The Californium, isotope ofmass 253, with the CAS registry number 15720-29-3, is also known as Californium-253. Its molecular formula is Cf and its molecular weight is 253.0851. Additionally, its systematic name is (253Cf)californium.

Other characteristics of the Californium, isotope ofmass 253 can be summarised as followings: (1)H-Bond Donor: 0; (2)H-Bond Acceptor: 0; (3)Rotatable Bond Count: 0; (4)Exact Mass: 253.085127; (5)MonoIsotopic Mass: 253.085127; (6)Topological Polar Surface Area: 0; (7)Heavy Atom Count: 1; (8)Formal Charge: 0; (9)Complexity: 0; (10)Isotope Atom Count: 1; (11)Defined Atom StereoCenter Count: 0; (12)Covalently-Bonded Unit Count: 1.

You can still convert the following datas into molecular structure: 
1.SMILES: [Cf]
2.InChI: InChI=1/Cf/i1+2
3.InChIKey: HGLDOAKPQXAFKI-NJFSPNSNEV