.alpha.-Aminomethylene-.beta.-formylaminopropionitrile and its m

.alpha.-Amylase inhibitor from a streptomycete and process for i

.alpha.-Aryl-.alpha.,.alpha.-bis[.omega.-(disubstituted amino)al

.alpha.-Aryl-.alpha.,.alpha.-bis[.omega.-(disubstituted amino)al

.alpha.-ARYL-4-SUBSTITUTED PIPERIDINOALKANOL DERIVATIVES

.alpha.-Bromo-pivaloyl toluenes

.alpha.-Chlorination process

.alpha.-Chloroacetanilide selective herbicides

.alpha.-Cyano benzyl-2-naphthaleneacetates

.alpha.-Cyano-.beta.-(substituted-anilino)-N-ethoxycarbonylacryl

.alpha.-Cyano-.beta.-(trisubstituted phenylhydrazino)-n-ethoxyca

.alpha.-Cyanobenzylpiperazines and a process for producing the s

.alpha.-Cycloalkenylphenyl-fatty acid nitriles

.alpha.-Ethyny benzhydrols

.alpha.-Ethynyl tryptophanes

.alpha.-Halo-2-oxo-1-azetidinemethane-carboxylic acid compounds

.alpha.-Halogeno-acetals of ethylenically unsaturated aldehydes

.alpha.-Hydroxy-.beta.-aminocarboxylic acids

.alpha.-Hydroxyethylphosphinates, and their production and use

.alpha.-iminodiacetonitriles and their preparation