CAS: 34993-56-1 Molecular Formula: C18H10 Molecular Weight (g/mol): 226.28 MDL Number: MFCD02093933 InChI Key: VEBUBSLYGRMOSZ-UHFFFAOYSA-N Synonym: 1-ethynyl pyrene,pyrene, 1-ethynyl,ethynylpyrene,1-pyrenylethyne,ccris 4256,acmc-20aov2 PubChem CID: 154905 IUPAC Name: 1-ethynylpyrene SMILES: C#CC1=CC=C2C=CC3=CC=CC4=CC=C1C2=C34