Knowledge Bank

Two fundamental vibrations of $CH2SH$ have been observed under high resolution $(0.06cm-1)$ on a 3-meter Ebert-Fastie vacuum spectrograph: $\nu 1$, the $CH3$ symmetric stretching mode at $2947.76cm-1$, and $\nu 2$, the essentially degenerate $CH3$ asymmetric stretching mode at $3009.88cm-1$.