Millimetre and submillimetre spectroscopy of isobutene and its detection in the molecular cloud G+0.693

Mariyam Fatima, Holger S. P. Müller, Oliver Zingsheim +5

Isobutene ((CH${}_3$)${}_2$C=CH${}_2$) is one of the four isomers of butene (C${}_4$H${}_8$). Given the detection of propene (CH${}_3$CH=CH${}_2$) toward TMC-1, and also in the warmer environmen…