112110-44-8
6-溴-4,4-二甲基硫代苯并二氢吡喃
→
864841-54-3
4-(4,4-dimethyl-1-oxo-2,3-dihydrothiochromen-6-yl)-2-methylbut-3-yn-2-ol
118292-40-3
他扎罗汀
864841-55-4
6-ethynyl-4,4-dimethyl-2,3-dihydrothiochromene 1-oxide
67-64-1
丙酮