Synonym(s): 13 C Labeled phenylacetylene; Ethynyl-2- 13 C-benzene Empirical Formula: 13 CC₇H₆ Linear Formula: C₆H₅C≡ 13 CH Formula Weight: 103.13 MDL Number: MFCD00190345 Boiling Point: 142-144 °C(lit.) Density: …