Robuta

https://ranhangchem.com/product/766-49-4/
766-49-4|1-ETHYNYL-2-FLUOROBENZENE is a chemical compound with the molecular formula C8H5F. It is commonly used in organic synthesis.
chemical intermediateethynylfluorobenzenepharmaceutical
https://www.sigmaaldrich.com/US/en/product/aldrich/e51406
ethynylcyclohexanol