Manganese and its compounds are on the Community Right-To-Know List.

OSHA PEL: CL 5 mg(Mn)/m³
ACGIH TLV: TWA 0.03 mg(Mn)/m³
DOT Classification:  5.1; Label: Oxidizer

The CAS registry number of Calcium permanganate is 10118-76-0. With the EINECS registry number 233-322-7, its IUPAC name is calcium dipermanganate. In addition, the molecular formula is Ca.2HMnO₄. What's more, it is an oxidizing agent which consists of the metal calcium and two permanganate ions. Besides, it is noncombustible, but it will accelerate the burning of combustible material. It is believed to help whiten teeth.

Physical properties Calcium permanganate are: (1)#H bond acceptors:4; (2)#H bond donors:1; (3)Polar Surface Area:71.44 Å²; (4)H-Bond Acceptor: 8; (5)Exact Mass: 277.798007; (6)MonoIsotopic Mass: 277.798007; (7)Topological Polar Surface Area: 149; (8)Heavy Atom Count: 11; (9)Complexity: 95.8; (10)Covalently-Bonded Unit Count: 3.

You can still convert the following datas into molecular structure:
(1)SMILES: [Ca+2].O=[Mn](=O)(=O)[O-].[O-][Mn](=O)(=O)=O
(2)Std. InChI: InChI=1S/Ca.2Mn.8O/q+2;;;;;;;;;2*-1
(3)Std. InChIKey: HYSMCTNXSYZEHS-UHFFFAOYSA-N

The toxicity data is as follows: