Synonyms: 2,7-Disilaocta-3,5-diyne,2,2,7,7-tetramethyl- (6CI,7CI,8CI); Silane, 1,3-butadiyne-1,4-diylbis[trimethyl-(9CI); 1,3-Butadiyne-1,4-diylbis[trimethylsilane];1,3-Butadiynylenebis[trimethylsilane]; 1,4-Bis(trimethylsilyl)-1,3-butadiyne;1,4-Bis(trimethylsilyl)butadiyne; Bis(trimethylsilyl)-1,3-butadiyne;Bis(trimethylsilyl)butadiyne; Bis(trimethylsilyl)diacetylene;Trimethyl(4-(trimethylsilyl)-1,3-butadiynyl)silane