158044-50-9 9H-Fluoren-9-one, 2-(2-phenylethynyl)- 9H-Fluoren-9-one, 2-(2-phenylethynyl)- Catalog No.: 2410881 Name: 9H-Fluoren-9-one, 2-(2-phenylethynyl)- CAS: 158044-50-9 Inquire about this product →