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On Methylketene in Space
R. Fuentetaja, C. Bermúdez, C. Cabezas, M. Agúndez, B. Tercero, N. Marcelino, J. R. Pardo, L. Margulès, R. A. Motiyenko, J.-C. Guillemin, P. de Vicente, and J. Cernicharo
reported on the
Discovery of CH<sub>3</sub>CHCO in TMC-1 with the QUIJOTE Line Survey
Astron. Astrophys. 671, (2023), Art. No. L6.
Ten rotational transitions with 3 ≤ J ≤ 5 and Ka were identified with resolved methyl internal rotation splitting. A sufficiently large fraction of the lines is not or only marginally blended and above the 3σ noise level.
Contributor(s): H. S. P. Müller; 03, 2023