but-1-yne;107-00-6;InChI=1/C4H6/c1-3-4-2/h1H,4H2,2H;but-1-yne;1-BUTYNE;EINECS 203-451-3;Ethyl acetylene;Ethylacetylene, inhibited [UN2452]  [Flammable gas];UN2452;633755_ALDRICH;Ethylacetylene;Butyne-1
but-1-yne