https://www.nist.gov/publications/structure-and-vibrational-dynamics-halogen-substituted-butynes-hc-equivalent-cch2ch2x
Structure and Vibrational Dynamics of the Halogen-Substituted Butynes HC Equivalent to CCH2CH2X...
Oct 12, 2021 - The pure rotational and high-resolution acetylenic C-H stretch rovibrational spectra of a series of substituted butynes, HC=CCH2CH2X (X=F,