ketoglutarate dehydrogenase gene

.alpha.-Mercaptophenylacetic acid derivatives of imidazole-conta

.alpha.-methine substituted thiophene monoazo dye

.alpha.-methylene-5-thiazolacetic acid esters

.alpha.-methylenecyclopentanone derivative and process for produ