Abstract: 2-(4-Pyrimidinyl)thioacetamides are disclosed that have been found useful in the treatment of gastric hyperacidity.

Abstract: A method for the preparation of orotic acid and thioorotic acid is described which includes the formation of carboxymethylene-hydantoin or -thiohydantoin and subsequent rearrangement and isolation of orotic acid and thioorotic acid, respectively.

Abstract: Compounds of the formula ##STR1## wherein R is phenyl; phenyl having one or two substituents attached thereto, said substituents being selected from the group consisting of alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, alkylthio of 1 to 4 carbon atoms, chlorine and trifluoromethyl; naphthyl; tetrahydronaphthyl; indanyl; pyridyl; isoquinolyl; or thiazolyl;R.sub.1 is ##STR2## where R.sub.3 is hydrogen, alkyl of 1 to 4 carbon atoms,R.sub.4 and R.sub.5 are each hydrogen or alkyl of 1 to 4 carbon atoms, andQ is oxygen or two hydrogens,R.sub.2 is hydrogen, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms or halogen,A is a single carbon-to-carbon bond or --OCH.sub.2 --,R.sub.6 is hydrogen, hydroxyl, alkoxy of 1 to 4 carbon atoms or alkanoyloxy of 1 to 4 carbon atoms, andm is 0, 1, 2, 3, 4 or 5, but other than 0 when R.sub.