The invention relates to new thio-alkanones of the formula ##STR1## in which X represents an oxygen or sulphur atom, R.sub.1 represents hydrogen or a C.sub.1 -C.sub.2 -alkyl group and the broken lines represent a single bond or no bond, to a process for their preparation and their use as flavorings.
                            本发明涉及新的
硫代酮化合物,其
化学式为 ##STR1## 其中X表示氧原子或
硫原子,R.sub.1表示氢或C.sub.1-C.sub.2烷基基团,而断裂的线表示单键或无键。本发明还涉及一种制备这些化合物的方法以及它们作为调味剂的用途。