CAS: 556-67-2 Molecular Formula: C8 H24 O4 Si4 Molecular Weight (g/mol): 296.62 Synonym: Cyclotetrasiloxane, octamethyl- (8CI,9CI),2,2,4,4,6,6,8,8-Octamethylcyclotetrasiloxane,2,2,4,4,6,6,8,8-Octamethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane,Abil K 4,Additive 8030,Cyclic dimethylsiloxane tetramer,D 4,DC 244,DC 344,DC 5258,DWQ 110,DWQ 120,Dabco DC 5258,Dow Corning 244,Dow Corning 244 Fluid,Dow Corning 344,KF 994,LS 8620,Mirasil CM 4,NSC 345674,NUC Silicone VS 7207,Octamethylcyclotetrasiloxane,Octamethylcyclotetrasiloxanes,PMX 0110,SF 1173,SH 244,SH 244 Fluid,SH 30,SH 344,Silbione 70045V2,Silbione V 2,TSF 404,Tetracyclomethicone,UC 7207,Union Carbide 7207,VS 7207,Volasil 244,XF 3803,Y 7175,YF 393,ZBH 270 IUPAC Name: 2,2,4,4,6,6,8,8-octamethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane SMILES: C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1