The Ammonium perrhenate, with cas registry number 13598-65-7, belongs to the following product categories: (1)Industrial/Fine Chemicals; (2)Inorganics; (3)Ammonium SaltsChemical Synthesis; (4)Catalysis and Inorganic Chemistry; (5)Metal and Ceramic Science; (6)Rhenium; (7)Salts. It has the systematic name of ammonium oxido(trioxo)rhenium.

Physical properties about this chemical are: (1)#H bond acceptors: 4; (2)#H bond donors: 1; (3)#Freely Rotating Bonds: 0; (4)Polar Surface Area: 71.44 Å².

R8 :Contact with combustible material may cause fire. R36/37/38:Irritating to eyes, respiratory system and skin. S17:Keep away from combustible material. S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36:Wear suitable protective clothing. S24/25:Avoid contact with skin and eyes.

When you are using this chemical, please be cautious about it as the following:
The Ammonium perrhenate contacts with combustible material, it may cause fire. So keep it away from combustible material. 
Besides this, this chemical irritates to eyes, respiratory system and skin. When use it, wear suitable protective clothing, gloves and eye/face protection. If contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES: [O-][Re](=O)(=O)=O.[NH4+]
(2)InChI: InChI=1/H3N.4O.Re/h1H3;;;;;/q;;;;-1;/p+1/rH3N.O4Re/c;1-5(2,3)4/h1H3;/q;-1/p+1
(3)InChIKey: HOJYZCWLNWENHS-WUACXKGRAA
(4)Std. InChI: InChI=1S/H3N.4O.Re/h1H3;;;;;/q;;;;-1;/p+1
(5)Std. InChIKey: HOJYZCWLNWENHS-UHFFFAOYSA-O