# Species Formula 3994 Triethyl arseniteC6H15O3As 3995 Tri-n-propyl arseniteC9H21O3As 3996 As(V)O4(-) (DAYQAV) (Geo)H2O4As 3997 As(V)O4(-) (DAYQAV)H2O4As 3998 As(V)O5 (HTOASP) (Geo)C4H9O5As 3999 As(V)O5 (HTOASP)C4H9O5As 4000 Arsenic trifluorideF3As 4001 Arsenic trifluoride (Geo)F3As 4002 Arsenic pentafluorideF5As 4003 Arsenic pentafluoride (Geo)F5As 4004 As(V)F6(-) (BONMOG) (Geo) F6As 4005 As(V)F6(-) (BONMOG)F6As 4006 Triperfluoromethylarsine (Geo)C3F9As 4007 Trisilylarsine (Geo)H9Si3As 4008 Arsenic sulfideSAs 4009 Dimethylarsenic chlorideC2H6ClAs 4010 As(III)N2Cl (LEWVIS) (Geo)C4H10N2ClAs 4011 As(III)N2Cl (LEWVIS)C4H10N2ClAs 4012 Methylarsenic dichlorideCH3Cl2As 4013 Arsenic trichlorideCl3As 4014 Arsenic trichloride (Geo)Cl3As