The Gadolinium selenide, with the CAS registry number of 12024-90-7, is also known as Gadolinium selenide (2:3). Its EINECS registry number is 234-700-4. This chemical's molecular formula is Gd₂Se₃ and molecular weight is 551.38. What's more, its IUPAC name is Gadolinium(3+); selenium(2-).

Physical properties about Gadolinium selenide are: (1)H-Bond Donor: 0; (2)H-Bond Acceptor: 3; (3)Rotatable Bond Count: 0; (4)Exact Mass: 555.601505; (5)MonoIsotopic Mass: 555.597767; (6)Topological Polar Surface Area: 0; (7)Heavy Atom Count: 5; (8)Formal Charge: 0; (9)Complexity: 0; (10)Isotope Atom Count: 0; (11)Defined Atom StereoCenter Count: 0; (12)Undefined Atom StereoCenter Count: 0; (13)Defined Bond StereoCenter Count: 0; (14)Undefined Bond StereoCenter Count: 0; (15)Covalently-Bonded Unit Count: 5.

You can still convert the following datas into molecular structure:
(1) SMILES: [Gd+3].[Gd+3].[Se-2].[Se-2].[Se-2]
(2) InChI: InChI=1/2Gd.3Se/q2*+3;3*-2
(3) InChIKey: DJHIBPNSTSSSGN-UHFFFAOYAP