17190-25-9
2-(9-hydroxyfluoren-9-yl)acetonitrile
→
62506-86-9
N-[2-(9H-fluoren-9-yl)ethyl]acetamide
486-25-9
9-芴酮
4425-74-5
2-(9H-fluoren-9-ylidene)-acetonitrile
+
108-24-7
乙酸酐