propa-1,2-diene;Allene;12075-35-3;463-49-0;6688-91-1;60731-10-4;HSDB 5135;05675_FLUKA;Tricarbon;PROPADIENE;294985_ALDRICH;Propadienylidene;1,2-Propadiene;Allene;Dimethylenemethane;CH2=C=CH2;CHEBI:37601;propa-1,2-diene;Propadiene, inhibited [UN2200]  [Flammable gas];Sym-allylene;UN2200;Carbon trimer;EINECS 207-335-3;InChI=1/C3H4/c1-3-2/h1-2H
propa-1,2-diene