1775-27-5
2-溴-1-茚满酮
→
6710-43-6
螺[[1,3]二氧戊环-2,1'-茚]
58521-74-7
2-bromoindanone ethylene ketal
480-90-0
1-茚酮
15144-82-8
3-methoxyfluoren-9-one
6633-46-1
3-hydroxyfluoren-9-one