The Magnesium molybdate, with its CAS registry number 12013-21-7, has the IUPAC name of magnesium; molybdenum; oxygen(2-). And it has the molecular formula of MgMoO₄ and the molecular weight of 184.24. Besides, it belongs to the product categories which include Magnesium Salts Chemical Synthesis; Catalysis and Inorganic Chemistry; Metal and Ceramic Science; Molybdenum; Salts. 

The characteristics of Magnesium molybdate are as follows: (1)#H bond acceptors: 1; (2)#H bond donors: 0; (3)#Freely Rotating Bonds: 0; (4)Polar Surface Area: 0 Ų; (5)Exact Mass: 185.870108; (6)MonoIsotopic Mass: 185.870108; (7)Topological Polar Surface Area: 4; (8)Heavy Atom Count: 6; (9)Formal Charge: -6; (10)Covalently-Bonded Unit Count: 6.

When you are dealing with this chemical, you should be careful. For being irritating to eyes, respiratory system and skin, it is also toxic which may at low levels cause damage to health. And it is dangerous if by inhalation, in contact with skin and if swallowed. Therefore, you should wear suitable protective clothing, gloves and eye/face protection, and remember not to breathe dust. If in case of contact with eyes, rinse immediately with plenty of water and seek medical advice, and if in case of accident or if you feel unwell seek medical advice immediately (show the label where possible).

What's more, the following datas could be converted into the molecular structure:
(1)Canonical SMILES: [O-2].[O-2].[O-2].[O-2].[Mg+2].[Mo]
(2)InChI: InChI=1S/Mg.Mo.4O/q+2;;4*-2
(3)InChIKey: LBYAOMJXRGBYBL-UHFFFAOYSA-N