Preparation of hydantoins by reacting esters of ethylene-1,2-dic

Preparation of hydroxyalkylpiperazinones by reacting a 2,3-dihyd

Preparation of hydroxyalkylpiperazinones by reacting an alkylene

Preparation of methyl ketones

Preparation of N,N'-dialkyl substituted cyclic urea derivatives

Preparation of N-(2-hydroxyethyl)-piperazine

Preparation of N-alkylpiperazines

Preparation of n-aryl- and n-hetarylhydroxylamines

Preparation of N-aryl-substituted 2-aminoalkyl-2-hydroxyalkylami

Preparation of N-cyanoimidate herbicide intermediates

Preparation of n-methylpiperazine

Preparation of N-substituted piperazinones

Preparation of N1-(2′-pyridyl)-1,2-propanediamine...

Preparation of optically-active cyanomethyl esters

Preparation of optically-active isomers of dideoxycarbocyclic nu

Preparation of oxyguanidines

Preparation of pigmentary form isoindoline

Preparation of pigmentary form isoindoline

Preparation of pigments having improved technological properties

Preparation of piperazinones for use as sulfur dioxide absorbent